$spnt 2024 Q3 10-Q

Concept	2024 Q3	2024 Q2
Revenue	$562.2M	$743.3M
YoY Change	-19.98%	-3.2%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$3.000M	$3.000M
YoY Change	3.45%	3.45%
% of Gross Profit
Operating Expenses	$534.3M	$595.0M
YoY Change	-11.76%	-8.42%
Operating Profit
YoY Change
Interest Expense	$13.80M	$15.70M
YoY Change	-30.3%	-153.95%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$11.10M	$129.0M
YoY Change	-85.97%	44.78%
Income Tax	$2.400M	$14.20M
% Of Pretax Income	21.62%	11.01%
Net Earnings	$8.500M	$113.9M
YoY Change	-86.18%	71.79%
Net Earnings / Revenue	1.51%	15.32%
Basic Earnings Per Share	$0.03	$0.60
Diluted Earnings Per Share	$0.03	$0.57
COMMON SHARES
Basic Shares Outstanding	170.9M shares	170.5M shares
Diluted Shares Outstanding	172.8M shares	178.7M shares

Concept	2024 Q3	2024 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$640.7M	$598.1M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$22.00M	$22.90M
YoY Change	-15.38%	1.78%
Goodwill
YoY Change
Intangibles	$143.8M	$146.8M
YoY Change	-7.58%	-7.38%
Long-Term Investments	$6.048B	$6.099B
YoY Change	0.36%	2.45%
Other Assets	$423.7M	$411.0M
YoY Change	47.12%	58.38%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$12.68B	$12.76B
YoY Change	0.73%	1.12%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$242.6M	$250.3M
YoY Change	-0.57%	6.24%
Accrued Expenses	$24.90M	$25.40M
YoY Change	-17.0%	-1.17%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$267.5M	$315.9M
YoY Change	-14.54%	9.16%
LONG-TERM LIABILITIES
Long-Term Debt	$660.5M	$648.6M
YoY Change	-13.55%	-15.32%
Other Long-Term Liabilities	$100.3M	$117.7M
YoY Change	-55.22%	-47.55%
Total Long-Term Liabilities	$760.8M	$766.3M
YoY Change	-23.0%	-22.62%
TOTAL LIABILITIES
Total Short-Term Liabilities	$267.5M	$315.9M
Total Long-Term Liabilities	$760.8M	$766.3M
Total Liabilities	$9.986B	$10.06B
YoY Change	-3.29%	-2.99%
SHAREHOLDERS EQUITY
Retained Earnings	$806.2M	$801.7M
YoY Change	58.86%	71.63%
Common Stock	$16.20M	$17.10M
YoY Change	-1.82%	4.91%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$2.695B	$2.704B
YoY Change
Total Liabilities & Shareholders Equity	$12.68B	$12.76B
YoY Change	0.73%	1.12%

Concept	2024 Q3	2024 Q2
OPERATING ACTIVITIES
Net Income	$8.500M	$113.9M
YoY Change	-86.18%	71.79%
Depreciation, Depletion And Amortization	$3.000M	$3.000M
YoY Change	3.45%	3.45%
Cash From Operating Activities	$58.10M	-$146.9M
YoY Change	-64.05%	-231.04%
INVESTING ACTIVITIES
Capital Expenditures
YoY Change
Acquisitions
YoY Change
Other Investing Activities	$202.1M	$16.10M
YoY Change	-306.65%	-105.3%
Cash From Investing Activities	$202.1M	$16.10M
YoY Change	-306.65%	-105.3%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-169.0M	-231.6M
YoY Change	604.17%	1879.49%
NET CHANGE
Cash From Operating Activities	58.10M	-146.9M
Cash From Investing Activities	202.1M	16.10M
Cash From Financing Activities	-169.0M	-231.6M
Net Change In Cash	91.20M	-362.4M
YoY Change	129.15%	78.35%
FREE CASH FLOW
Cash From Operating Activities	$58.10M	-$146.9M
Capital Expenditures
Free Cash Flow
YoY Change

