$RDN
RADIAN GROUP INC Stock $rdn

$rdn Overview Financials Valuation SEC Filings Company Website

2024 Q1 Form 10-K Financial Statement

#000089092624000006 Filed on February 23, 2024

Income Statement

Concept	2024 Q1	2023 Q4	2023
Revenue	$319.4M	$328.6M	$1.241B
YoY Change	2.83%	4.42%	4.19%
Cost Of Revenue	$9.327M		$38.49M
YoY Change	-155.09%		-53.26%
Gross Profit	$310.1M		$1.202B
YoY Change	-5.33%		8.46%
Gross Profit Margin	97.08%		96.9%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$6.794M	$1.371M	$5.483M
YoY Change	7.96%	-13.61%	-63.93%
% of Gross Profit	2.19%		0.46%
Operating Expenses	$87.45M	$102.0M	$360.5M
YoY Change	-17.97%	36.2%	160.04%
Operating Profit	$222.6M		$841.6M
YoY Change	0.77%		-13.22%
Interest Expense	$29.05M	-$23.17M	-$89.70M
YoY Change	30.8%	7.29%	-206.21%
% of Operating Profit	13.05%		-10.66%
Other Income/Expense, Net
YoY Change
Pretax Income	$198.6M	$179.8M	$767.5M
YoY Change	-2.63%	-11.55%	-19.45%
Income Tax	$46.30M	$37.12M	$164.4M
% Of Pretax Income	23.3%	20.65%	21.42%
Net Earnings	$152.4M	$142.7M	$603.1M
YoY Change	-3.42%	-12.1%	-18.82%
Net Earnings / Revenue	47.7%	43.42%	48.62%
Basic Earnings Per Share	$0.99		$3.81
Diluted Earnings Per Share	$0.98	$0.91	$3.77
COMMON SHARES
Basic Shares Outstanding	151.5M shares	153.2M shares	158.1M shares
Diluted Shares Outstanding	156.0M shares		160.1M shares

Balance Sheet

Concept	2024 Q1	2023 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$26.99M	$19.00M
Short-Term Investments
Other Short-Term Assets		$750.3M	$750.3M
YoY Change		25.81%	25.81%
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$130.1M	$874.2M	$874.2M
YoY Change	0.41%	22.06%	22.06%
LONG-TERM ASSETS
Property, Plant & Equipment	$60.52M	$63.82M	$63.82M
YoY Change	-16.07%	-10.09%	-10.09%
Goodwill		$0.00
YoY Change		-100.0%
Intangibles
YoY Change
Long-Term Investments	$6.447B	$6.086B	$6.