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	us-gaap	Premiums Earned Net PremiumsEarnedNet	1184300000	usd
	us-gaap	Premiums Earned Net PremiumsEarnedNet	1235200000	usd
CY2024Q2	us-gaap	Gain Loss On Investments GainLossOnInvestments	-55900000	usd
CY2023Q2	us-gaap	Gain Loss On Investments GainLossOnInvestments	-1800000	usd
CY2024Q2	spnt	Gain Loss On Investments Related Party GainLossOnInvestmentsRelatedParty	1000000.0	usd
CY2023Q2	spnt	Gain Loss On Investments Related Party GainLossOnInvestmentsRelatedParty	-900000	usd
	spnt	Net Investment Income Loss And Gain Loss On Investments NetInvestmentIncomeLossAndGainLossOnInvestments	103100000	usd
	spnt	Net Investment Income Loss And Gain Loss On Investments NetInvestmentIncomeLossAndGainLossOnInvestments	139600000	usd
	us-gaap	Other Income OtherIncome	141400000	usd
	us-gaap	Other Income OtherIncome	14100000	usd
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1	681900000	usd
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1	642800000	usd
	us-gaap	Other Underwriting Expense OtherUnderwritingExpense	82900000	usd
	us-gaap	Other Underwriting Expense OtherUnderwritingExpense	95500000	usd
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	122600000	usd
	us-gaap	Undistributed Earnings Diluted UndistributedEarningsDiluted	187800000	usd
	us-gaap	Undistributed Earnings UndistributedEarnings	187800000	usd
	us-gaap	Proceeds From Payments For In Securities Sold Under Agreements To Repurchase ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase	0	usd
	us-gaap	Proceeds From Payments For In Securities Sold Under Agreements To Repurchase ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase	9300000	usd
CY2024Q2	spnt	Liability For Claims And Claims Adjustment Expense Deferred Gain On Retroactive Reinsurance Contracts LiabilityForClaimsAndClaimsAdjustmentExpenseDeferredGainOnRetroactiveReinsuranceContracts	23000000	usd
	us-gaap	Revenues Revenues	1428800000	usd
	us-gaap	Revenues Revenues	1388900000	usd
	us-gaap	Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1 DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1	264800000	usd
	us-gaap	Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1 DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1	231500000	usd
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	130300000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5900000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5300000	usd
	us-gaap	Interest Expense InterestExpense	36200000	usd
	us-gaap	Interest Expense InterestExpense	24500000	usd
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	100000	usd
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-17500000	usd
	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	1194200000	usd
	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	1147400000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	234600000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	241500000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	23900000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	41300000	usd
	us-gaap	Profit Loss ProfitLoss	210700000	usd
	us-gaap	Profit Loss ProfitLoss	200200000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	4400000	usd
	us-gaap	Net Income Loss NetIncomeLoss	208700000	usd
	us-gaap	Net Income Loss NetIncomeLoss	195800000	usd
	us-gaap	Dividends Dividends	8000000.0	usd
	us-gaap	Dividends Dividends	8000000.0	usd
CY2023Q2	us-gaap	Undistributed Earnings UndistributedEarnings	55900000	usd
CY2023Q2	us-gaap	Undistributed Earnings Diluted UndistributedEarningsDiluted	55900000	usd
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.11
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.08
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.05
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.05
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	169453656	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	161473011	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	178085119	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	165997198	shares
	us-gaap	Profit Loss ProfitLoss	210700000	usd
	us-gaap	Profit Loss ProfitLoss	200200000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-1900000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	1200000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-21800000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-33700000	usd
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	7400000	usd
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-1600000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-31100000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-30900000	usd
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	169300000	usd
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	2000000.0	usd
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	4400000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	177600000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	164900000	usd
CY2023Q4	us-gaap	Equity Securities Fv Ni Current And Noncurrent EquitySecuritiesFvNiCurrentAndNoncurrent	1600000	usd
CY2023Q4	us-gaap	Investments Investments	6077600000	usd
CY2024Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	598100000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	969200000	usd
CY2024Q2	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	125900000	usd
CY2023Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	132100000	usd
CY2024Q2	spnt	Redemption Receivable Related Party Investment Fund RedemptionReceivableRelatedPartyInvestmentFund	0	usd
CY2023Q4	spnt	Redemption Receivable Related Party Investment Fund RedemptionReceivableRelatedPartyInvestmentFund	3000000.0	usd
CY2024Q2	us-gaap	Receivables From Brokers Dealers And Clearing Organizations ReceivablesFromBrokersDealersAndClearingOrganizations	28600000	usd
CY2023Q4	us-gaap	Receivables From Brokers Dealers And Clearing Organizations ReceivablesFromBrokersDealersAndClearingOrganizations	5600000	usd
CY2024Q2	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	50700000	usd
CY2023Q4	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	42300000	usd
CY2024Q2	us-gaap	Premiums Receivable At Carrying Value PremiumsReceivableAtCarryingValue	2120200000	usd
CY2023Q4	us-gaap	Premiums Receivable At Carrying Value PremiumsReceivableAtCarryingValue	1966300000	usd
CY2024Q2	us-gaap	Deferred Policy Acquisition Costs And Value Of Business Acquired DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired	341900000	usd
CY2023Q4	us-gaap	Deferred Policy Acquisition Costs And Value Of Business Acquired DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired	308900000	usd
CY2024Q2	us-gaap	Prepaid Reinsurance Premiums PrepaidReinsurancePremiums	496100000	usd
CY2023Q4	us-gaap	Prepaid Reinsurance Premiums PrepaidReinsurancePremiums	449200000	usd
CY2024Q2	us-gaap	Reinsurance Recoverables On Paid And Unpaid Losses ReinsuranceRecoverablesOnPaidAndUnpaidLosses	2191500000	usd
CY2023Q4	us-gaap	Reinsurance Recoverables On Paid And Unpaid Losses ReinsuranceRecoverablesOnPaidAndUnpaidLosses	2295100000	usd
CY2024Q2	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	285100000	usd
CY2023Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	293600000	usd
CY2024Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	146800000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	152700000	usd
CY2024Q2	us-gaap	Other Assets OtherAssets	280300000	usd
CY2023Q4	us-gaap	Other Assets OtherAssets	175900000	usd
CY2024Q2	us-gaap	Assets Assets	12764000000	usd
CY2023Q4	us-gaap	Assets Assets	12871500000	usd
CY2024Q2	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	5606000000	usd
CY2024Q2	us-gaap	Unearned Premiums UnearnedPremiums	1769700000	usd
CY2023Q4	us-gaap	Unearned Premiums UnearnedPremiums	1627300000	usd
CY2024Q2	us-gaap	Reinsurance Payable ReinsurancePayable	1544500000	usd
CY2023Q4	us-gaap	Reinsurance Payable ReinsurancePayable	1736700000	usd
CY2024Q2	us-gaap	Deposit Contracts Liabilities DepositContractsLiabilities	22100000	usd
CY2023Q4	us-gaap	Deposit Contracts Liabilities DepositContractsLiabilities	134400000	usd
CY2024Q2	spnt	Liability For Claims And Claims Adjustment Expense Deferred Gain On Retroactive Reinsurance Contracts LiabilityForClaimsAndClaimsAdjustmentExpenseDeferredGainOnRetroactiveReinsuranceContracts	23000000.0	usd
CY2023Q4	spnt	Liability For Claims And Claims Adjustment Expense Deferred Gain On Retroactive Reinsurance Contracts LiabilityForClaimsAndClaimsAdjustmentExpenseDeferredGainOnRetroactiveReinsuranceContracts	27900000	usd
CY2024Q2	us-gaap	Long Term Debt LongTermDebt	648600000	usd
CY2023Q4	us-gaap	Long Term Debt LongTermDebt	786200000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	2000000.0	usd
	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	185100000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-61700000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-297500000	usd
	spnt	Payments For Settlement Of Financial Instruments Subject To Mandatory Redemption PaymentsForSettlementOfFinancialInstrumentsSubjectToMandatoryRedemption	38500000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#OtherAssets
CY2024Q2	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#OtherAssets
CY2024Q2	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
CY2023Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
CY2024Q2	us-gaap	Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest	0.0	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest	0.0	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss	5375500000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss	4754600000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	5345300000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	4755400000	usd
CY2024Q2	us-gaap	Trading Securities Debt Amortized Cost TradingSecuritiesDebtAmortizedCost	330600000	usd
CY2023Q4	us-gaap	Trading Securities Debt Amortized Cost TradingSecuritiesDebtAmortizedCost	568100000	usd
CY2024Q2	us-gaap	Trading Securities Debt TradingSecuritiesDebt	307700000	usd
CY2023Q4	us-gaap	Trading Securities Debt TradingSecuritiesDebt	534900000	usd
CY2024Q2	spnt	Other Short Term Investments Cost OtherShortTermInvestmentsCost	97900000	usd
CY2023Q4	spnt	Other Short Term Investments Cost OtherShortTermInvestmentsCost	370800000	usd
CY2024Q2	us-gaap	Other Short Term Investments OtherShortTermInvestments	97500000	usd
CY2023Q4	us-gaap	Other Short Term Investments OtherShortTermInvestments	371600000	usd
CY2024Q2	spnt	Investments In Related Party Investment Funds InvestmentsInRelatedPartyInvestmentFunds	106600000	usd
CY2023Q4	spnt	Investments In Related Party Investment Funds InvestmentsInRelatedPartyInvestmentFunds	105600000	usd
CY2024Q2	spnt	Other Long Term Investments Cost OtherLongTermInvestmentsCost	328400000	usd
CY2023Q4	spnt	Other Long Term Investments Cost OtherLongTermInvestmentsCost	356200000	usd
CY2024Q2	spnt	Other Long Term Investments Related Parties OtherLongTermInvestmentsRelatedParties	146000000.0	usd
CY2023Q4	spnt	Other Long Term Investments Related Parties OtherLongTermInvestmentsRelatedParties	173700000	usd
CY2024Q2	us-gaap	Other Long Term Investments OtherLongTermInvestments	241700000	usd
CY2023Q4	us-gaap	Other Long Term Investments OtherLongTermInvestments	308500000	usd
CY2024Q2	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	0.0	usd
CY2023Q4	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	1900000	usd
CY2024Q2	us-gaap	Equity Securities Fv Ni Current And Noncurrent EquitySecuritiesFvNiCurrentAndNoncurrent	0	usd
CY2024Q2	us-gaap	Investments Investments	6098800000	usd
CY2023Q4	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	5608100000	usd
CY2024Q2	srt	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	40200000	usd
CY2023Q4	srt	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	6200000	usd
CY2024Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	56100000	usd
CY2023Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	68700000	usd
CY2024Q2	us-gaap	Shares Subject To Mandatory Redemption Settlement Terms Amount SharesSubjectToMandatoryRedemptionSettlementTermsAmount	72600000	usd
CY2023Q4	us-gaap	Shares Subject To Mandatory Redemption Settlement Terms Amount SharesSubjectToMandatoryRedemptionSettlementTermsAmount	67300000	usd
CY2024Q2	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	275700000	usd
CY2023Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	278100000	usd
CY2024Q2	us-gaap	Liabilities Liabilities	10058500000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	10340900000	usd
CY2024Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2024Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	170572790	shares
CY2024Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	170572790	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	168120022	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	168120022	shares
CY2024Q2	us-gaap	Common Stock Value CommonStockValue	17100000	usd
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	16800000	usd
CY2024Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1713300000	usd
CY2023Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1693000000	usd
CY2024Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	801700000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	601000000.0	usd
CY2024Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-28000000.0	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	3100000	usd
CY2024Q2	us-gaap	Stockholders Equity StockholdersEquity	2704100000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	2513900000	usd
CY2024Q2	us-gaap	Minority Interest MinorityInterest	1400000	usd
CY2023Q4	us-gaap	Minority Interest MinorityInterest	16700000	usd
CY2024Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2705500000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2530600000	usd
CY2024Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	12764000000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	12871500000	usd
CY2024Q2	us-gaap	Premiums Earned Net PremiumsEarnedNet	590500000	usd
CY2023Q2	us-gaap	Premiums Earned Net PremiumsEarnedNet	639700000	usd
CY2024Q2	us-gaap	Net Investment Income NetInvestmentIncome	78200000	usd
CY2023Q2	us-gaap	Net Investment Income NetInvestmentIncome	68500000	usd
	us-gaap	Net Investment Income NetInvestmentIncome	157000000.0	usd
	us-gaap	Net Investment Income NetInvestmentIncome	130200000	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	-54900000	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	9500000	usd
	spnt	Gain Loss On Investments Related Party GainLossOnInvestmentsRelatedParty	1000000.0	usd
	spnt	Gain Loss On Investments Related Party GainLossOnInvestmentsRelatedParty	-100000	usd
CY2024Q2	spnt	Net Investment Income Loss And Gain Loss On Investments NetInvestmentIncomeLossAndGainLossOnInvestments	23300000	usd
CY2023Q2	spnt	Net Investment Income Loss And Gain Loss On Investments NetInvestmentIncomeLossAndGainLossOnInvestments	65800000	usd
CY2024Q2	us-gaap	Other Income OtherIncome	129500000	usd
CY2023Q2	us-gaap	Other Income OtherIncome	5300000	usd
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	179600000	usd
CY2024Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2705500000	usd
CY2023Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2248900000	usd
CY2024Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2705500000	usd
CY2023Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2248900000	usd
	us-gaap	Profit Loss ProfitLoss	210700000	usd
	us-gaap	Profit Loss ProfitLoss	200200000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	11000000.0	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	10800000	usd
	spnt	Realized And Unrealized Gain Loss On Investments And Derivatives RealizedAndUnrealizedGainLossOnInvestmentsAndDerivatives	-68600000	usd
	spnt	Realized And Unrealized Gain Loss On Investments And Derivatives RealizedAndUnrealizedGainLossOnInvestmentsAndDerivatives	14300000	usd
	spnt	Gain Loss On Investments Related Party GainLossOnInvestmentsRelatedParty	1000000.0	usd
	spnt	Gain Loss On Investments Related Party GainLossOnInvestmentsRelatedParty	-100000	usd
	spnt	Other Revenue Noncash OtherRevenueNoncash	-5300000	usd
	spnt	Other Revenue Noncash OtherRevenueNoncash	-44100000	usd
	spnt	Accretion Amortization Of Discounts And Premiums AccretionAmortizationOfDiscountsAndPremiums	34800000	usd
	spnt	Accretion Amortization Of Discounts And Premiums AccretionAmortizationOfDiscountsAndPremiums	36300000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5900000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5300000	usd
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	43900000	usd
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	4200000	usd
	us-gaap	Increase Decrease In Premiums Receivable IncreaseDecreaseInPremiumsReceivable	153900000	usd
	us-gaap	Increase Decrease In Premiums Receivable IncreaseDecreaseInPremiumsReceivable	337900000	usd
	spnt	Increase Decrease In Deferred Policy Acquisition Costs And Present Value Of Future Insurance Profits IncreaseDecreaseInDeferredPolicyAcquisitionCostsAndPresentValueOfFutureInsuranceProfits	33000000.0	usd
	spnt	Increase Decrease In Deferred Policy Acquisition Costs And Present Value Of Future Insurance Profits IncreaseDecreaseInDeferredPolicyAcquisitionCostsAndPresentValueOfFutureInsuranceProfits	47700000	usd
	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	95500000	usd
	us-gaap	Increase Decrease In Reinsurance Recoverable IncreaseDecreaseInReinsuranceRecoverable	-101500000	usd
	us-gaap	Increase Decrease In Reinsurance Recoverable IncreaseDecreaseInReinsuranceRecoverable	861700000	usd
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	4100000	usd
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-37600000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	111000000.0	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	12400000	usd
	us-gaap	Increase Decrease In Interest And Dividends Receivable IncreaseDecreaseInInterestAndDividendsReceivable	8400000	usd
	us-gaap	Increase Decrease In Interest And Dividends Receivable IncreaseDecreaseInInterestAndDividendsReceivable	10100000	usd
	spnt	Increase Decrease In Liability For Claims And Claims Adjustment Expense Deferred Gain On Retroactive Reinsurance Contracts IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseDeferredGainOnRetroactiveReinsuranceContracts	-4900000	usd
	spnt	Increase Decrease In Liability For Claims And Claims Adjustment Expense Deferred Gain On Retroactive Reinsurance Contracts IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseDeferredGainOnRetroactiveReinsuranceContracts	21200000	usd
	us-gaap	Increase Decrease In Reinsurance Payables IncreaseDecreaseInReinsurancePayables	-192200000	usd
	us-gaap	Increase Decrease In Reinsurance Payables IncreaseDecreaseInReinsurancePayables	1031800000	usd
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-2400000	usd
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-5300000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-91100000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	206300000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	1423800000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	2264600000	usd
	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	368200000	usd
	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	820300000	usd
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	22200000	usd
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	7600000	usd
	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	821300000	usd
	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	663600000	usd
	spnt	Proceeds From Sales And Maturities Of Debt Securities Trading And Short Term Investments ProceedsFromSalesAndMaturitiesOfDebtSecuritiesTradingAndShortTermInvestments	876700000	usd
	spnt	Proceeds From Sales And Maturities Of Debt Securities Trading And Short Term Investments ProceedsFromSalesAndMaturitiesOfDebtSecuritiesTradingAndShortTermInvestments	2064300000	usd
	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	43500000	usd
	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	52300000	usd
	spnt	Proceeds From Payments For Broker Dealer Related Receivables And Payables Net Investing Activities ProceedsFromPaymentsForBrokerDealerRelatedReceivablesAndPayablesNetInvestingActivities	11000000.0	usd
	spnt	Proceeds From Payments For Broker Dealer Related Receivables And Payables Net Investing Activities ProceedsFromPaymentsForBrokerDealerRelatedReceivablesAndPayablesNetInvestingActivities	14800000	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	124000000.0	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	0	usd
	spnt	Proceeds From Payments For Deposit Contracts Liabilities ProceedsFromPaymentsForDepositContractsLiabilities	-102100000	usd
	spnt	Proceeds From Payments For Deposit Contracts Liabilities ProceedsFromPaymentsForDepositContractsLiabilities	-7300000	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	16300000	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1500000	usd
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	8000000.0	usd
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	8000000.0	usd
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	6900000	usd
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	7500000	usd
	spnt	Payments For Settlement Of Financial Instruments Subject To Mandatory Redemption PaymentsForSettlementOfFinancialInstrumentsSubjectToMandatoryRedemption	0	usd
	us-gaap	Proceeds From Payments To Minority Shareholders ProceedsFromPaymentsToMinorityShareholders	200000	usd
	us-gaap	Proceeds From Payments To Minority Shareholders ProceedsFromPaymentsToMinorityShareholders	-600000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-224500000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-51100000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-377300000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-142300000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1101300000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	913700000	usd
CY2024Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	724000000.0	usd
CY2023Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	771400000	usd
	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="margin-top:9pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Reclassifications</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span></div><div style="margin-top:9pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Certain comparative figures have been reclassified to conform to the current year presentation.</span></div>
CY2024Q2	spnt	Reinsurance Loss Portfolio Transfer Loss Reserves Covered ReinsuranceLossPortfolioTransferLossReservesCovered	400000000	usd
CY2024Q2	spnt	Reinsurance Loss Portfolio Transfer Aggregate Limit Percentage Of Booked Reserves ReinsuranceLossPortfolioTransferAggregateLimitPercentageOfBookedReserves	1.50
CY2022Q3	spnt	Reinsurance Loss Portfolio Transfer Loss Reserves Covered ReinsuranceLossPortfolioTransferLossReservesCovered	1300000000	usd
CY2023Q2	spnt	Reinsurance Loss Portfolio Transfer Loss Reserves Covered ReinsuranceLossPortfolioTransferLossReservesCovered	905600000	usd
CY2023Q1	spnt	Reinsurance Loss Portfolio Transfer Aggregate Limit Percentage Of Booked Reserves ReinsuranceLossPortfolioTransferAggregateLimitPercentageOfBookedReserves	1.30
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	segment
CY2024Q2	us-gaap	Premiums Written Gross PremiumsWrittenGross	864500000	usd
CY2024Q2	us-gaap	Premiums Written Net PremiumsWrittenNet	643600000	usd
CY2024Q2	us-gaap	Premiums Earned Net PremiumsEarnedNet	590500000	usd
CY2024Q2	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1	364400000	usd
CY2024Q2	us-gaap	Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1 DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1	119900000	usd
CY2024Q2	us-gaap	Other Underwriting Expense OtherUnderwritingExpense	41100000	usd
CY2024Q2	us-gaap	Underwriting Income Loss UnderwritingIncomeLoss	65100000	usd
CY2024Q2	spnt	Segment Income Loss SegmentIncomeLoss	65100000	usd
CY2024Q2	us-gaap	Net Investment Income NetInvestmentIncome	78200000	usd
CY2024Q2	us-gaap	Gain Loss On Investments GainLossOnInvestments	-55900000	usd
CY2024Q2	spnt	Gain Loss On Investments Related Party GainLossOnInvestmentsRelatedParty	1000000.0	usd
CY2024Q2	us-gaap	Other Income OtherIncome	129500000	usd
CY2024Q2	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	66600000	usd
CY2024Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3000000.0	usd
CY2024Q2	us-gaap	Interest Expense InterestExpense	15700000	usd
CY2024Q2	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-3600000	usd
CY2024Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	129000000.0	usd
CY2024Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	14200000	usd
CY2024Q2	us-gaap	Profit Loss ProfitLoss	114800000	usd
CY2024Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	900000	usd
CY2024Q2	us-gaap	Net Income Loss NetIncomeLoss	113900000	usd
CY2024Q2	us-gaap	Loss Ratio LossRatio	0.617
CY2024Q2	us-gaap	Acquisition Cost Ratio AcquisitionCostRatio	0.203
CY2024Q2	us-gaap	Underwriting Expense Ratio UnderwritingExpenseRatio	0.070
CY2024Q2	us-gaap	Combined Ratio CombinedRatio	0.890
CY2023Q2	us-gaap	Premiums Written Gross PremiumsWrittenGross	842500000	usd
CY2023Q2	us-gaap	Premiums Written Net PremiumsWrittenNet	625600000	usd
CY2023Q2	us-gaap	Premiums Earned Net PremiumsEarnedNet	639700000	usd
CY2023Q2	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1	375700000	usd
CY2023Q2	us-gaap	Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1 DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1	111800000	usd
CY2023Q2	us-gaap	Other Underwriting Expense OtherUnderwritingExpense	43300000	usd
CY2023Q2	us-gaap	Underwriting Income Loss UnderwritingIncomeLoss	108900000	usd
CY2023Q2	spnt	Segment Income Loss SegmentIncomeLoss	108900000	usd
CY2023Q2	us-gaap	Net Investment Income NetInvestmentIncome	68500000	usd
CY2023Q2	us-gaap	Gain Loss On Investments GainLossOnInvestments	-1800000	usd
CY2023Q2	spnt	Gain Loss On Investments Related Party GainLossOnInvestmentsRelatedParty	-900000	usd
CY2023Q2	us-gaap	Other Income OtherIncome	5300000	usd
CY2023Q2	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	70300000	usd
CY2023Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2900000	usd
CY2023Q2	us-gaap	Interest Expense InterestExpense	11700000	usd
CY2023Q2	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-17400000	usd
CY2023Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	77700000	usd
CY2023Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	15800000	usd
CY2023Q2	us-gaap	Profit Loss ProfitLoss	61900000	usd
CY2023Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	2000000.0	usd
CY2023Q2	us-gaap	Net Income Loss NetIncomeLoss	59900000	usd
CY2023Q2	us-gaap	Loss Ratio LossRatio	0.587
CY2023Q2	us-gaap	Acquisition Cost Ratio AcquisitionCostRatio	0.175
CY2023Q2	us-gaap	Underwriting Expense Ratio UnderwritingExpenseRatio	0.068
CY2023Q2	us-gaap	Combined Ratio CombinedRatio	0.830
	us-gaap	Premiums Written Gross PremiumsWrittenGross	1771100000	usd
	us-gaap	Premiums Written Net PremiumsWrittenNet	1282900000	usd
	us-gaap	Premiums Earned Net PremiumsEarnedNet	1184300000	usd
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1	681900000	usd
	us-gaap	Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1 DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1	264800000	usd
	us-gaap	Other Underwriting Expense OtherUnderwritingExpense	82900000	usd
CY2023Q4	us-gaap	Equity Securities Fv Ni Current And Noncurrent EquitySecuritiesFvNiCurrentAndNoncurrent	1600000	usd
CY2023Q4	spnt	Other Long Term Investments Cost OtherLongTermInvestmentsCost	356200000	usd
CY2023Q4	spnt	Other Long Term Investments Accumulated Unrecognized Gain OtherLongTermInvestmentsAccumulatedUnrecognizedGain	20000000.0	usd
CY2023Q4	spnt	Other Long Term Investments Accumulated Unrecognized Loss OtherLongTermInvestmentsAccumulatedUnrecognizedLoss	70100000	usd
CY2023Q4	spnt	Other Long Term Investments Accumulated Net Foreign Currency Gains Losses OtherLongTermInvestmentsAccumulatedNetForeignCurrencyGainsLosses	2400000	usd
CY2023Q4	us-gaap	Other Long Term Investments OtherLongTermInvestments	308500000	usd
CY2024Q2	us-gaap	Other Long Term Investments OtherLongTermInvestments	241700000	usd
CY2023Q4	us-gaap	Other Long Term Investments OtherLongTermInvestments	308500000	usd
CY2024Q2	us-gaap	Other Long Term Investments OtherLongTermInvestments	241700000	usd
CY2023Q4	us-gaap	Other Long Term Investments OtherLongTermInvestments	308500000	usd
CY2024Q2	us-gaap	Investment Income Investment Expense InvestmentIncomeInvestmentExpense	7600000	usd
CY2023Q2	us-gaap	Investment Income Investment Expense InvestmentIncomeInvestmentExpense	5100000	usd
	us-gaap	Investment Income Investment Expense InvestmentIncomeInvestmentExpense	11500000	usd
	us-gaap	Investment Income Investment Expense InvestmentIncomeInvestmentExpense	10500000	usd
CY2023Q2	spnt	Net Investment Income Loss And Gain Loss On Investments NetInvestmentIncomeLossAndGainLossOnInvestments	65800000	usd
	us-gaap	Underwriting Income Loss UnderwritingIncomeLoss	154700000	usd
	spnt	Segment Income Loss SegmentIncomeLoss	154700000	usd
	us-gaap	Net Investment Income NetInvestmentIncome	157000000.0	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	-54900000	usd
	spnt	Gain Loss On Investments Related Party GainLossOnInvestmentsRelatedParty	1000000.0	usd
	us-gaap	Other Income OtherIncome	141400000	usd
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	122600000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5900000	usd
	us-gaap	Interest Expense InterestExpense	36200000	usd
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	100000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	234600000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	23900000	usd
	us-gaap	Profit Loss ProfitLoss	210700000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	2000000.0	usd
	us-gaap	Net Income Loss NetIncomeLoss	208700000	usd
	us-gaap	Loss Ratio LossRatio	0.576
	us-gaap	Acquisition Cost Ratio AcquisitionCostRatio	0.224
	us-gaap	Underwriting Expense Ratio UnderwritingExpenseRatio	0.070
	us-gaap	Combined Ratio CombinedRatio	0.870
	us-gaap	Premiums Written Gross PremiumsWrittenGross	1953000000	usd
	us-gaap	Premiums Written Net PremiumsWrittenNet	1417300000	usd
	us-gaap	Premiums Earned Net PremiumsEarnedNet	1235200000	usd
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1	642800000	usd
	us-gaap	Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1 DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1	231500000	usd
	us-gaap	Other Underwriting Expense OtherUnderwritingExpense	95500000	usd
	us-gaap	Underwriting Income Loss UnderwritingIncomeLoss	265400000	usd
	spnt	Segment Income Loss SegmentIncomeLoss	265400000	usd
	us-gaap	Net Investment Income NetInvestmentIncome	130200000	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	9500000	usd
	spnt	Gain Loss On Investments Related Party GainLossOnInvestmentsRelatedParty	-100000	usd
	us-gaap	Other Income OtherIncome	14100000	usd
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	130300000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5300000	usd
	us-gaap	Interest Expense InterestExpense	24500000	usd
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-17500000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	241500000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	41300000	usd
	us-gaap	Profit Loss ProfitLoss	200200000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	4400000	usd
	us-gaap	Net Income Loss NetIncomeLoss	195800000	usd
	us-gaap	Loss Ratio LossRatio	0.520
	us-gaap	Acquisition Cost Ratio AcquisitionCostRatio	0.187
	us-gaap	Underwriting Expense Ratio UnderwritingExpenseRatio	0.077
	us-gaap	Combined Ratio CombinedRatio	0.784
CY2024Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	598100000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	969200000	usd
CY2024Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	724000000.0	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1101300000	usd
CY2024Q2	us-gaap	Restricted Investments RestrictedInvestments	2372000000	usd
CY2023Q4	us-gaap	Restricted Investments RestrictedInvestments	2668000000	usd
CY2024Q2	spnt	Cash Cash Equivalents Restricted Cash Restricted Cash Equivalents And Restricted Investments CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsAndRestrictedInvestments	3096000000	usd
CY2023Q4	spnt	Cash Cash Equivalents Restricted Cash Restricted Cash Equivalents And Restricted Investments CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsAndRestrictedInvestments	3769300000	usd
CY2024Q2	spnt	Cost And Equity Method Investments CostAndEquityMethodInvestments	71400000	usd
CY2024Q2	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	6106100000	usd
CY2024Q2	us-gaap	Shares Subject To Mandatory Redemption Settlement Terms Amount SharesSubjectToMandatoryRedemptionSettlementTermsAmount	72600000	usd
CY2024Q2	us-gaap	Derivative Liabilities DerivativeLiabilities	18700000	usd
CY2024Q2	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	91300000	usd
CY2023Q4	spnt	Cost And Equity Method Investments CostAndEquityMethodInvestments	80100000	usd
CY2023Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	6093300000	usd
CY2023Q4	us-gaap	Shares Subject To Mandatory Redemption Settlement Terms Amount SharesSubjectToMandatoryRedemptionSettlementTermsAmount	67300000	usd
CY2023Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	6400000	usd
CY2023Q4	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	73700000	usd
CY2024Q1	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	172000000.0	usd
CY2024Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet	0	usd
CY2024Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	0	usd
CY2024Q2	spnt	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales And Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements	400000	usd
CY2024Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	-44700000	usd
CY2024Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	126900000	usd
CY2024Q1	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	103800000	usd
CY2024Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Transfers Net FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet	0	usd
CY2024Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases	0	usd
CY2024Q2	spnt	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Sales And Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements	-2200000	usd
CY2024Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	10300000	usd
CY2024Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	91300000	usd
CY2023Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	185400000	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet	0	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	0	usd
	spnt	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales And Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements	5000000.0	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	-53500000	usd
CY2024Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	126900000	usd
CY2023Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	73700000	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Transfers Net FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet	0	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases	0	usd
	spnt	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Sales And Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements	-1100000	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	-18700000	usd
CY2024Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	91300000	usd
CY2023Q1	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	241900000	usd
CY2023Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet	0	usd
CY2023Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	6600000	usd
CY2023Q2	spnt	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales And Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements	13100000	usd
CY2023Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	3700000	usd
CY2023Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	239100000	usd
CY2023Q1	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	55400000	usd
CY2023Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Transfers Net FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet	0	usd
CY2023Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases	-17400000	usd
CY2023Q2	spnt	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Sales And Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements	7600000	usd
CY2023Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	-46400000	usd
CY2023Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	92000000.0	usd
CY2022Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	240000000.0	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet	0	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	9400000	usd
	spnt	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales And Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements	15200000	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	4900000	usd
CY2023Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	239100000	usd
CY2022Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	30000000.0	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Transfers Net FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet	0	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases	-14100000	usd
	spnt	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Sales And Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements	6200000	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	-69900000	usd
CY2023Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	92000000.0	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss	5375500000	usd
CY2024Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	27000000.0	usd
CY2024Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	55700000	usd
CY2024Q2	spnt	Debt Securities Available For Sale Accumulated Net Foreign Currency Gains Losses DebtSecuritiesAvailableForSaleAccumulatedNetForeignCurrencyGainsLosses	-1500000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	5345300000	usd
CY2024Q2	us-gaap	Trading Securities Debt Amortized Cost TradingSecuritiesDebtAmortizedCost	330600000	usd
CY2024Q2	spnt	Debt Securities Trading Accumulated Unrecognized Gain DebtSecuritiesTradingAccumulatedUnrecognizedGain	700000	usd
CY2024Q2	spnt	Debt Securities Trading Accumulated Unrecognized Loss DebtSecuritiesTradingAccumulatedUnrecognizedLoss	23600000	usd
CY2024Q2	spnt	Debt Securities Trading Accumulated Net Foreign Currency Gains Losses DebtSecuritiesTradingAccumulatedNetForeignCurrencyGainsLosses	0	usd
CY2024Q2	us-gaap	Trading Securities Debt TradingSecuritiesDebt	307700000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss	4754600000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	42900000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	41200000	usd
CY2023Q4	spnt	Debt Securities Available For Sale Accumulated Net Foreign Currency Gains Losses DebtSecuritiesAvailableForSaleAccumulatedNetForeignCurrencyGainsLosses	-900000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	4755400000	usd
CY2023Q4	us-gaap	Trading Securities Debt Amortized Cost TradingSecuritiesDebtAmortizedCost	568100000	usd
CY2023Q4	spnt	Debt Securities Trading Accumulated Unrecognized Gain DebtSecuritiesTradingAccumulatedUnrecognizedGain	700000	usd
CY2023Q4	spnt	Debt Securities Trading Accumulated Unrecognized Loss DebtSecuritiesTradingAccumulatedUnrecognizedLoss	33900000	usd
CY2023Q4	spnt	Debt Securities Trading Accumulated Net Foreign Currency Gains Losses DebtSecuritiesTradingAccumulatedNetForeignCurrencyGainsLosses	0	usd
CY2023Q4	us-gaap	Trading Securities Debt TradingSecuritiesDebt	534900000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest	0	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest	0	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	919	security
CY2024Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	1100000000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	31700000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	713	security
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	556900000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	20300000	usd
	spnt	Debt Securities Net Of Securities Sold Not Yet Purchased Weighted Average Duration DebtSecuritiesNetOfSecuritiesSoldNotYetPurchasedWeightedAverageDuration	P3Y
CY2023	spnt	Debt Securities Net Of Securities Sold Not Yet Purchased Weighted Average Duration DebtSecuritiesNetOfSecuritiesSoldNotYetPurchasedWeightedAverageDuration	P2Y9M18D
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities Next Rolling Twelve Months Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis	440500000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities Next Rolling Twelve Months Fair Value AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue	439000000.0	usd
CY2024Q2	spnt	Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling Within One Year Amortized Cost DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingWithinOneYearAmortizedCost	4100000	usd
CY2024Q2	spnt	Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling Within One Year Fair Value DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingWithinOneYearFairValue	4000000.0	usd
CY2023Q4	us-gaap	Available For Sale Securities Debt Maturities Next Rolling Twelve Months Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis	358600000	usd
CY2023Q4	us-gaap	Available For Sale Securities Debt Maturities Next Rolling Twelve Months Fair Value AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue	357200000	usd
CY2023Q4	spnt	Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling Within One Year Amortized Cost DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingWithinOneYearAmortizedCost	80200000	usd
CY2023Q4	spnt	Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling Within One Year Fair Value DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingWithinOneYearFairValue	79700000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis	2023100000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue	2004800000	usd
CY2024Q2	spnt	Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After One Through Five Years Amortized Cost DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterOneThroughFiveYearsAmortizedCost	32800000	usd
CY2024Q2	spnt	Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After One Through Five Years Fair Value DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterOneThroughFiveYearsFairValue	32000000.0	usd
CY2023Q4	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis	2221000000	usd
CY2023Q4	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue	2219800000	usd
CY2023Q4	spnt	Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After One Through Five Years Amortized Cost DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterOneThroughFiveYearsAmortizedCost	37200000	usd

us-gaap

Premiums Earned Net

PremiumsEarnedNet

1184300000

usd

us-gaap

Premiums Earned Net

PremiumsEarnedNet

1235200000

usd

CY2024Q2

us-gaap

Gain Loss On Investments

GainLossOnInvestments

-55900000

usd

CY2023Q2

us-gaap

Gain Loss On Investments

GainLossOnInvestments

-1800000

usd

CY2024Q2

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

1000000.0

usd

CY2023Q2

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

-900000

usd

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

103100000

usd

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

139600000

usd

us-gaap

Other Income

OtherIncome

141400000

usd

us-gaap

Other Income

OtherIncome

14100000

usd

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

681900000

usd

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

642800000

usd

us-gaap

Other Underwriting Expense

OtherUnderwritingExpense

82900000

usd

us-gaap

Other Underwriting Expense

OtherUnderwritingExpense

95500000

usd

us-gaap

Other Cost And Expense Operating

OtherCostAndExpenseOperating

122600000

usd

us-gaap

Undistributed Earnings Diluted

UndistributedEarningsDiluted

187800000

usd

us-gaap

Undistributed Earnings

UndistributedEarnings

187800000

usd

us-gaap

Proceeds From Payments For In Securities Sold Under Agreements To Repurchase

ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase

0

usd

us-gaap

Proceeds From Payments For In Securities Sold Under Agreements To Repurchase

ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase

9300000

usd

CY2024Q2

spnt

Liability For Claims And Claims Adjustment Expense Deferred Gain On Retroactive Reinsurance Contracts

LiabilityForClaimsAndClaimsAdjustmentExpenseDeferredGainOnRetroactiveReinsuranceContracts

23000000

usd

us-gaap

Revenues

1428800000

usd

us-gaap

Revenues

1388900000

usd

us-gaap

Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1

DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1

264800000

usd

us-gaap

Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1

DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1

231500000

usd

us-gaap

Other Cost And Expense Operating

OtherCostAndExpenseOperating

130300000

usd

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

5900000

usd

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

5300000

usd

us-gaap

Interest Expense

InterestExpense

36200000

usd

us-gaap

Interest Expense

InterestExpense

24500000

usd

us-gaap

Foreign Currency Transaction Gain Loss Before Tax

ForeignCurrencyTransactionGainLossBeforeTax

100000

usd

us-gaap

Foreign Currency Transaction Gain Loss Before Tax

ForeignCurrencyTransactionGainLossBeforeTax

-17500000

usd

us-gaap

Benefits Losses And Expenses

BenefitsLossesAndExpenses

1194200000

usd

us-gaap

Benefits Losses And Expenses

BenefitsLossesAndExpenses

1147400000

usd

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

234600000

usd

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

241500000

usd

us-gaap

Income Tax Expense Benefit

IncomeTaxExpenseBenefit

23900000

usd

us-gaap

Income Tax Expense Benefit

IncomeTaxExpenseBenefit

41300000

usd

us-gaap

Profit Loss

ProfitLoss

210700000

usd

us-gaap

Profit Loss

ProfitLoss

200200000

usd

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

4400000

usd

us-gaap

Net Income Loss

NetIncomeLoss

208700000

usd

us-gaap

Net Income Loss

NetIncomeLoss

195800000

usd

us-gaap

Dividends

8000000.0

usd

us-gaap

Dividends

8000000.0

usd

CY2023Q2

us-gaap

Undistributed Earnings

UndistributedEarnings

55900000

usd

CY2023Q2

us-gaap

Undistributed Earnings Diluted

UndistributedEarningsDiluted

55900000

usd

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

1.11

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

1.08

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

1.05

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

1.05

us-gaap

Weighted Average Number Of Shares Outstanding Basic

WeightedAverageNumberOfSharesOutstandingBasic

169453656

shares

us-gaap

Weighted Average Number Of Shares Outstanding Basic

WeightedAverageNumberOfSharesOutstandingBasic

161473011

shares

us-gaap

Weighted Average Number Of Diluted Shares Outstanding

WeightedAverageNumberOfDilutedSharesOutstanding

178085119

shares

us-gaap

Weighted Average Number Of Diluted Shares Outstanding

WeightedAverageNumberOfDilutedSharesOutstanding

165997198

shares

us-gaap

Profit Loss

ProfitLoss

210700000

usd

us-gaap

Profit Loss

ProfitLoss

200200000

usd

us-gaap

Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax

OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

-1900000

usd

us-gaap

Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax

OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

1200000

usd

us-gaap

Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax

OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

-21800000

usd

us-gaap

Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax

OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

-33700000

usd

us-gaap

Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax

ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax

7400000

usd

us-gaap

Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax

ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax

-1600000

usd

us-gaap

Other Comprehensive Income Loss Net Of Tax

OtherComprehensiveIncomeLossNetOfTax

-31100000

usd

us-gaap

Other Comprehensive Income Loss Net Of Tax

OtherComprehensiveIncomeLossNetOfTax

-30900000

usd

us-gaap

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

169300000

usd

us-gaap

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

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usd

us-gaap

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

4400000

usd

us-gaap

Comprehensive Income Net Of Tax

ComprehensiveIncomeNetOfTax

177600000

usd

us-gaap

Comprehensive Income Net Of Tax

ComprehensiveIncomeNetOfTax

164900000

usd

CY2023Q4

us-gaap

Equity Securities Fv Ni Current And Noncurrent

EquitySecuritiesFvNiCurrentAndNoncurrent

1600000

usd

CY2023Q4

us-gaap

Investments

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usd

CY2024Q2

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

598100000

usd

CY2023Q4

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

969200000

usd

CY2024Q2

us-gaap

Restricted Cash And Cash Equivalents

RestrictedCashAndCashEquivalents

125900000

usd

CY2023Q4

us-gaap

Restricted Cash And Cash Equivalents

RestrictedCashAndCashEquivalents

132100000

usd

CY2024Q2

spnt

Redemption Receivable Related Party Investment Fund

RedemptionReceivableRelatedPartyInvestmentFund

0

usd

CY2023Q4

spnt

Redemption Receivable Related Party Investment Fund

RedemptionReceivableRelatedPartyInvestmentFund

3000000.0

usd

CY2024Q2

us-gaap

Receivables From Brokers Dealers And Clearing Organizations

ReceivablesFromBrokersDealersAndClearingOrganizations

28600000

usd

CY2023Q4

us-gaap

Receivables From Brokers Dealers And Clearing Organizations

ReceivablesFromBrokersDealersAndClearingOrganizations

5600000

usd

CY2024Q2

us-gaap

Accrued Investment Income Receivable

AccruedInvestmentIncomeReceivable

50700000

usd

CY2023Q4

us-gaap

Accrued Investment Income Receivable

AccruedInvestmentIncomeReceivable

42300000

usd

CY2024Q2

us-gaap

Premiums Receivable At Carrying Value

PremiumsReceivableAtCarryingValue

2120200000

usd

CY2023Q4

us-gaap

Premiums Receivable At Carrying Value

PremiumsReceivableAtCarryingValue

1966300000

usd

CY2024Q2

us-gaap

Deferred Policy Acquisition Costs And Value Of Business Acquired

DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired

341900000

usd

CY2023Q4

us-gaap

Deferred Policy Acquisition Costs And Value Of Business Acquired

DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired

308900000

usd

CY2024Q2

us-gaap

Prepaid Reinsurance Premiums

PrepaidReinsurancePremiums

496100000

usd

CY2023Q4

us-gaap

Prepaid Reinsurance Premiums

PrepaidReinsurancePremiums

449200000

usd

CY2024Q2

us-gaap

Reinsurance Recoverables On Paid And Unpaid Losses

ReinsuranceRecoverablesOnPaidAndUnpaidLosses

2191500000

usd

CY2023Q4

us-gaap

Reinsurance Recoverables On Paid And Unpaid Losses

ReinsuranceRecoverablesOnPaidAndUnpaidLosses

2295100000

usd

CY2024Q2

us-gaap

Deferred Income Tax Assets Net

DeferredIncomeTaxAssetsNet

285100000

usd

CY2023Q4

us-gaap

Deferred Income Tax Assets Net

DeferredIncomeTaxAssetsNet

293600000

usd

CY2024Q2

us-gaap

Intangible Assets Net Excluding Goodwill

IntangibleAssetsNetExcludingGoodwill

146800000

usd

CY2023Q4

us-gaap

Intangible Assets Net Excluding Goodwill

IntangibleAssetsNetExcludingGoodwill

152700000

usd

CY2024Q2

us-gaap

Other Assets

OtherAssets

280300000

usd

CY2023Q4

us-gaap

Other Assets

OtherAssets

175900000

usd

CY2024Q2

us-gaap

Assets

12764000000

usd

CY2023Q4

us-gaap

Assets

12871500000

usd

CY2024Q2

us-gaap

Liability For Claims And Claims Adjustment Expense

LiabilityForClaimsAndClaimsAdjustmentExpense

5606000000

usd

CY2024Q2

us-gaap

Unearned Premiums

UnearnedPremiums

1769700000

usd

CY2023Q4

us-gaap

Unearned Premiums

UnearnedPremiums

1627300000

usd

CY2024Q2

us-gaap

Reinsurance Payable

ReinsurancePayable

1544500000

usd

CY2023Q4

us-gaap

Reinsurance Payable

ReinsurancePayable

1736700000

usd

CY2024Q2

us-gaap

Deposit Contracts Liabilities

DepositContractsLiabilities

22100000

usd

CY2023Q4

us-gaap

Deposit Contracts Liabilities

DepositContractsLiabilities

134400000

usd

CY2024Q2

spnt

Liability For Claims And Claims Adjustment Expense Deferred Gain On Retroactive Reinsurance Contracts

LiabilityForClaimsAndClaimsAdjustmentExpenseDeferredGainOnRetroactiveReinsuranceContracts

23000000.0

usd

CY2023Q4

spnt

Liability For Claims And Claims Adjustment Expense Deferred Gain On Retroactive Reinsurance Contracts

LiabilityForClaimsAndClaimsAdjustmentExpenseDeferredGainOnRetroactiveReinsuranceContracts

27900000

usd

CY2024Q2

us-gaap

Long Term Debt

LongTermDebt

648600000

usd

CY2023Q4

us-gaap

Long Term Debt

LongTermDebt

786200000

usd

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

2000000.0

usd

us-gaap

Increase Decrease In Unearned Premiums

IncreaseDecreaseInUnearnedPremiums

185100000

usd

us-gaap

Net Cash Provided By Used In Investing Activities

NetCashProvidedByUsedInInvestingActivities

-61700000

usd

us-gaap

Net Cash Provided By Used In Investing Activities

NetCashProvidedByUsedInInvestingActivities

-297500000

usd

spnt

Payments For Settlement Of Financial Instruments Subject To Mandatory Redemption

PaymentsForSettlementOfFinancialInstrumentsSubjectToMandatoryRedemption

38500000

usd

CY2023Q4

us-gaap

Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List

OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList

http://fasb.org/us-gaap/2024#OtherAssets

CY2024Q2

us-gaap

Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List

OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList

http://fasb.org/us-gaap/2024#OtherAssets

CY2024Q2

us-gaap

Operating Lease Liability Statement Of Financial Position Extensible List

OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList

http://fasb.org/us-gaap/2024#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

CY2023Q4

us-gaap

Operating Lease Liability Statement Of Financial Position Extensible List

OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList

http://fasb.org/us-gaap/2024#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

CY2024Q2

us-gaap

Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest

DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest

0.0

usd

CY2023Q4

us-gaap

Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest

DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest

0.0

usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss

DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss

5375500000

usd

CY2023Q4

us-gaap

Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss

DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss

4754600000

usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Excluding Accrued Interest

DebtSecuritiesAvailableForSaleExcludingAccruedInterest

5345300000

usd

CY2023Q4

us-gaap

Debt Securities Available For Sale Excluding Accrued Interest

DebtSecuritiesAvailableForSaleExcludingAccruedInterest

4755400000

usd

CY2024Q2

us-gaap

Trading Securities Debt Amortized Cost

TradingSecuritiesDebtAmortizedCost

330600000

usd

CY2023Q4

us-gaap

Trading Securities Debt Amortized Cost

TradingSecuritiesDebtAmortizedCost

568100000

usd

CY2024Q2

us-gaap

Trading Securities Debt

TradingSecuritiesDebt

307700000

usd

CY2023Q4

us-gaap

Trading Securities Debt

TradingSecuritiesDebt

534900000

usd

CY2024Q2

spnt

Other Short Term Investments Cost

OtherShortTermInvestmentsCost

97900000

usd

CY2023Q4

spnt

Other Short Term Investments Cost

OtherShortTermInvestmentsCost

370800000

usd

CY2024Q2

us-gaap

Other Short Term Investments

OtherShortTermInvestments

97500000

usd

CY2023Q4

us-gaap

Other Short Term Investments

OtherShortTermInvestments

371600000

usd

CY2024Q2

spnt

Investments In Related Party Investment Funds

InvestmentsInRelatedPartyInvestmentFunds

106600000

usd

CY2023Q4

spnt

Investments In Related Party Investment Funds

InvestmentsInRelatedPartyInvestmentFunds

105600000

usd

CY2024Q2

spnt

Other Long Term Investments Cost

OtherLongTermInvestmentsCost

328400000

usd

CY2023Q4

spnt

Other Long Term Investments Cost

OtherLongTermInvestmentsCost

356200000

usd

CY2024Q2

spnt

Other Long Term Investments Related Parties

OtherLongTermInvestmentsRelatedParties

146000000.0

usd

CY2023Q4

spnt

Other Long Term Investments Related Parties

OtherLongTermInvestmentsRelatedParties

173700000

usd

CY2024Q2

us-gaap

Other Long Term Investments

OtherLongTermInvestments

241700000

usd

CY2023Q4

us-gaap

Other Long Term Investments

OtherLongTermInvestments

308500000

usd

CY2024Q2

us-gaap

Equity Securities Fv Ni Cost

EquitySecuritiesFvNiCost

0.0

usd

CY2023Q4

us-gaap

Equity Securities Fv Ni Cost

EquitySecuritiesFvNiCost

1900000

usd

CY2024Q2

us-gaap

Equity Securities Fv Ni Current And Noncurrent

EquitySecuritiesFvNiCurrentAndNoncurrent

0

usd

CY2024Q2

us-gaap

Investments

6098800000

usd

CY2023Q4

us-gaap

Liability For Claims And Claims Adjustment Expense

LiabilityForClaimsAndClaimsAdjustmentExpense

5608100000

usd

CY2024Q2

srt

Payables To Broker Dealers And Clearing Organizations

PayablesToBrokerDealersAndClearingOrganizations

40200000

usd

CY2023Q4

srt

Payables To Broker Dealers And Clearing Organizations

PayablesToBrokerDealersAndClearingOrganizations

6200000

usd

CY2024Q2

us-gaap

Deferred Income Tax Liabilities Net

DeferredIncomeTaxLiabilitiesNet

56100000

usd

CY2023Q4

us-gaap

Deferred Income Tax Liabilities Net

DeferredIncomeTaxLiabilitiesNet

68700000

usd

CY2024Q2

us-gaap

Shares Subject To Mandatory Redemption Settlement Terms Amount

SharesSubjectToMandatoryRedemptionSettlementTermsAmount

72600000

usd

CY2023Q4

us-gaap

Shares Subject To Mandatory Redemption Settlement Terms Amount

SharesSubjectToMandatoryRedemptionSettlementTermsAmount

67300000

usd

CY2024Q2

us-gaap

Accounts Payable And Accrued Liabilities Current And Noncurrent

AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

275700000

usd

CY2023Q4

us-gaap

Accounts Payable And Accrued Liabilities Current And Noncurrent

AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

278100000

usd

CY2024Q2

us-gaap

Liabilities

10058500000

usd

CY2023Q4

us-gaap

Liabilities

10340900000

usd

CY2024Q2

us-gaap

Commitments And Contingencies

CommitmentsAndContingencies

usd

CY2023Q4

us-gaap

Commitments And Contingencies

CommitmentsAndContingencies

usd

CY2024Q2

us-gaap

Common Stock Shares Issued

CommonStockSharesIssued

170572790

shares

CY2024Q2

us-gaap

Common Stock Shares Outstanding

CommonStockSharesOutstanding

170572790

shares

CY2023Q4

us-gaap

Common Stock Shares Outstanding

CommonStockSharesOutstanding

168120022

shares

CY2023Q4

us-gaap

Common Stock Shares Issued

CommonStockSharesIssued

168120022

shares

CY2024Q2

us-gaap

Common Stock Value

CommonStockValue

17100000

usd

CY2023Q4

us-gaap

Common Stock Value

CommonStockValue

16800000

usd

CY2024Q2

us-gaap

Additional Paid In Capital

AdditionalPaidInCapital

1713300000

usd

CY2023Q4

us-gaap

Additional Paid In Capital

AdditionalPaidInCapital

1693000000

usd

CY2024Q2

us-gaap

Retained Earnings Accumulated Deficit

RetainedEarningsAccumulatedDeficit

801700000

usd

CY2023Q4

us-gaap

Retained Earnings Accumulated Deficit

RetainedEarningsAccumulatedDeficit

601000000.0

usd

CY2024Q2

us-gaap

Accumulated Other Comprehensive Income Loss Net Of Tax

AccumulatedOtherComprehensiveIncomeLossNetOfTax

-28000000.0

usd

CY2023Q4

us-gaap

Accumulated Other Comprehensive Income Loss Net Of Tax

AccumulatedOtherComprehensiveIncomeLossNetOfTax

3100000

usd

CY2024Q2

us-gaap

Stockholders Equity

StockholdersEquity

2704100000

usd

CY2023Q4

us-gaap

Stockholders Equity

StockholdersEquity

2513900000

usd

CY2024Q2

us-gaap

Minority Interest

MinorityInterest

1400000

usd

CY2023Q4

us-gaap

Minority Interest

MinorityInterest

16700000

usd

CY2024Q2

us-gaap

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

2705500000

usd

CY2023Q4

us-gaap

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

2530600000

usd

CY2024Q2

us-gaap

Liabilities And Stockholders Equity

LiabilitiesAndStockholdersEquity

12764000000

usd

CY2023Q4

us-gaap

Liabilities And Stockholders Equity

LiabilitiesAndStockholdersEquity

12871500000

usd

CY2024Q2

us-gaap

Premiums Earned Net

PremiumsEarnedNet

590500000

usd

CY2023Q2

us-gaap

Premiums Earned Net

PremiumsEarnedNet

639700000

usd

CY2024Q2

us-gaap

Net Investment Income

NetInvestmentIncome

78200000

usd

CY2023Q2

us-gaap

Net Investment Income

NetInvestmentIncome

68500000

usd

us-gaap

Net Investment Income

NetInvestmentIncome

157000000.0

usd

us-gaap

Net Investment Income

NetInvestmentIncome

130200000

usd

us-gaap

Gain Loss On Investments

GainLossOnInvestments

-54900000

usd

us-gaap

Gain Loss On Investments

GainLossOnInvestments

9500000

usd

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

1000000.0

usd

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

-100000

usd

CY2024Q2

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

23300000

usd

CY2023Q2

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

65800000

usd

CY2024Q2

us-gaap

Other Income

OtherIncome

129500000

usd

CY2023Q2

us-gaap

Other Income

OtherIncome

5300000

usd

us-gaap

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

179600000

usd

CY2024Q2

us-gaap

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

2705500000

usd

CY2023Q2

us-gaap

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

2248900000

usd

CY2024Q2

us-gaap

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

2705500000

usd

CY2023Q2

us-gaap

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

2248900000

usd

us-gaap

Profit Loss

ProfitLoss

210700000

usd

us-gaap

Profit Loss

ProfitLoss

200200000

usd

us-gaap

Share Based Compensation

ShareBasedCompensation

11000000.0

usd

us-gaap

Share Based Compensation

ShareBasedCompensation

10800000

usd

spnt

Realized And Unrealized Gain Loss On Investments And Derivatives

RealizedAndUnrealizedGainLossOnInvestmentsAndDerivatives

-68600000

usd

spnt

Realized And Unrealized Gain Loss On Investments And Derivatives

RealizedAndUnrealizedGainLossOnInvestmentsAndDerivatives

14300000

usd

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

1000000.0

usd

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

-100000

usd

spnt

Other Revenue Noncash

OtherRevenueNoncash

-5300000

usd

spnt

Other Revenue Noncash

OtherRevenueNoncash

-44100000

usd

spnt

Accretion Amortization Of Discounts And Premiums

AccretionAmortizationOfDiscountsAndPremiums

34800000

usd

spnt

Accretion Amortization Of Discounts And Premiums

AccretionAmortizationOfDiscountsAndPremiums

36300000

usd

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

5900000

usd

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

5300000

usd

us-gaap

Other Noncash Income Expense

OtherNoncashIncomeExpense

43900000

usd

us-gaap

Other Noncash Income Expense

OtherNoncashIncomeExpense

4200000

usd

us-gaap

Increase Decrease In Premiums Receivable

IncreaseDecreaseInPremiumsReceivable

153900000

usd

us-gaap

Increase Decrease In Premiums Receivable

IncreaseDecreaseInPremiumsReceivable

337900000

usd

spnt

Increase Decrease In Deferred Policy Acquisition Costs And Present Value Of Future Insurance Profits

IncreaseDecreaseInDeferredPolicyAcquisitionCostsAndPresentValueOfFutureInsuranceProfits

33000000.0

usd

spnt

Increase Decrease In Deferred Policy Acquisition Costs And Present Value Of Future Insurance Profits

IncreaseDecreaseInDeferredPolicyAcquisitionCostsAndPresentValueOfFutureInsuranceProfits

47700000

usd

us-gaap

Increase Decrease In Unearned Premiums

IncreaseDecreaseInUnearnedPremiums

95500000

usd

us-gaap

Increase Decrease In Reinsurance Recoverable

IncreaseDecreaseInReinsuranceRecoverable

-101500000

usd

us-gaap

Increase Decrease In Reinsurance Recoverable

IncreaseDecreaseInReinsuranceRecoverable

861700000

usd

us-gaap

Increase Decrease In Deferred Income Taxes

IncreaseDecreaseInDeferredIncomeTaxes

4100000

usd

us-gaap

Increase Decrease In Deferred Income Taxes

IncreaseDecreaseInDeferredIncomeTaxes

-37600000

usd

us-gaap

Increase Decrease In Other Operating Assets

IncreaseDecreaseInOtherOperatingAssets

111000000.0

usd

us-gaap

Increase Decrease In Other Operating Assets

IncreaseDecreaseInOtherOperatingAssets

12400000

usd

us-gaap

Increase Decrease In Interest And Dividends Receivable

IncreaseDecreaseInInterestAndDividendsReceivable

8400000

usd

us-gaap

Increase Decrease In Interest And Dividends Receivable

IncreaseDecreaseInInterestAndDividendsReceivable

10100000

usd

spnt

Increase Decrease In Liability For Claims And Claims Adjustment Expense Deferred Gain On Retroactive Reinsurance Contracts

IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseDeferredGainOnRetroactiveReinsuranceContracts

-4900000

usd

spnt

Increase Decrease In Liability For Claims And Claims Adjustment Expense Deferred Gain On Retroactive Reinsurance Contracts

IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseDeferredGainOnRetroactiveReinsuranceContracts

21200000

usd

us-gaap

Increase Decrease In Reinsurance Payables

IncreaseDecreaseInReinsurancePayables

-192200000

usd

us-gaap

Increase Decrease In Reinsurance Payables

IncreaseDecreaseInReinsurancePayables

1031800000

usd

us-gaap

Increase Decrease In Accounts Payable And Accrued Liabilities

IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

-2400000

usd

us-gaap

Increase Decrease In Accounts Payable And Accrued Liabilities

IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

-5300000

usd

us-gaap

Net Cash Provided By Used In Operating Activities

NetCashProvidedByUsedInOperatingActivities

-91100000

usd

us-gaap

Net Cash Provided By Used In Operating Activities

NetCashProvidedByUsedInOperatingActivities

206300000

usd

us-gaap

Payments To Acquire Available For Sale Securities Debt

PaymentsToAcquireAvailableForSaleSecuritiesDebt

1423800000

usd

us-gaap

Payments To Acquire Available For Sale Securities Debt

PaymentsToAcquireAvailableForSaleSecuritiesDebt

2264600000

usd

us-gaap

Payments For Proceeds From Short Term Investments

PaymentsForProceedsFromShortTermInvestments

368200000

usd

us-gaap

Payments For Proceeds From Short Term Investments

PaymentsForProceedsFromShortTermInvestments

820300000

usd

us-gaap

Payments To Acquire Other Investments

PaymentsToAcquireOtherInvestments

22200000

usd

us-gaap

Payments To Acquire Other Investments

PaymentsToAcquireOtherInvestments

7600000

usd

us-gaap

Proceeds From Sale And Maturity Of Available For Sale Securities

ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities

821300000

usd

us-gaap

Proceeds From Sale And Maturity Of Available For Sale Securities

ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities

663600000

usd

spnt

Proceeds From Sales And Maturities Of Debt Securities Trading And Short Term Investments

ProceedsFromSalesAndMaturitiesOfDebtSecuritiesTradingAndShortTermInvestments

876700000

usd

spnt

Proceeds From Sales And Maturities Of Debt Securities Trading And Short Term Investments

ProceedsFromSalesAndMaturitiesOfDebtSecuritiesTradingAndShortTermInvestments

2064300000

usd

us-gaap

Proceeds From Sale And Maturity Of Other Investments

ProceedsFromSaleAndMaturityOfOtherInvestments

43500000

usd

us-gaap

Proceeds From Sale And Maturity Of Other Investments

ProceedsFromSaleAndMaturityOfOtherInvestments

52300000

usd

spnt

Proceeds From Payments For Broker Dealer Related Receivables And Payables Net Investing Activities

ProceedsFromPaymentsForBrokerDealerRelatedReceivablesAndPayablesNetInvestingActivities

11000000.0

usd

spnt

Proceeds From Payments For Broker Dealer Related Receivables And Payables Net Investing Activities

ProceedsFromPaymentsForBrokerDealerRelatedReceivablesAndPayablesNetInvestingActivities

14800000

usd

us-gaap

Repayments Of Long Term Debt

RepaymentsOfLongTermDebt

124000000.0

usd

us-gaap

Repayments Of Long Term Debt

RepaymentsOfLongTermDebt

0

usd

spnt

Proceeds From Payments For Deposit Contracts Liabilities

ProceedsFromPaymentsForDepositContractsLiabilities

-102100000

usd

spnt

Proceeds From Payments For Deposit Contracts Liabilities

ProceedsFromPaymentsForDepositContractsLiabilities

-7300000

usd

us-gaap

Proceeds From Stock Options Exercised

ProceedsFromStockOptionsExercised

16300000

usd

us-gaap

Proceeds From Stock Options Exercised

ProceedsFromStockOptionsExercised

1500000

usd

us-gaap

Payments Of Dividends Preferred Stock And Preference Stock

PaymentsOfDividendsPreferredStockAndPreferenceStock

8000000.0

usd

us-gaap

Payments Of Dividends Preferred Stock And Preference Stock

PaymentsOfDividendsPreferredStockAndPreferenceStock

8000000.0

usd

us-gaap

Payments Related To Tax Withholding For Share Based Compensation

PaymentsRelatedToTaxWithholdingForShareBasedCompensation

6900000

usd

us-gaap

Payments Related To Tax Withholding For Share Based Compensation

PaymentsRelatedToTaxWithholdingForShareBasedCompensation

7500000

usd

spnt

Payments For Settlement Of Financial Instruments Subject To Mandatory Redemption

PaymentsForSettlementOfFinancialInstrumentsSubjectToMandatoryRedemption

0

usd

us-gaap

Proceeds From Payments To Minority Shareholders

ProceedsFromPaymentsToMinorityShareholders

200000

usd

us-gaap

Proceeds From Payments To Minority Shareholders

ProceedsFromPaymentsToMinorityShareholders

-600000

usd

us-gaap

Net Cash Provided By Used In Financing Activities

NetCashProvidedByUsedInFinancingActivities

-224500000

usd

us-gaap

Net Cash Provided By Used In Financing Activities

NetCashProvidedByUsedInFinancingActivities

-51100000

usd

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

-377300000

usd

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

-142300000

usd

CY2023Q4

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

1101300000

usd

CY2022Q4

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

913700000

usd

CY2024Q2

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

724000000.0

usd

CY2023Q2

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

771400000

usd

us-gaap

Prior Period Reclassification Adjustment Description

PriorPeriodReclassificationAdjustmentDescription

<div style="margin-top:9pt;text-align:justify">Reclassifications </div><div style="margin-top:9pt;text-align:justify">Certain comparative figures have been reclassified to conform to the current year presentation.</div>

CY2024Q2

spnt

Reinsurance Loss Portfolio Transfer Loss Reserves Covered

ReinsuranceLossPortfolioTransferLossReservesCovered

400000000

usd

CY2024Q2

spnt

Reinsurance Loss Portfolio Transfer Aggregate Limit Percentage Of Booked Reserves

ReinsuranceLossPortfolioTransferAggregateLimitPercentageOfBookedReserves

1.50

CY2022Q3

spnt

Reinsurance Loss Portfolio Transfer Loss Reserves Covered

ReinsuranceLossPortfolioTransferLossReservesCovered

1300000000

usd

CY2023Q2

spnt

Reinsurance Loss Portfolio Transfer Loss Reserves Covered

ReinsuranceLossPortfolioTransferLossReservesCovered

905600000

usd

CY2023Q1

spnt

Reinsurance Loss Portfolio Transfer Aggregate Limit Percentage Of Booked Reserves

ReinsuranceLossPortfolioTransferAggregateLimitPercentageOfBookedReserves

1.30

us-gaap

Number Of Operating Segments

NumberOfOperatingSegments

2

segment

CY2024Q2

us-gaap

Premiums Written Gross

PremiumsWrittenGross

864500000

usd

CY2024Q2

us-gaap

Premiums Written Net

PremiumsWrittenNet

643600000

usd

CY2024Q2

us-gaap

Premiums Earned Net

PremiumsEarnedNet

590500000

usd

CY2024Q2

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

364400000

usd

CY2024Q2

us-gaap

Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1

DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1

119900000

usd

CY2024Q2

us-gaap

Other Underwriting Expense

OtherUnderwritingExpense

41100000

usd

CY2024Q2

us-gaap

Underwriting Income Loss

UnderwritingIncomeLoss

65100000

usd

CY2024Q2

spnt

Segment Income Loss

SegmentIncomeLoss

65100000

usd

CY2024Q2

us-gaap

Net Investment Income

NetInvestmentIncome

78200000

usd

CY2024Q2

us-gaap

Gain Loss On Investments

GainLossOnInvestments

-55900000

usd

CY2024Q2

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

1000000.0

usd

CY2024Q2

us-gaap

Other Income

OtherIncome

129500000

usd

CY2024Q2

us-gaap

Other Cost And Expense Operating

OtherCostAndExpenseOperating

66600000

usd

CY2024Q2

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

3000000.0

usd

CY2024Q2

us-gaap

Interest Expense

InterestExpense

15700000

usd

CY2024Q2

us-gaap

Foreign Currency Transaction Gain Loss Before Tax

ForeignCurrencyTransactionGainLossBeforeTax

-3600000

usd

CY2024Q2

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

129000000.0

usd

CY2024Q2

us-gaap

Income Tax Expense Benefit

IncomeTaxExpenseBenefit

14200000

usd

CY2024Q2

us-gaap

Profit Loss

ProfitLoss

114800000

usd

CY2024Q2

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

900000

usd

CY2024Q2

us-gaap

Net Income Loss

NetIncomeLoss

113900000

usd

CY2024Q2

us-gaap

Loss Ratio

LossRatio

0.617

CY2024Q2

us-gaap

Acquisition Cost Ratio

AcquisitionCostRatio

0.203

CY2024Q2

us-gaap

Underwriting Expense Ratio

UnderwritingExpenseRatio

0.070

CY2024Q2

us-gaap

Combined Ratio

CombinedRatio

0.890

CY2023Q2

us-gaap

Premiums Written Gross

PremiumsWrittenGross

842500000

usd

CY2023Q2

us-gaap

Premiums Written Net

PremiumsWrittenNet

625600000

usd

CY2023Q2

us-gaap

Premiums Earned Net

PremiumsEarnedNet

639700000

usd

CY2023Q2

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

375700000

usd

CY2023Q2

us-gaap

Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1

DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1

111800000

usd

CY2023Q2

us-gaap

Other Underwriting Expense

OtherUnderwritingExpense

43300000

usd

CY2023Q2

us-gaap

Underwriting Income Loss

UnderwritingIncomeLoss

108900000

usd

CY2023Q2

spnt

Segment Income Loss

SegmentIncomeLoss

108900000

usd

CY2023Q2

us-gaap

Net Investment Income

NetInvestmentIncome

68500000

usd

CY2023Q2

us-gaap

Gain Loss On Investments

GainLossOnInvestments

-1800000

usd

CY2023Q2

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

-900000

usd

CY2023Q2

us-gaap

Other Income

OtherIncome

5300000

usd

CY2023Q2

us-gaap

Other Cost And Expense Operating

OtherCostAndExpenseOperating

70300000

usd

CY2023Q2

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

2900000

usd

CY2023Q2

us-gaap

Interest Expense

InterestExpense

11700000

usd

CY2023Q2

us-gaap

Foreign Currency Transaction Gain Loss Before Tax

ForeignCurrencyTransactionGainLossBeforeTax

-17400000

usd

CY2023Q2

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

77700000

usd

CY2023Q2

us-gaap

Income Tax Expense Benefit

IncomeTaxExpenseBenefit

15800000

usd

CY2023Q2

us-gaap

Profit Loss

ProfitLoss

61900000

usd

CY2023Q2

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

2000000.0

usd

CY2023Q2

us-gaap

Net Income Loss

NetIncomeLoss

59900000

usd

CY2023Q2

us-gaap

Loss Ratio

LossRatio

0.587

CY2023Q2

us-gaap

Acquisition Cost Ratio

AcquisitionCostRatio

0.175

CY2023Q2

us-gaap

Underwriting Expense Ratio

UnderwritingExpenseRatio

0.068

CY2023Q2

us-gaap

Combined Ratio

CombinedRatio

0.830

us-gaap

Premiums Written Gross

PremiumsWrittenGross

1771100000

usd

us-gaap

Premiums Written Net

PremiumsWrittenNet

1282900000

usd

us-gaap

Premiums Earned Net

PremiumsEarnedNet

1184300000

usd

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

681900000

usd

us-gaap

Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1

DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1

264800000

usd

us-gaap

Other Underwriting Expense

OtherUnderwritingExpense

82900000

usd

CY2023Q4

us-gaap

Equity Securities Fv Ni Current And Noncurrent

EquitySecuritiesFvNiCurrentAndNoncurrent

1600000

usd

CY2023Q4

spnt

Other Long Term Investments Cost

OtherLongTermInvestmentsCost

356200000

usd

CY2023Q4

spnt

Other Long Term Investments Accumulated Unrecognized Gain

OtherLongTermInvestmentsAccumulatedUnrecognizedGain

20000000.0

usd

CY2023Q4

spnt

Other Long Term Investments Accumulated Unrecognized Loss

OtherLongTermInvestmentsAccumulatedUnrecognizedLoss

70100000

usd

CY2023Q4

spnt

Other Long Term Investments Accumulated Net Foreign Currency Gains Losses

OtherLongTermInvestmentsAccumulatedNetForeignCurrencyGainsLosses

2400000

usd

CY2023Q4

us-gaap

Other Long Term Investments

OtherLongTermInvestments

308500000

usd

CY2024Q2

us-gaap

Other Long Term Investments

OtherLongTermInvestments

241700000

usd

CY2023Q4

us-gaap

Other Long Term Investments

OtherLongTermInvestments

308500000

usd

CY2024Q2

us-gaap

Other Long Term Investments

OtherLongTermInvestments

241700000

usd

CY2023Q4

us-gaap

Other Long Term Investments

OtherLongTermInvestments

308500000

usd

CY2024Q2

us-gaap

Investment Income Investment Expense

InvestmentIncomeInvestmentExpense

7600000

usd

CY2023Q2

us-gaap

Investment Income Investment Expense

InvestmentIncomeInvestmentExpense

5100000

usd

us-gaap

Investment Income Investment Expense

InvestmentIncomeInvestmentExpense

11500000

usd

us-gaap

Investment Income Investment Expense

InvestmentIncomeInvestmentExpense

10500000

usd

CY2023Q2

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

65800000

usd

us-gaap

Underwriting Income Loss

UnderwritingIncomeLoss

154700000

usd

spnt

Segment Income Loss

SegmentIncomeLoss

154700000

usd

us-gaap

Net Investment Income

NetInvestmentIncome

157000000.0

usd

us-gaap

Gain Loss On Investments

GainLossOnInvestments

-54900000

usd

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

1000000.0

usd

us-gaap

Other Income

OtherIncome

141400000

usd

us-gaap

Other Cost And Expense Operating

OtherCostAndExpenseOperating

122600000

usd

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

5900000

usd

us-gaap

Interest Expense

InterestExpense

36200000

usd

us-gaap

Foreign Currency Transaction Gain Loss Before Tax

ForeignCurrencyTransactionGainLossBeforeTax

100000

usd

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

234600000

usd

us-gaap

Income Tax Expense Benefit

IncomeTaxExpenseBenefit

23900000

usd

us-gaap

Profit Loss

ProfitLoss

210700000

usd

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

2000000.0

usd

us-gaap

Net Income Loss

NetIncomeLoss

208700000

usd

us-gaap

Loss Ratio

LossRatio

0.576

us-gaap

Acquisition Cost Ratio

AcquisitionCostRatio

0.224

us-gaap

Underwriting Expense Ratio

UnderwritingExpenseRatio

0.070

us-gaap

Combined Ratio

CombinedRatio

0.870

us-gaap

Premiums Written Gross

PremiumsWrittenGross

1953000000

usd

us-gaap

Premiums Written Net

PremiumsWrittenNet

1417300000

usd

us-gaap

Premiums Earned Net

PremiumsEarnedNet

1235200000

usd

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

642800000

usd

us-gaap

Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1

DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1

231500000

usd

us-gaap

Other Underwriting Expense

OtherUnderwritingExpense

95500000

usd

us-gaap

Underwriting Income Loss

UnderwritingIncomeLoss

265400000

usd

spnt

Segment Income Loss

SegmentIncomeLoss

265400000

usd

us-gaap

Net Investment Income

NetInvestmentIncome

130200000

usd

us-gaap

Gain Loss On Investments

GainLossOnInvestments

9500000

usd

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

-100000

usd

us-gaap

Other Income

OtherIncome

14100000

usd

us-gaap

Other Cost And Expense Operating

OtherCostAndExpenseOperating

130300000

usd

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

5300000

usd

us-gaap

Interest Expense

InterestExpense

24500000

usd

us-gaap

Foreign Currency Transaction Gain Loss Before Tax

ForeignCurrencyTransactionGainLossBeforeTax

-17500000

usd

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

241500000

usd

us-gaap

Income Tax Expense Benefit

IncomeTaxExpenseBenefit

41300000

usd

us-gaap

Profit Loss

ProfitLoss

200200000

usd

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

4400000

usd

us-gaap

Net Income Loss

NetIncomeLoss

195800000

usd

us-gaap

Loss Ratio

LossRatio

0.520

us-gaap

Acquisition Cost Ratio

AcquisitionCostRatio

0.187

us-gaap

Underwriting Expense Ratio

UnderwritingExpenseRatio

0.077

us-gaap

Combined Ratio

CombinedRatio

0.784

CY2024Q2

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

598100000

usd

CY2023Q4

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

969200000

usd

CY2024Q2

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

724000000.0

usd

CY2023Q4

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

1101300000

usd

CY2024Q2

us-gaap

Restricted Investments

RestrictedInvestments

2372000000

usd

CY2023Q4

us-gaap

Restricted Investments

RestrictedInvestments

2668000000

usd

CY2024Q2

spnt

Cash Cash Equivalents Restricted Cash Restricted Cash Equivalents And Restricted Investments

CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsAndRestrictedInvestments

3096000000

usd

CY2023Q4

spnt

Cash Cash Equivalents Restricted Cash Restricted Cash Equivalents And Restricted Investments

CashCashEquivalentsRestrictedCashRestrictedCashEquivalentsAndRestrictedInvestments

3769300000

usd

CY2024Q2

spnt

Cost And Equity Method Investments

CostAndEquityMethodInvestments

71400000

usd

CY2024Q2

us-gaap

Assets Fair Value Disclosure

AssetsFairValueDisclosure

6106100000

usd

CY2024Q2

us-gaap

Shares Subject To Mandatory Redemption Settlement Terms Amount

SharesSubjectToMandatoryRedemptionSettlementTermsAmount

72600000

usd

CY2024Q2

us-gaap

Derivative Liabilities

DerivativeLiabilities

18700000

usd

CY2024Q2

us-gaap

Liabilities Fair Value Disclosure

LiabilitiesFairValueDisclosure

91300000

usd

CY2023Q4

spnt

Cost And Equity Method Investments

CostAndEquityMethodInvestments

80100000

usd

CY2023Q4

us-gaap

Assets Fair Value Disclosure

AssetsFairValueDisclosure

6093300000

usd

CY2023Q4

us-gaap

Shares Subject To Mandatory Redemption Settlement Terms Amount

SharesSubjectToMandatoryRedemptionSettlementTermsAmount

67300000

usd

CY2023Q4

us-gaap

Derivative Liabilities

DerivativeLiabilities

6400000

usd

CY2023Q4

us-gaap

Liabilities Fair Value Disclosure

LiabilitiesFairValueDisclosure

73700000

usd

CY2024Q1

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

172000000.0

usd

CY2024Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet

0

usd

CY2024Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases

0

usd

CY2024Q2

spnt

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales And Settlements

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements

400000

usd

CY2024Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

-44700000

usd

CY2024Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

126900000

usd

CY2024Q1

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value

FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

103800000

usd

CY2024Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Transfers Net

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet

0

usd

CY2024Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases

0

usd

CY2024Q2

spnt

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Sales And Settlements

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements

-2200000

usd

CY2024Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

10300000

usd

CY2024Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value

FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

91300000

usd

CY2023Q4

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

185400000

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet

0

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases

0

usd

spnt

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales And Settlements

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements

5000000.0

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

-53500000

usd

CY2024Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

126900000

usd

CY2023Q4

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value

FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

73700000

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Transfers Net

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet

0

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases

0

usd

spnt

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Sales And Settlements

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements

-1100000

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

-18700000

usd

CY2024Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value

FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

91300000

usd

CY2023Q1

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

241900000

usd

CY2023Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet

0

usd

CY2023Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases

6600000

usd

CY2023Q2

spnt

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales And Settlements

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements

13100000

usd

CY2023Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

3700000

usd

CY2023Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

239100000

usd

CY2023Q1

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value

FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

55400000

usd

CY2023Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Transfers Net

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet

0

usd

CY2023Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases

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usd

CY2023Q2

spnt

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Sales And Settlements

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements

7600000

usd

CY2023Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

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usd

CY2023Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value

FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

92000000.0

usd

CY2022Q4

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

240000000.0

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet

0

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases

9400000

usd

spnt

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales And Settlements

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements

15200000

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

4900000

usd

CY2023Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

239100000

usd

CY2022Q4

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value

FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

30000000.0

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Transfers Net

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet

0

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases

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usd

spnt

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Sales And Settlements

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements

6200000

usd

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings

FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

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usd

CY2023Q2

us-gaap

Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value

FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

92000000.0

usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss

DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss

5375500000

usd

CY2024Q2

us-gaap

Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax

AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

27000000.0

usd

CY2024Q2

us-gaap

Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax

AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

55700000

usd

CY2024Q2

spnt

Debt Securities Available For Sale Accumulated Net Foreign Currency Gains Losses

DebtSecuritiesAvailableForSaleAccumulatedNetForeignCurrencyGainsLosses

-1500000

usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Excluding Accrued Interest

DebtSecuritiesAvailableForSaleExcludingAccruedInterest

5345300000

usd

CY2024Q2

us-gaap

Trading Securities Debt Amortized Cost

TradingSecuritiesDebtAmortizedCost

330600000

usd

CY2024Q2

spnt

Debt Securities Trading Accumulated Unrecognized Gain

DebtSecuritiesTradingAccumulatedUnrecognizedGain

700000

usd

CY2024Q2

spnt

Debt Securities Trading Accumulated Unrecognized Loss

DebtSecuritiesTradingAccumulatedUnrecognizedLoss

23600000

usd

CY2024Q2

spnt

Debt Securities Trading Accumulated Net Foreign Currency Gains Losses

DebtSecuritiesTradingAccumulatedNetForeignCurrencyGainsLosses

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usd

CY2024Q2

us-gaap

Trading Securities Debt

TradingSecuritiesDebt

307700000

usd

CY2023Q4

us-gaap

Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss

DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss

4754600000

usd

CY2023Q4

us-gaap

Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax

AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

42900000

usd

CY2023Q4

us-gaap

Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax

AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

41200000

usd

CY2023Q4

spnt

Debt Securities Available For Sale Accumulated Net Foreign Currency Gains Losses

DebtSecuritiesAvailableForSaleAccumulatedNetForeignCurrencyGainsLosses

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usd

CY2023Q4

us-gaap

Debt Securities Available For Sale Excluding Accrued Interest

DebtSecuritiesAvailableForSaleExcludingAccruedInterest

4755400000

usd

CY2023Q4

us-gaap

Trading Securities Debt Amortized Cost

TradingSecuritiesDebtAmortizedCost

568100000

usd

CY2023Q4

spnt

Debt Securities Trading Accumulated Unrecognized Gain

DebtSecuritiesTradingAccumulatedUnrecognizedGain

700000

usd

CY2023Q4

spnt

Debt Securities Trading Accumulated Unrecognized Loss

DebtSecuritiesTradingAccumulatedUnrecognizedLoss

33900000

usd

CY2023Q4

spnt

Debt Securities Trading Accumulated Net Foreign Currency Gains Losses

DebtSecuritiesTradingAccumulatedNetForeignCurrencyGainsLosses

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usd

CY2023Q4

us-gaap

Trading Securities Debt

TradingSecuritiesDebt

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usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest

DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest

0

usd

CY2023Q4

us-gaap

Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest

DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest

0

usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions

DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions

919

security

CY2024Q2

us-gaap

Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer

DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger

1100000000

usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss

DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss

31700000

usd

CY2023Q4

us-gaap

Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions

DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions

713

security

CY2023Q4

us-gaap

Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer

DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger

556900000

usd

CY2023Q4

us-gaap

Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss

DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss

20300000

usd

spnt

Debt Securities Net Of Securities Sold Not Yet Purchased Weighted Average Duration

DebtSecuritiesNetOfSecuritiesSoldNotYetPurchasedWeightedAverageDuration

P3Y

CY2023

spnt

Debt Securities Net Of Securities Sold Not Yet Purchased Weighted Average Duration

DebtSecuritiesNetOfSecuritiesSoldNotYetPurchasedWeightedAverageDuration

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CY2024Q2

us-gaap

Available For Sale Securities Debt Maturities Next Rolling Twelve Months Amortized Cost Basis

AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis

440500000

usd

CY2024Q2

us-gaap

Available For Sale Securities Debt Maturities Next Rolling Twelve Months Fair Value

AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue

439000000.0

usd

CY2024Q2

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling Within One Year Amortized Cost

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingWithinOneYearAmortizedCost

4100000

usd

CY2024Q2

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling Within One Year Fair Value

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingWithinOneYearFairValue

4000000.0

usd

CY2023Q4

us-gaap

Available For Sale Securities Debt Maturities Next Rolling Twelve Months Amortized Cost Basis

AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis

358600000

usd

CY2023Q4

us-gaap

Available For Sale Securities Debt Maturities Next Rolling Twelve Months Fair Value

AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue

357200000

usd

CY2023Q4

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling Within One Year Amortized Cost

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingWithinOneYearAmortizedCost

80200000

usd

CY2023Q4

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling Within One Year Fair Value

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingWithinOneYearFairValue

79700000

usd

CY2024Q2

us-gaap

Available For Sale Securities Debt Maturities Rolling Year Two Through Five Amortized Cost Basis

AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis

2023100000

usd

CY2024Q2

us-gaap

Available For Sale Securities Debt Maturities Rolling Year Two Through Five Fair Value

AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue

2004800000

usd

CY2024Q2

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After One Through Five Years Amortized Cost

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterOneThroughFiveYearsAmortizedCost

32800000

usd

CY2024Q2

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After One Through Five Years Fair Value

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterOneThroughFiveYearsFairValue

32000000.0

usd

CY2023Q4

us-gaap

Available For Sale Securities Debt Maturities Rolling Year Two Through Five Amortized Cost Basis

AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis

2221000000

usd

CY2023Q4

us-gaap

Available For Sale Securities Debt Maturities Rolling Year Two Through Five Fair Value

AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue

2219800000

usd

CY2023Q4

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After One Through Five Years Amortized Cost

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterOneThroughFiveYearsAmortizedCost

37200000

usd

CY2023Q4

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After One Through Five Years Fair Value

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterOneThroughFiveYearsFairValue

34500000

usd

CY2024Q2

us-gaap

Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Amortized Cost Basis

AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis

483000000.0

usd

CY2024Q2

us-gaap

Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Fair Value

AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue

483000000.0

usd

CY2024Q2

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After Five Through Ten Years Amortized Cost

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterFiveThroughTenYearsAmortizedCost

400000

usd

CY2024Q2

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After Five Through Ten Years Fair Value

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterFiveThroughTenYearsFairValue

400000

usd

CY2023Q4

us-gaap

Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Amortized Cost Basis

AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis

183300000

usd

CY2023Q4

us-gaap

Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Fair Value

AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue

188500000

usd

CY2023Q4

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After Five Through Ten Years Amortized Cost

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterFiveThroughTenYearsAmortizedCost

19400000

usd

CY2023Q4

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After Five Through Ten Years Fair Value

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterFiveThroughTenYearsFairValue

18000000.0

usd

CY2024Q2

us-gaap

Available For Sale Securities Debt Maturities Rolling After Year Ten Amortized Cost Basis

AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenAmortizedCostBasis

33100000

usd

CY2024Q2

us-gaap

Available For Sale Securities Debt Maturities Rolling After Year Ten Fair Value

AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue

32500000

usd

CY2024Q2

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After Ten Years Amortized Cost

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterTenYearsAmortizedCost

11200000

usd

CY2024Q2

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After Ten Years Fair Value

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterTenYearsFairValue

7400000

usd

CY2023Q4

us-gaap

Available For Sale Securities Debt Maturities Rolling After Year Ten Amortized Cost Basis

AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenAmortizedCostBasis

2500000

usd

CY2023Q4

us-gaap

Available For Sale Securities Debt Maturities Rolling After Year Ten Fair Value

AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue

2300000

usd

CY2023Q4

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After Ten Years Amortized Cost

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterTenYearsAmortizedCost

26600000

usd

CY2023Q4

spnt

Debt Securities Trading Maturity Allocated And Single Maturity Date Rolling After Ten Years Fair Value

DebtSecuritiesTradingMaturityAllocatedAndSingleMaturityDateRollingAfterTenYearsFairValue

21300000

usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss

DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss

5375500000

usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Excluding Accrued Interest

DebtSecuritiesAvailableForSaleExcludingAccruedInterest

5345300000

usd

CY2024Q2

us-gaap

Trading Securities Debt Amortized Cost

TradingSecuritiesDebtAmortizedCost

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usd

CY2024Q2

us-gaap

Trading Securities Debt

TradingSecuritiesDebt

307700000

usd

CY2023Q4

us-gaap

Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss

DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss

4754600000

usd

CY2023Q4

us-gaap

Debt Securities Available For Sale Excluding Accrued Interest

DebtSecuritiesAvailableForSaleExcludingAccruedInterest

4755400000

usd

CY2023Q4

us-gaap

Trading Securities Debt Amortized Cost

TradingSecuritiesDebtAmortizedCost

568100000

usd

CY2023Q4

us-gaap

Trading Securities Debt

TradingSecuritiesDebt

534900000

usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Excluding Accrued Interest

DebtSecuritiesAvailableForSaleExcludingAccruedInterest

5345300000

usd

CY2024Q2

us-gaap

Trading Securities Debt

TradingSecuritiesDebt

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usd

CY2023Q4

us-gaap

Debt Securities Available For Sale Excluding Accrued Interest

DebtSecuritiesAvailableForSaleExcludingAccruedInterest

4755400000

usd

CY2023Q4

us-gaap

Trading Securities Debt

TradingSecuritiesDebt

534900000

usd

CY2024Q2

spnt

Other Long Term Investments Cost

OtherLongTermInvestmentsCost

328400000

usd

CY2024Q2

spnt

Other Long Term Investments Accumulated Unrecognized Gain

OtherLongTermInvestmentsAccumulatedUnrecognizedGain

20200000

usd

CY2024Q2

spnt

Other Long Term Investments Accumulated Unrecognized Loss

OtherLongTermInvestmentsAccumulatedUnrecognizedLoss

109900000

usd

CY2024Q2

spnt

Other Long Term Investments Accumulated Net Foreign Currency Gains Losses

OtherLongTermInvestmentsAccumulatedNetForeignCurrencyGainsLosses

3000000.0

usd

CY2024Q2

us-gaap

Other Long Term Investments

OtherLongTermInvestments

241700000

usd

CY2023Q4

us-gaap

Equity Securities Fv Ni Cost

EquitySecuritiesFvNiCost

1900000

usd

CY2023Q4

spnt

Equity Securities Fvni Accumulated Unrecognized Gain

EquitySecuritiesFVNIAccumulatedUnrecognizedGain

0

usd

CY2023Q4

spnt

Equity Securities Fvni Accumulated Unrecognized Loss

EquitySecuritiesFVNIAccumulatedUnrecognizedLoss

500000

usd

CY2023Q4

spnt

Equity Securities Fvni Accumulated Net Foreign Currency Gains Losses

EquitySecuritiesFVNIAccumulatedNetForeignCurrencyGainsLosses

200000

usd

CY2023Q4

us-gaap

Equity Securities Fv Ni Current And Noncurrent

EquitySecuritiesFvNiCurrentAndNoncurrent

1600000

usd

CY2023Q4

spnt

Other Long Term Investments Cost

OtherLongTermInvestmentsCost

356200000

usd

CY2023Q4

spnt

Other Long Term Investments Accumulated Unrecognized Loss

OtherLongTermInvestmentsAccumulatedUnrecognizedLoss

70100000

usd

CY2023Q4

us-gaap

Other Long Term Investments

OtherLongTermInvestments

308500000

usd

CY2024Q2

us-gaap

Other Long Term Investments

OtherLongTermInvestments

241700000

usd

CY2023Q4

us-gaap

Other Long Term Investments

OtherLongTermInvestments

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usd

CY2024Q2

us-gaap

Other Long Term Investments

OtherLongTermInvestments

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usd

CY2024Q2

us-gaap

Investment Income Investment Expense

InvestmentIncomeInvestmentExpense

7600000

usd

CY2023Q2

us-gaap

Investment Income Investment Expense

InvestmentIncomeInvestmentExpense

5100000

usd

us-gaap

Investment Income Investment Expense

InvestmentIncomeInvestmentExpense

11500000

usd

us-gaap

Investment Income Investment Expense

InvestmentIncomeInvestmentExpense

10500000

usd

CY2024Q2

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

23300000

usd

CY2023Q2

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

65800000

usd

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

103100000

usd

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

139600000

usd

CY2024Q2

spnt

Realized Investment Gains

RealizedInvestmentGains

3900000

usd

CY2023Q2

spnt

Realized Investment Gains

RealizedInvestmentGains

19100000

usd

spnt

Realized Investment Gains

RealizedInvestmentGains

9400000

usd

spnt

Realized Investment Gains

RealizedInvestmentGains

24900000

usd

CY2024Q2

spnt

Realized Investment Losses

RealizedInvestmentLosses

23500000

usd

CY2023Q2

spnt

Realized Investment Losses

RealizedInvestmentLosses

45700000

usd

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

103100000

usd

CY2024Q2

spnt

Realized Investment Gains

RealizedInvestmentGains

3900000

usd

CY2023Q2

spnt

Realized Investment Gains

RealizedInvestmentGains

19100000

usd

spnt

Realized Investment Gains

RealizedInvestmentGains

9400000

usd

spnt

Realized Investment Gains

RealizedInvestmentGains

24900000

usd

CY2024Q2

spnt

Realized Investment Losses

RealizedInvestmentLosses

23500000

usd

CY2023Q2

spnt

Realized Investment Losses

RealizedInvestmentLosses

45700000

usd

spnt

Realized Investment Losses

RealizedInvestmentLosses

32700000

usd

spnt

Realized Investment Losses

RealizedInvestmentLosses

61300000

usd

CY2024Q2

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

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usd

CY2023Q2

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

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usd

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

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usd

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

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usd

CY2024Q2

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

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usd

CY2023Q2

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

24800000

usd

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

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usd

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

45900000

usd

CY2024Q2

us-gaap

Gain Loss On Investments

GainLossOnInvestments

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usd

CY2023Q2

us-gaap

Gain Loss On Investments

GainLossOnInvestments

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usd

us-gaap

Gain Loss On Investments

GainLossOnInvestments

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usd

us-gaap

Gain Loss On Investments

GainLossOnInvestments

9500000

usd

CY2024Q2

spnt

Related Party Transaction Gain Loss On Investments

RelatedPartyTransactionGainLossOnInvestments

-31100000

usd

spnt

Related Party Transaction Gain Loss On Investments

RelatedPartyTransactionGainLossOnInvestments

-33000000

usd

CY2023Q2

spnt

Related Party Transaction Gain Loss On Investments

RelatedPartyTransactionGainLossOnInvestments

-4500000

usd

spnt

Related Party Transaction Gain Loss On Investments

RelatedPartyTransactionGainLossOnInvestments

-2700000

usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Realized Gain Loss

DebtSecuritiesAvailableForSaleRealizedGainLoss

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usd

us-gaap

Debt Securities Available For Sale Realized Gain Loss

DebtSecuritiesAvailableForSaleRealizedGainLoss

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usd

us-gaap

Debt Securities Available For Sale Realized Gain Loss

DebtSecuritiesAvailableForSaleRealizedGainLoss

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usd

CY2024Q2

us-gaap

Debt Securities Trading Realized Gain Loss

DebtSecuritiesTradingRealizedGainLoss

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usd

CY2023Q2

us-gaap

Debt Securities Trading Realized Gain Loss

DebtSecuritiesTradingRealizedGainLoss

-32500000

usd

us-gaap

Debt Securities Trading Realized Gain Loss

DebtSecuritiesTradingRealizedGainLoss

-7100000

usd

CY2024Q2

spnt

Gain Loss On Sale Of Other Short Term Investments

GainLossOnSaleOfOtherShortTermInvestments

100000

usd

CY2023Q2

spnt

Gain Loss On Sale Of Other Short Term Investments

GainLossOnSaleOfOtherShortTermInvestments

-1200000

usd

spnt

Gain Loss On Sale Of Other Short Term Investments

GainLossOnSaleOfOtherShortTermInvestments

700000

usd

CY2024Q2

spnt

Gain Loss On Sale Of Other Long Term Investments

GainLossOnSaleOfOtherLongTermInvestments

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usd

CY2023Q2

spnt

Gain Loss On Sale Of Other Long Term Investments

GainLossOnSaleOfOtherLongTermInvestments

-700000

usd

spnt

Gain Loss On Sale Of Other Long Term Investments

GainLossOnSaleOfOtherLongTermInvestments

-10100000

usd

spnt

Gain Loss On Sale Of Other Long Term Investments

GainLossOnSaleOfOtherLongTermInvestments

-1100000

usd

CY2024Q2

spnt

Cash And Cash Equivalents Realized Gain Loss

CashAndCashEquivalentsRealizedGainLoss

400000

usd

CY2023Q2

spnt

Cash And Cash Equivalents Realized Gain Loss

CashAndCashEquivalentsRealizedGainLoss

5600000

usd

spnt

Cash And Cash Equivalents Realized Gain Loss

CashAndCashEquivalentsRealizedGainLoss

4400000

usd

CY2024Q2

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

-19600000

usd

CY2023Q2

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

-26600000

usd

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

-23300000

usd

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

-36400000

usd

CY2024Q2

us-gaap

Debt Securities Trading Unrealized Gain Loss

DebtSecuritiesTradingUnrealizedGainLoss

4300000

usd

CY2023Q2

us-gaap

Debt Securities Trading Unrealized Gain Loss

DebtSecuritiesTradingUnrealizedGainLoss

28900000

usd

us-gaap

Debt Securities Trading Unrealized Gain Loss

DebtSecuritiesTradingUnrealizedGainLoss

9700000

usd

us-gaap

Debt Securities Trading Unrealized Gain Loss

DebtSecuritiesTradingUnrealizedGainLoss

51900000

usd

CY2023Q2

spnt

Other Short Term Investments Unrealized Gain Loss

OtherShortTermInvestmentsUnrealizedGainLoss

1100000

usd

spnt

Other Short Term Investments Unrealized Gain Loss

OtherShortTermInvestmentsUnrealizedGainLoss

-1000000.0

usd

spnt

Other Short Term Investments Unrealized Gain Loss

OtherShortTermInvestmentsUnrealizedGainLoss

700000

usd

CY2024Q2

us-gaap

Unrealized Gain Loss On Derivatives

UnrealizedGainLossOnDerivatives

400000

usd

CY2023Q2

us-gaap

Unrealized Gain Loss On Derivatives

UnrealizedGainLossOnDerivatives

3500000

usd

spnt

Realized Investment Losses

RealizedInvestmentLosses

32700000

usd

spnt

Realized Investment Losses

RealizedInvestmentLosses

61300000

usd

CY2024Q2

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

-19600000

usd

CY2023Q2

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

-26600000

usd

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

-23300000

usd

CY2024Q2

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

-36300000

usd

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

45900000

usd

CY2024Q2

us-gaap

Gain Loss On Investments

GainLossOnInvestments

-55900000

usd

CY2023Q2

us-gaap

Gain Loss On Investments

GainLossOnInvestments

-1800000

usd

us-gaap

Gain Loss On Investments

GainLossOnInvestments

-54900000

usd

us-gaap

Gain Loss On Investments

GainLossOnInvestments

9500000

usd

CY2024Q2

spnt

Related Party Transaction Gain Loss On Investments

RelatedPartyTransactionGainLossOnInvestments

-31100000

usd

spnt

Related Party Transaction Gain Loss On Investments

RelatedPartyTransactionGainLossOnInvestments

-33000000

usd

CY2023Q2

spnt

Related Party Transaction Gain Loss On Investments

RelatedPartyTransactionGainLossOnInvestments

-4500000

usd

spnt

Related Party Transaction Gain Loss On Investments

RelatedPartyTransactionGainLossOnInvestments

-2700000

usd

CY2024Q2

us-gaap

Debt Securities Available For Sale Realized Gain Loss

DebtSecuritiesAvailableForSaleRealizedGainLoss

-7100000

usd

CY2023Q2

us-gaap

Debt Securities Available For Sale Realized Gain Loss

DebtSecuritiesAvailableForSaleRealizedGainLoss

2200000

usd

us-gaap

Debt Securities Available For Sale Realized Gain Loss

DebtSecuritiesAvailableForSaleRealizedGainLoss

-7400000

usd

us-gaap

Debt Securities Available For Sale Realized Gain Loss

DebtSecuritiesAvailableForSaleRealizedGainLoss

1600000

usd

CY2024Q2

us-gaap

Debt Securities Trading Realized Gain Loss

DebtSecuritiesTradingRealizedGainLoss

-3700000

usd

CY2023Q2

us-gaap

Debt Securities Trading Realized Gain Loss

DebtSecuritiesTradingRealizedGainLoss

-32500000

usd

us-gaap

Debt Securities Trading Realized Gain Loss

DebtSecuritiesTradingRealizedGainLoss

-7100000

usd

us-gaap

Debt Securities Trading Realized Gain Loss

DebtSecuritiesTradingRealizedGainLoss

-39900000

usd

CY2024Q2

spnt

Gain Loss On Sale Of Other Short Term Investments

GainLossOnSaleOfOtherShortTermInvestments

100000

usd

CY2023Q2

spnt

Gain Loss On Sale Of Other Short Term Investments

GainLossOnSaleOfOtherShortTermInvestments

-1200000

usd

spnt

Gain Loss On Sale Of Other Short Term Investments

GainLossOnSaleOfOtherShortTermInvestments

700000

usd

spnt

Gain Loss On Sale Of Other Short Term Investments

GainLossOnSaleOfOtherShortTermInvestments

-1400000

usd

CY2024Q2

spnt

Gain Loss On Sale Of Other Long Term Investments

GainLossOnSaleOfOtherLongTermInvestments

-9300000

usd

CY2023Q2

spnt

Gain Loss On Sale Of Other Long Term Investments

GainLossOnSaleOfOtherLongTermInvestments

-700000

usd

CY2024Q2

spnt

Cash And Cash Equivalents Realized Gain Loss

CashAndCashEquivalentsRealizedGainLoss

400000

usd

CY2023Q2

spnt

Cash And Cash Equivalents Realized Gain Loss

CashAndCashEquivalentsRealizedGainLoss

5600000

usd

spnt

Cash And Cash Equivalents Realized Gain Loss

CashAndCashEquivalentsRealizedGainLoss

600000

usd

spnt

Cash And Cash Equivalents Realized Gain Loss

CashAndCashEquivalentsRealizedGainLoss

4400000

usd

CY2024Q2

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

-19600000

usd

CY2023Q2

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

-26600000

usd

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

-23300000

usd

us-gaap

Realized Investment Gains Losses

RealizedInvestmentGainsLosses

-36400000

usd

CY2024Q2

us-gaap

Debt Securities Trading Unrealized Gain Loss

DebtSecuritiesTradingUnrealizedGainLoss

4300000

usd

CY2023Q2

us-gaap

Debt Securities Trading Unrealized Gain Loss

DebtSecuritiesTradingUnrealizedGainLoss

28900000

usd

us-gaap

Debt Securities Trading Unrealized Gain Loss

DebtSecuritiesTradingUnrealizedGainLoss

9700000

usd

us-gaap

Debt Securities Trading Unrealized Gain Loss

DebtSecuritiesTradingUnrealizedGainLoss

51900000

usd

CY2024Q2

spnt

Other Short Term Investments Unrealized Gain Loss

OtherShortTermInvestmentsUnrealizedGainLoss

-100000

usd

CY2023Q2

spnt

Other Short Term Investments Unrealized Gain Loss

OtherShortTermInvestmentsUnrealizedGainLoss

1100000

usd

spnt

Other Short Term Investments Unrealized Gain Loss

OtherShortTermInvestmentsUnrealizedGainLoss

-1000000.0

usd

spnt

Other Short Term Investments Unrealized Gain Loss

OtherShortTermInvestmentsUnrealizedGainLoss

700000

usd

CY2024Q2

us-gaap

Unrealized Gain Loss On Derivatives

UnrealizedGainLossOnDerivatives

400000

usd

CY2023Q2

us-gaap

Unrealized Gain Loss On Derivatives

UnrealizedGainLossOnDerivatives

3500000

usd

us-gaap

Unrealized Gain Loss On Derivatives

UnrealizedGainLossOnDerivatives

1400000

usd

us-gaap

Unrealized Gain Loss On Derivatives

UnrealizedGainLossOnDerivatives

3500000

usd

CY2024Q2

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-40600000

usd

CY2023Q2

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-4800000

usd

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-39300000

usd

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-7800000

usd

CY2024Q2

spnt

Cash And Cash Equivalents Unrealized Gain Loss

CashAndCashEquivalentsUnrealizedGainLoss

-300000

usd

us-gaap

Unrealized Gain Loss On Derivatives

UnrealizedGainLossOnDerivatives

1400000

usd

us-gaap

Unrealized Gain Loss On Derivatives

UnrealizedGainLossOnDerivatives

3500000

usd

CY2024Q2

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-40600000

usd

CY2023Q2

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-4800000

usd

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-39300000

usd

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-7800000

usd

CY2024Q2

spnt

Cash And Cash Equivalents Unrealized Gain Loss

CashAndCashEquivalentsUnrealizedGainLoss

-300000

usd

CY2023Q2

spnt

Cash And Cash Equivalents Unrealized Gain Loss

CashAndCashEquivalentsUnrealizedGainLoss

-3900000

usd

spnt

Cash And Cash Equivalents Unrealized Gain Loss

CashAndCashEquivalentsUnrealizedGainLoss

-2400000

usd

spnt

Cash And Cash Equivalents Unrealized Gain Loss

CashAndCashEquivalentsUnrealizedGainLoss

-2400000

usd

CY2024Q2

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

-36300000

usd

CY2023Q2

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

24800000

usd

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

-31600000

usd

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

45900000

usd

CY2024Q2

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-40600000

usd

CY2023Q2

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-4800000

usd

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-39300000

usd

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-7800000

usd

CY2023Q2

spnt

Cash And Cash Equivalents Unrealized Gain Loss

CashAndCashEquivalentsUnrealizedGainLoss

-3900000

usd

spnt

Cash And Cash Equivalents Unrealized Gain Loss

CashAndCashEquivalentsUnrealizedGainLoss

-2400000

usd

spnt

Cash And Cash Equivalents Unrealized Gain Loss

CashAndCashEquivalentsUnrealizedGainLoss

-2400000

usd

CY2024Q2

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

-36300000

usd

CY2023Q2

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

24800000

usd

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

-31600000

usd

us-gaap

Unrealized Gain Loss On Investments

UnrealizedGainLossOnInvestments

45900000

usd

CY2024Q2

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-40600000

usd

spnt

Other Long Term Investments Unrealized Gain Loss

OtherLongTermInvestmentsUnrealizedGainLoss

-39300000

usd

CY2024Q1

us-gaap

Minority Interest

MinorityInterest

17800000

usd

CY2023Q1

us-gaap

Minority Interest

MinorityInterest

11400000

usd

CY2023Q4

us-gaap

Minority Interest

MinorityInterest

16700000

usd

CY2022Q4

us-gaap

Minority Interest

MinorityInterest

7900000

usd

CY2024Q2

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

900000

usd

CY2023Q2

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

2000000.0

usd

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

2000000.0

usd

CY2024Q1

us-gaap

Minority Interest

MinorityInterest

17800000

usd

CY2023Q1

us-gaap

Minority Interest

MinorityInterest

11400000

usd

CY2022Q4

us-gaap

Minority Interest

MinorityInterest

7900000

usd

CY2024Q2

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

900000

usd

CY2023Q2

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

2000000.0

usd

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

2000000.0

usd

CY2024Q2

spnt

Noncontrolling Interest Increase Decrease From Contributions Redemptions

NoncontrollingInterestIncreaseDecreaseFromContributionsRedemptions

200000

usd

spnt

Noncontrolling Interest Increase Decrease From Contributions Redemptions

NoncontrollingInterestIncreaseDecreaseFromContributionsRedemptions

200000

usd

CY2024Q2

spnt

Noncontrolling Interest Increase Decrease From Derecognition

NoncontrollingInterestIncreaseDecreaseFromDerecognition

-17500000

usd

CY2023Q2

spnt

Noncontrolling Interest Increase Decrease From Derecognition

NoncontrollingInterestIncreaseDecreaseFromDerecognition

0

usd

spnt

Noncontrolling Interest Increase Decrease From Derecognition

NoncontrollingInterestIncreaseDecreaseFromDerecognition

0

usd

CY2023Q2

us-gaap

Minority Interest

MinorityInterest

12900000

usd

CY2024Q2

us-gaap

Minority Interest

MinorityInterest

1400000

usd

CY2023Q2

us-gaap

Minority Interest

MinorityInterest

12900000

usd

us-gaap

Schedule Of Liability For Unpaid Claims And Claims Adjustment Expense

ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense

<div style="margin-top:9pt;text-align:justify">The following table represents the activity in the loss and loss adjustment expense reserves for the six months ended June 30, 2024 and 2023:</div><div style="margin-top:5pt;text-align:center"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:73.453%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:11.251%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.544%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:11.252%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom">June 30, 2024</td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom">June 30, 2023</td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom">Gross reserves for loss and loss adjustment expenses, beginning of period</td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom">$</td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom">5,608.1 </td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom">$</td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom">5,268.7 </td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Less: loss and loss adjustment expenses recoverable, beginning of period</td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(2,295.1)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(1,376.2)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom">Less: deferred charges on retroactive reinsurance contracts</td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">27.5 </td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(1.0)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Net reserves for loss and loss adjustment expenses, beginning of period</td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">3,340.5 </td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">3,891.5 </td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div>Net reserves for loss and loss adjustment expenses transferred (1)</div></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">— </td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(884.4)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Increase (decrease) in net loss and loss adjustment expenses incurred in respect of losses occurring in:</td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"> Current year</td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">721.9 </td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">781.2 </td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"> Prior years</td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(40.0)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(138.4)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom">Total incurred loss and loss adjustment expenses</td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">681.9 </td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">642.8 </td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Net loss and loss adjustment expenses paid in respect of losses occurring in:</td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"> Current year</td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(94.4)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(121.2)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"> Prior years</td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(511.2)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(479.5)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom">Total net paid losses</td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(605.6)</td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(600.7)</td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Foreign currency translation</td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">20.5 </td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">2.1 </td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom">Net reserves for loss and loss adjustment expenses, end of period</td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">3,437.3 </td><td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">3,051.3 </td><td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Plus: loss and loss adjustment expenses recoverable, end of period</td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">2,191.5 </td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">2,276.6 </td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div>Plus: deferred (gains) charges on retroactive reinsurance (1)</div></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(22.8)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(20.5)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Gross reserves for loss and loss adjustment expenses, end of period</td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom">$</td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom">5,606.0 </td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom">$</td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom">5,307.4 </td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div><div style="margin-top:1pt;padding-left:13.5pt;text-align:justify;text-indent:-13.5pt">(1)Deferred charges on retroactive reinsurance are recorded in Other assets on the Company’s consolidated balance sheets. Deferred gains on retroactive reinsurance are presented as a separate line item on the Company’s consolidated balance sheets.</div>

CY2023Q4

us-gaap

Liability For Claims And Claims Adjustment Expense

LiabilityForClaimsAndClaimsAdjustmentExpense

5608100000

usd

CY2022Q4

us-gaap

Liability For Claims And Claims Adjustment Expense

LiabilityForClaimsAndClaimsAdjustmentExpense

5268700000

usd

CY2023Q4

us-gaap

Reinsurance Recoverables On Paid And Unpaid Losses

ReinsuranceRecoverablesOnPaidAndUnpaidLosses

2295100000

usd

CY2022Q4

us-gaap

Reinsurance Recoverables On Paid And Unpaid Losses

ReinsuranceRecoverablesOnPaidAndUnpaidLosses

1376200000

usd

CY2023Q4

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Opening Balance Adjustments

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOpeningBalanceAdjustments

27500000

usd

CY2022Q4

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Opening Balance Adjustments

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOpeningBalanceAdjustments

-1000000.0

usd

CY2023Q4

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Net

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet

3340500000

usd

CY2022Q4

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Net

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet

3891500000

usd

CY2024Q2

spnt

Liability For Unpaid Claims And Claims Adjustment Expense Transferred

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseTransferred

0

usd

CY2023Q2

spnt

Liability For Unpaid Claims And Claims Adjustment Expense Transferred

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseTransferred

884400000

usd

us-gaap

Supplemental Information For Property Casualty Insurance Underwriters Current Year Claims And Claims Adjustment Expense

SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense

721900000

usd

us-gaap

Supplemental Information For Property Casualty Insurance Underwriters Current Year Claims And Claims Adjustment Expense

SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense

781200000

usd

us-gaap

Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense

SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense

-40000000.0

usd

us-gaap

Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense

SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense

-138400000

usd

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

681900000

usd

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

642800000

usd

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Current Year1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1

94400000

usd

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

4400000

usd

CY2024Q2

spnt

Noncontrolling Interest Increase Decrease From Contributions Redemptions

NoncontrollingInterestIncreaseDecreaseFromContributionsRedemptions

200000

usd

CY2023Q2

spnt

Noncontrolling Interest Increase Decrease From Contributions Redemptions

NoncontrollingInterestIncreaseDecreaseFromContributionsRedemptions

-500000

usd

spnt

Noncontrolling Interest Increase Decrease From Contributions Redemptions

NoncontrollingInterestIncreaseDecreaseFromContributionsRedemptions

200000

usd

spnt

Noncontrolling Interest Increase Decrease From Contributions Redemptions

NoncontrollingInterestIncreaseDecreaseFromContributionsRedemptions

600000

usd

CY2024Q2

spnt

Noncontrolling Interest Increase Decrease From Derecognition

NoncontrollingInterestIncreaseDecreaseFromDerecognition

-17500000

usd

CY2023Q2

spnt

Noncontrolling Interest Increase Decrease From Derecognition

NoncontrollingInterestIncreaseDecreaseFromDerecognition

0

usd

spnt

Noncontrolling Interest Increase Decrease From Derecognition

NoncontrollingInterestIncreaseDecreaseFromDerecognition

-17500000

usd

spnt

Noncontrolling Interest Increase Decrease From Derecognition

NoncontrollingInterestIncreaseDecreaseFromDerecognition

0

usd

CY2024Q2

us-gaap

Minority Interest

MinorityInterest

1400000

usd

CY2023Q2

us-gaap

Minority Interest

MinorityInterest

12900000

usd

CY2024Q2

us-gaap

Minority Interest

MinorityInterest

1400000

usd

CY2023Q2

us-gaap

Minority Interest

MinorityInterest

12900000

usd

us-gaap

Schedule Of Liability For Unpaid Claims And Claims Adjustment Expense

ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense

<div style="margin-top:9pt;text-align:justify">The following table represents the activity in the loss and loss adjustment expense reserves for the six months ended June 30, 2024 and 2023:</div><div style="margin-top:5pt;text-align:center"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:73.453%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:11.251%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.544%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:11.252%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom">June 30, 2024</td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom">June 30, 2023</td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom">Gross reserves for loss and loss adjustment expenses, beginning of period</td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom">$</td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom">5,608.1 </td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom">$</td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom">5,268.7 </td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Less: loss and loss adjustment expenses recoverable, beginning of period</td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(2,295.1)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(1,376.2)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom">Less: deferred charges on retroactive reinsurance contracts</td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">27.5 </td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(1.0)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Net reserves for loss and loss adjustment expenses, beginning of period</td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">3,340.5 </td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">3,891.5 </td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div>Net reserves for loss and loss adjustment expenses transferred (1)</div></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">— </td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(884.4)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Increase (decrease) in net loss and loss adjustment expenses incurred in respect of losses occurring in:</td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"> Current year</td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">721.9 </td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">781.2 </td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"> Prior years</td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(40.0)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(138.4)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom">Total incurred loss and loss adjustment expenses</td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">681.9 </td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">642.8 </td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Net loss and loss adjustment expenses paid in respect of losses occurring in:</td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"> Current year</td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(94.4)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(121.2)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"> Prior years</td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(511.2)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(479.5)</td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom">Total net paid losses</td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(605.6)</td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(600.7)</td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Foreign currency translation</td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">20.5 </td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">2.1 </td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom">Net reserves for loss and loss adjustment expenses, end of period</td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">3,437.3 </td><td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">3,051.3 </td><td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Plus: loss and loss adjustment expenses recoverable, end of period</td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">2,191.5 </td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">2,276.6 </td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div>Plus: deferred (gains) charges on retroactive reinsurance (1)</div></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(22.8)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom">(20.5)</td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom">Gross reserves for loss and loss adjustment expenses, end of period</td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom">$</td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom">5,606.0 </td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom">$</td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom">5,307.4 </td><td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div><div style="margin-top:1pt;padding-left:13.5pt;text-align:justify;text-indent:-13.5pt">(1)Deferred charges on retroactive reinsurance are recorded in Other assets on the Company’s consolidated balance sheets. Deferred gains on retroactive reinsurance are presented as a separate line item on the Company’s consolidated balance sheets.</div>

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Liability For Claims And Claims Adjustment Expense

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usd

CY2022Q4

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Liability For Claims And Claims Adjustment Expense

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usd

CY2023Q4

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Reinsurance Recoverables On Paid And Unpaid Losses

ReinsuranceRecoverablesOnPaidAndUnpaidLosses

2295100000

usd

CY2022Q4

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Reinsurance Recoverables On Paid And Unpaid Losses

ReinsuranceRecoverablesOnPaidAndUnpaidLosses

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CY2023Q4

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27500000

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CY2022Q4

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LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOpeningBalanceAdjustments

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usd

CY2023Q4

us-gaap

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3340500000

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CY2022Q4

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LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet

3891500000

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CY2024Q2

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Liability For Unpaid Claims And Claims Adjustment Expense Transferred

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseTransferred

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CY2023Q2

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LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseTransferred

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Supplemental Information For Property Casualty Insurance Underwriters Current Year Claims And Claims Adjustment Expense

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Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense

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CY2024Q2

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CY2023Q2

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3051300000

usd

CY2024Q2

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Reinsurance Recoverables On Paid And Unpaid Losses

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CY2023Q2

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Reinsurance Recoverables On Paid And Unpaid Losses

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usd

CY2024Q2

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Liability For Unpaid Claims And Claims Adjustment Expense Opening Balance Adjustments

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22800000

usd

CY2023Q2

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Liability For Unpaid Claims And Claims Adjustment Expense Opening Balance Adjustments

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOpeningBalanceAdjustments

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usd

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Current Year1

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Liability For Unpaid Claims And Claims Adjustment Expense Foreign Currency Translation Gain Loss

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CY2024Q2

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CY2023Q2

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LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet

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CY2023Q2

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2276600000

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CY2024Q2

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22800000

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CY2023Q2

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Liability For Unpaid Claims And Claims Adjustment Expense Opening Balance Adjustments

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CY2024Q2

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Liability For Claims And Claims Adjustment Expense

LiabilityForClaimsAndClaimsAdjustmentExpense

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CY2023Q2

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Liability For Claims And Claims Adjustment Expense

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us-gaap

Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense

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CY2024Q2

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Premiums Receivable At Carrying Value

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CY2023Q4

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Premiums Receivable At Carrying Value

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CY2023Q4

us-gaap

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ReinsuranceRecoverablesOnPaidAndUnpaidLosses

2295100000

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CY2024Q2

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OtherAssetsWithinScopeOfCreditLosses

108100000

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CY2023Q4

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OtherAssetsWithinScopeOfCreditLosses

76800000

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CY2024Q2

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AssetsWithinScopeOfCreditLosses

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CY2023Q4

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AssetsWithinScopeOfCreditLosses

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CY2024Q2

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CY2024Q2

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Provision For Other Credit Losses

ProvisionForOtherCreditLosses

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usd

CY2024Q2

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CY2024Q2

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Interest Expense Debt

InterestExpenseDebt

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usd

us-gaap

Interest Expense Debt

InterestExpenseDebt

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CY2024Q2

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Liability For Claims And Claims Adjustment Expense

LiabilityForClaimsAndClaimsAdjustmentExpense

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CY2023Q2

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Liability For Claims And Claims Adjustment Expense

LiabilityForClaimsAndClaimsAdjustmentExpense

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us-gaap

Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense

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Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense

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Premiums Receivable At Carrying Value

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CY2024Q2

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CY2023Q4

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CY2024Q2

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CY2023Q4

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AssetsWithinScopeOfCreditLosses

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Assets Within Scope Of Credit Losses

AssetsWithinScopeOfCreditLosses

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CY2023Q4

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us-gaap

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CY2024Q2

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us-gaap

Interest Expense Debt

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CY2023Q2

us-gaap

Interest Expense Debt

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us-gaap

Interest Expense Debt

InterestExpenseDebt

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CY2024Q2

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us-gaap

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InterestExpenseOther

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CY2023Q2

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Interest Expense Other

InterestExpenseOther

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usd

us-gaap

Interest Expense Other

InterestExpenseOther

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CY2024Q2

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Income Tax Expense Benefit

IncomeTaxExpenseBenefit

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us-gaap

Income Tax Expense Benefit

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CY2023Q2

us-gaap

Income Tax Expense Benefit

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us-gaap

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CY2023Q2

us-gaap

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us-gaap

Interest Expense Debt

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us-gaap

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CY2023Q2

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us-gaap

Interest Expense Other

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CY2024Q2

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Income Tax Expense Benefit

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us-gaap

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CY2023Q2

us-gaap

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us-gaap

Income Tax Expense Benefit

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CY2024Q2

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us-gaap

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usd

us-gaap

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CY2024Q2

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Effective Income Tax Rate Continuing Operations

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CY2024Q2

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CY2024Q2

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CY2024Q2

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CY2024Q2

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CY2023Q2

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shares

us-gaap

Weighted Average Number Of Shares Outstanding Basic

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us-gaap

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161473011

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CY2024Q2

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IncrementalCommonSharesAttributableToCallOptionsAndWarrants

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us-gaap

Incremental Common Shares Attributable To Call Options And Warrants

IncrementalCommonSharesAttributableToCallOptionsAndWarrants

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CY2024Q2

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Incremental Common Shares Attributable To Financial Instruments Subject To Mandatory Redemption

IncrementalCommonSharesAttributableToFinancialInstrumentsSubjectToMandatoryRedemption

3366449

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CY2023Q2

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Incremental Common Shares Attributable To Financial Instruments Subject To Mandatory Redemption

IncrementalCommonSharesAttributableToFinancialInstrumentsSubjectToMandatoryRedemption

0

shares

spnt

Incremental Common Shares Attributable To Financial Instruments Subject To Mandatory Redemption

IncrementalCommonSharesAttributableToFinancialInstrumentsSubjectToMandatoryRedemption

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Incremental Common Shares Attributable To Financial Instruments Subject To Mandatory Redemption

IncrementalCommonSharesAttributableToFinancialInstrumentsSubjectToMandatoryRedemption

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CY2024Q2

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Weighted Average Number Of Diluted Shares Outstanding

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CY2023Q2

us-gaap

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shares

us-gaap

Weighted Average Number Of Diluted Shares Outstanding

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178085119

shares

us-gaap

Weighted Average Number Of Diluted Shares Outstanding

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shares

CY2024Q2

us-gaap

Undistributed Earnings

UndistributedEarnings

109900000

usd

CY2023Q2

us-gaap

Undistributed Earnings

UndistributedEarnings

55900000

usd

us-gaap

Undistributed Earnings

UndistributedEarnings

200700000

usd

us-gaap

Undistributed Earnings

UndistributedEarnings

187800000

usd

CY2024Q2

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Basic

UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

7200000

usd

CY2023Q2

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Basic

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4000000.0

usd

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

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234600000

usd

CY2023Q2

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

77700000

usd

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

241500000

usd

CY2024Q2

us-gaap

Effective Income Tax Rate Continuing Operations

EffectiveIncomeTaxRateContinuingOperations

0.109

us-gaap

Effective Income Tax Rate Continuing Operations

EffectiveIncomeTaxRateContinuingOperations

0.101

CY2024Q2

us-gaap

Unrecognized Tax Benefits That Would Impact Effective Tax Rate

UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

1600000

usd

CY2024Q2

us-gaap

Common Stock Shares Authorized

CommonStockSharesAuthorized

300000000

shares

CY2024Q2

us-gaap

Common Stock Par Or Stated Value Per Share

CommonStockParOrStatedValuePerShare

0.10

us-gaap

Payments Of Dividends Common Stock

PaymentsOfDividendsCommonStock

0

usd

us-gaap

Payments Of Dividends Common Stock

PaymentsOfDividendsCommonStock

0

usd

CY2024Q2

us-gaap

Weighted Average Number Of Shares Outstanding Basic

WeightedAverageNumberOfSharesOutstandingBasic

170173022

shares

CY2023Q2

us-gaap

Weighted Average Number Of Shares Outstanding Basic

WeightedAverageNumberOfSharesOutstandingBasic

162027831

shares

us-gaap

Weighted Average Number Of Shares Outstanding Basic

WeightedAverageNumberOfSharesOutstandingBasic

169453656

shares

us-gaap

Weighted Average Number Of Shares Outstanding Basic

WeightedAverageNumberOfSharesOutstandingBasic

161473011

shares

CY2024Q2

us-gaap

Incremental Common Shares Attributable To Call Options And Warrants

IncrementalCommonSharesAttributableToCallOptionsAndWarrants

2476640

shares

CY2023Q2

us-gaap

Incremental Common Shares Attributable To Call Options And Warrants

IncrementalCommonSharesAttributableToCallOptionsAndWarrants

1304823

shares

us-gaap

Incremental Common Shares Attributable To Call Options And Warrants

IncrementalCommonSharesAttributableToCallOptionsAndWarrants

2066491

shares

us-gaap

Incremental Common Shares Attributable To Call Options And Warrants

IncrementalCommonSharesAttributableToCallOptionsAndWarrants

951655

shares

CY2024Q2

spnt

Incremental Common Shares Attributable To Financial Instruments Subject To Mandatory Redemption

IncrementalCommonSharesAttributableToFinancialInstrumentsSubjectToMandatoryRedemption

3366449

shares

CY2023Q2

spnt

Incremental Common Shares Attributable To Financial Instruments Subject To Mandatory Redemption

IncrementalCommonSharesAttributableToFinancialInstrumentsSubjectToMandatoryRedemption

0

shares

spnt

Incremental Common Shares Attributable To Financial Instruments Subject To Mandatory Redemption

IncrementalCommonSharesAttributableToFinancialInstrumentsSubjectToMandatoryRedemption

0

shares

CY2024Q2

us-gaap

Weighted Average Number Of Diluted Shares Outstanding

WeightedAverageNumberOfDilutedSharesOutstanding

178711254

shares

CY2023Q2

us-gaap

Weighted Average Number Of Diluted Shares Outstanding

WeightedAverageNumberOfDilutedSharesOutstanding

166708932

shares

us-gaap

Weighted Average Number Of Diluted Shares Outstanding

WeightedAverageNumberOfDilutedSharesOutstanding

178085119

shares

us-gaap

Weighted Average Number Of Diluted Shares Outstanding

WeightedAverageNumberOfDilutedSharesOutstanding

165997198

shares

CY2024Q2

us-gaap

Undistributed Earnings

UndistributedEarnings

109900000

usd

us-gaap

Undistributed Earnings

UndistributedEarnings

200700000

usd

us-gaap

Undistributed Earnings

UndistributedEarnings

187800000

usd

CY2024Q2

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Basic

UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

7200000

usd

CY2023Q2

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Basic

UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

4000000.0

usd

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Basic

UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

13400000

usd

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Basic

UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

13900000

usd

CY2024Q2

us-gaap

Net Income Loss Available To Common Stockholders Basic

NetIncomeLossAvailableToCommonStockholdersBasic

102700000

usd

CY2023Q2

us-gaap

Net Income Loss Available To Common Stockholders Basic

NetIncomeLossAvailableToCommonStockholdersBasic

51900000

usd

us-gaap

Net Income Loss Available To Common Stockholders Basic

NetIncomeLossAvailableToCommonStockholdersBasic

187300000

usd

us-gaap

Net Income Loss Available To Common Stockholders Basic

NetIncomeLossAvailableToCommonStockholdersBasic

173900000

usd

CY2024Q2

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

0.60

CY2023Q2

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

0.32

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

1.11

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

1.08

CY2024Q2

us-gaap

Undistributed Earnings Diluted

UndistributedEarningsDiluted

109900000

usd

CY2023Q2

us-gaap

Undistributed Earnings Diluted

UndistributedEarningsDiluted

55900000

usd

us-gaap

Undistributed Earnings Diluted

UndistributedEarningsDiluted

200700000

usd

us-gaap

Undistributed Earnings Diluted

UndistributedEarningsDiluted

187800000

usd

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Basic

UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

13400000

usd

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Basic

UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

13900000

usd

CY2024Q2

us-gaap

Net Income Loss Available To Common Stockholders Basic

NetIncomeLossAvailableToCommonStockholdersBasic

102700000

usd

CY2023Q2

us-gaap

Net Income Loss Available To Common Stockholders Basic

NetIncomeLossAvailableToCommonStockholdersBasic

51900000

usd

us-gaap

Net Income Loss Available To Common Stockholders Basic

NetIncomeLossAvailableToCommonStockholdersBasic

187300000

usd

us-gaap

Net Income Loss Available To Common Stockholders Basic

NetIncomeLossAvailableToCommonStockholdersBasic

173900000

usd

CY2024Q2

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

0.60

CY2023Q2

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

0.32

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

1.11

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

1.08

CY2024Q2

us-gaap

Undistributed Earnings Diluted

UndistributedEarningsDiluted

109900000

usd

CY2023Q2

us-gaap

Undistributed Earnings Diluted

UndistributedEarningsDiluted

55900000

usd

us-gaap

Undistributed Earnings Diluted

UndistributedEarningsDiluted

200700000

usd

us-gaap

Undistributed Earnings Diluted

UndistributedEarningsDiluted

187800000

usd

CY2024Q2

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Diluted

UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted

7200000

usd

CY2023Q2

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Diluted

UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted

4000000.0

usd

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Diluted

UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted

13400000

usd

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Diluted

UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted

13900000

usd

CY2023Q2

us-gaap

Net Income Loss Available To Common Stockholders Diluted

NetIncomeLossAvailableToCommonStockholdersDiluted

51900000

usd

us-gaap

Net Income Loss Available To Common Stockholders Diluted

NetIncomeLossAvailableToCommonStockholdersDiluted

187300000

usd

us-gaap

Net Income Loss Available To Common Stockholders Diluted

NetIncomeLossAvailableToCommonStockholdersDiluted

173800000

usd

CY2024Q2

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

0.57

CY2023Q2

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

0.31

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

1.05

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

1.05

CY2024Q2

spnt

Related Party Transaction Expenses Income From Transactions With Related Party

RelatedPartyTransactionExpensesIncomeFromTransactionsWithRelatedParty

1900000

usd

CY2023Q2

spnt

Related Party Transaction Expenses Income From Transactions With Related Party

RelatedPartyTransactionExpensesIncomeFromTransactionsWithRelatedParty

2500000

usd

spnt

Related Party Transaction Expenses Income From Transactions With Related Party

RelatedPartyTransactionExpensesIncomeFromTransactionsWithRelatedParty

4000000.0

usd

spnt

Related Party Transaction Expenses Income From Transactions With Related Party

RelatedPartyTransactionExpensesIncomeFromTransactionsWithRelatedParty

4200000

usd

spnt

Class Of Warrant Or Right Exercised During Period

ClassOfWarrantOrRightExercisedDuringPeriod

5418434

shares

CY2024Q2

us-gaap

Lease Cost

LeaseCost

2500000

usd

us-gaap

Lease Cost

LeaseCost

4700000

usd

CY2023Q2

us-gaap

Lease Cost

LeaseCost

2600000

usd

us-gaap

Lease Cost

LeaseCost

5100000

usd

CY2024Q2

us-gaap

Operating Lease Right Of Use Asset

OperatingLeaseRightOfUseAsset

22900000

usd

CY2023Q4

us-gaap

Operating Lease Right Of Use Asset

OperatingLeaseRightOfUseAsset

25600000

usd

CY2024Q2

us-gaap

Operating Lease Liability

OperatingLeaseLiability

25400000

usd

CY2023Q4

us-gaap

Operating Lease Liability

OperatingLeaseLiability

28400000

usd

CY2023Q4

us-gaap

Operating Lease Weighted Average Remaining Lease Term1

OperatingLeaseWeightedAverageRemainingLeaseTerm1

P4Y1M6D

CY2024Q2

us-gaap

Operating Lease Weighted Average Discount Rate Percent

OperatingLeaseWeightedAverageDiscountRatePercent

0.029

CY2023Q4

us-gaap

Operating Lease Weighted Average Discount Rate Percent

OperatingLeaseWeightedAverageDiscountRatePercent

0.029

CY2024Q2

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Diluted

UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted

7200000

usd

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Diluted

UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted

13400000

usd

us-gaap

Undistributed Earnings Loss Allocated To Participating Securities Diluted

UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted

13900000

usd

CY2024Q2

us-gaap

Net Income Loss Available To Common Stockholders Diluted

NetIncomeLossAvailableToCommonStockholdersDiluted

102700000

usd

CY2023Q2

us-gaap

Net Income Loss Available To Common Stockholders Diluted

NetIncomeLossAvailableToCommonStockholdersDiluted

51900000

usd

us-gaap

Net Income Loss Available To Common Stockholders Diluted

NetIncomeLossAvailableToCommonStockholdersDiluted

187300000

usd

us-gaap

Net Income Loss Available To Common Stockholders Diluted

NetIncomeLossAvailableToCommonStockholdersDiluted

173800000

usd

CY2024Q2

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

0.57

CY2023Q2

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

0.31

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

1.05

CY2024Q2

spnt

Related Party Transaction Expenses Income From Transactions With Related Party

RelatedPartyTransactionExpensesIncomeFromTransactionsWithRelatedParty

1900000

usd

CY2023Q2

spnt

Related Party Transaction Expenses Income From Transactions With Related Party

RelatedPartyTransactionExpensesIncomeFromTransactionsWithRelatedParty

2500000

usd

spnt

Related Party Transaction Expenses Income From Transactions With Related Party

RelatedPartyTransactionExpensesIncomeFromTransactionsWithRelatedParty

4000000.0

usd

spnt

Related Party Transaction Expenses Income From Transactions With Related Party

RelatedPartyTransactionExpensesIncomeFromTransactionsWithRelatedParty

4200000

usd

spnt

Class Of Warrant Or Right Exercised During Period

ClassOfWarrantOrRightExercisedDuringPeriod

5418434

shares

us-gaap

Lease Cost

LeaseCost

4700000

usd

CY2023Q2

us-gaap

Lease Cost

LeaseCost

2600000

usd

us-gaap

Lease Cost

LeaseCost

5100000

usd

CY2024Q2

us-gaap

Operating Lease Right Of Use Asset

OperatingLeaseRightOfUseAsset

22900000

usd

CY2023Q4

us-gaap

Operating Lease Right Of Use Asset

OperatingLeaseRightOfUseAsset

25600000

usd

CY2024Q2

us-gaap

Operating Lease Liability

OperatingLeaseLiability

25400000

usd

CY2023Q4

us-gaap

Operating Lease Liability

OperatingLeaseLiability

28400000

usd

CY2024Q2

us-gaap

Operating Lease Weighted Average Remaining Lease Term1

OperatingLeaseWeightedAverageRemainingLeaseTerm1

P5Y2M12D

CY2023Q4

us-gaap

Operating Lease Weighted Average Remaining Lease Term1

OperatingLeaseWeightedAverageRemainingLeaseTerm1

P4Y1M6D

CY2024Q2

us-gaap

Operating Lease Weighted Average Discount Rate Percent

OperatingLeaseWeightedAverageDiscountRatePercent

0.029

CY2023Q4

us-gaap

Operating Lease Weighted Average Discount Rate Percent

OperatingLeaseWeightedAverageDiscountRatePercent

0.029

CY2024Q2

us-gaap

Lessee Operating Lease Liability Payments Remainder Of Fiscal Year

LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

3300000

usd

CY2024Q2

us-gaap

Lessee Operating Lease Liability Payments Due Next Twelve Months

LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

5800000

usd

CY2024Q2

us-gaap

Lessee Operating Lease Liability Payments Due Year Two

LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

5000000.0

usd

CY2024Q2

us-gaap

Lessee Operating Lease Liability Payments Due Year Three

LesseeOperatingLeaseLiabilityPaymentsDueYearThree

4100000

usd

CY2024Q2

spnt

Lessee Operating Lease Liability To Be Paid Due After Year Three

LesseeOperatingLeaseLiabilityToBePaidDueAfterYearThree

9200000

usd

CY2024Q2

us-gaap

Lessee Operating Lease Liability Payments Due

LesseeOperatingLeaseLiabilityPaymentsDue

27400000

usd

CY2024Q2

us-gaap

Lessee Operating Lease Liability Undiscounted Excess Amount

LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

2000000.0

usd

CY2024Q2

us-gaap

Operating Lease Liability

OperatingLeaseLiability

25400000

usd

CY2024Q2

us-gaap

Lessee Operating Lease Liability Payments Remainder Of Fiscal Year

LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

3300000

usd

CY2024Q2

us-gaap

Lessee Operating Lease Liability Payments Due Next Twelve Months

LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

5800000

usd

CY2024Q2

us-gaap

Lessee Operating Lease Liability Payments Due Year Two

LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

5000000.0

usd

CY2024Q2

us-gaap

Lessee Operating Lease Liability Payments Due Year Three

LesseeOperatingLeaseLiabilityPaymentsDueYearThree

4100000

usd

CY2024Q2

spnt

Lessee Operating Lease Liability To Be Paid Due After Year Three

LesseeOperatingLeaseLiabilityToBePaidDueAfterYearThree

9200000

usd

CY2024Q2

us-gaap

Lessee Operating Lease Liability Payments Due

LesseeOperatingLeaseLiabilityPaymentsDue

27400000

usd

CY2024Q2

us-gaap

Lessee Operating Lease Liability Undiscounted Excess Amount

LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

2000000.0

usd

CY2024Q2

us-gaap

Operating Lease Liability

OperatingLeaseLiability

25400000

usd

CY2023Q2

us-gaap

Premiums Earned Net

PremiumsEarnedNet

639700000

usd

us-gaap

Premiums Earned Net

PremiumsEarnedNet

1235200000

usd

CY2023Q2

us-gaap

Net Investment Income

NetInvestmentIncome

68500000

usd

us-gaap

Net Investment Income

NetInvestmentIncome

130200000

usd

CY2023Q2

us-gaap

Gain Loss On Investments

GainLossOnInvestments

-1800000

usd

us-gaap

Gain Loss On Investments

GainLossOnInvestments

9500000

usd

CY2023Q2

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

-900000

usd

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

-100000

usd

CY2023Q2

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

65800000

usd

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

139600000

usd

CY2023Q2

us-gaap

Other Income

OtherIncome

5300000

usd

CY2023Q2

us-gaap

Revenues

710800000

usd

us-gaap

Revenues

1388900000

usd

CY2023Q2

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

375700000

usd

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

642800000

usd

CY2023Q2

us-gaap

Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1

DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1

111800000

usd

us-gaap

Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1

DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1

231500000

usd

CY2023Q2

us-gaap

Other Underwriting Expense

OtherUnderwritingExpense

43300000

usd

us-gaap

Other Underwriting Expense

OtherUnderwritingExpense

95500000

usd

CY2023Q2

us-gaap

Other Cost And Expense Operating

OtherCostAndExpenseOperating

70300000

usd

us-gaap

Other Cost And Expense Operating

OtherCostAndExpenseOperating

130300000

usd

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

5300000

usd

CY2023Q2

us-gaap

Interest Expense

InterestExpense

11700000

usd

us-gaap

Interest Expense

InterestExpense

24500000

usd

CY2023Q2

us-gaap

Foreign Currency Transaction Gain Loss Before Tax

ForeignCurrencyTransactionGainLossBeforeTax

-17400000

usd

us-gaap

Foreign Currency Transaction Gain Loss Before Tax

ForeignCurrencyTransactionGainLossBeforeTax

-17500000

usd

CY2023Q2

us-gaap

Benefits Losses And Expenses

BenefitsLossesAndExpenses

633100000

usd

us-gaap

Benefits Losses And Expenses

BenefitsLossesAndExpenses

1147400000

usd

CY2023Q2

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

77700000

usd

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

241500000

usd

CY2023Q2

us-gaap

Income Tax Expense Benefit

IncomeTaxExpenseBenefit

15800000

usd

us-gaap

Income Tax Expense Benefit

IncomeTaxExpenseBenefit

41300000

usd

CY2023Q2

us-gaap

Profit Loss

ProfitLoss

61900000

usd

us-gaap

Profit Loss

ProfitLoss

200200000

usd

CY2023Q2

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

2000000.0

usd

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

4400000

usd

CY2023Q2

us-gaap

Premiums Earned Net

PremiumsEarnedNet

639700000

usd

us-gaap

Premiums Earned Net

PremiumsEarnedNet

1235200000

usd

CY2023Q2

us-gaap

Net Investment Income

NetInvestmentIncome

68500000

usd

us-gaap

Net Investment Income

NetInvestmentIncome

130200000

usd

CY2023Q2

us-gaap

Gain Loss On Investments

GainLossOnInvestments

-1800000

usd

us-gaap

Gain Loss On Investments

GainLossOnInvestments

9500000

usd

CY2023Q2

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

-900000

usd

spnt

Gain Loss On Investments Related Party

GainLossOnInvestmentsRelatedParty

-100000

usd

CY2023Q2

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

65800000

usd

spnt

Net Investment Income Loss And Gain Loss On Investments

NetInvestmentIncomeLossAndGainLossOnInvestments

139600000

usd

CY2023Q2

us-gaap

Other Income

OtherIncome

5300000

usd

us-gaap

Other Income

OtherIncome

14100000

usd

CY2023Q2

us-gaap

Revenues

710800000

usd

us-gaap

Revenues

1388900000

usd

CY2023Q2

us-gaap

Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1

LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

375700000

usd

us-gaap

Deferred Policy Acquisition Costs And Present Value Of Future Profits Amortization1

DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1

231500000

usd

CY2023Q2

us-gaap

Other Cost And Expense Operating

OtherCostAndExpenseOperating

70300000

usd

us-gaap

Other Cost And Expense Operating

OtherCostAndExpenseOperating

130300000

usd

CY2023Q2

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

2900000

usd

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

5300000

usd

CY2023Q2

us-gaap

Interest Expense

InterestExpense

11700000

usd

us-gaap

Interest Expense

InterestExpense

24500000

usd

CY2023Q2

us-gaap

Foreign Currency Transaction Gain Loss Before Tax

ForeignCurrencyTransactionGainLossBeforeTax

-17400000

usd

us-gaap

Foreign Currency Transaction Gain Loss Before Tax

ForeignCurrencyTransactionGainLossBeforeTax

-17500000

usd

CY2023Q2

us-gaap

Benefits Losses And Expenses

BenefitsLossesAndExpenses

633100000

usd

us-gaap

Benefits Losses And Expenses

BenefitsLossesAndExpenses

1147400000

usd

CY2023Q2

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

77700000

usd

us-gaap

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

241500000

usd

CY2023Q2

us-gaap

Income Tax Expense Benefit

IncomeTaxExpenseBenefit

15800000

usd

us-gaap

Income Tax Expense Benefit

IncomeTaxExpenseBenefit

41300000

usd

CY2023Q2

us-gaap

Profit Loss

ProfitLoss

61900000

usd

us-gaap

Profit Loss

ProfitLoss

200200000

usd

CY2023Q2

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

2000000.0

usd

us-gaap

Net Income Loss Attributable To Noncontrolling Interest

NetIncomeLossAttributableToNoncontrollingInterest

4400000

usd

CY2023Q2

us-gaap

Net Income Loss

NetIncomeLoss

59900000

usd

us-gaap

Net Income Loss

NetIncomeLoss

195800000

usd

CY2023Q2

us-gaap

Dividends

4000000.0

usd

us-gaap

Dividends

8000000.0

usd

CY2023Q2

us-gaap

Undistributed Earnings

UndistributedEarnings

55900000

usd

us-gaap

Undistributed Earnings

UndistributedEarnings

187800000

usd

CY2023Q2

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

0.32

us-gaap

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2024 Q3 Form 10-Q Financial Statement

#000157601824000042 Filed on August 01, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SPNT SiriusPoint Ltd Stock $spnt

2024 Q3 Form 10-Q Financial Statement

#000157601824000042 Filed on August 01, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

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SiriusPoint Ltd Stock $spnt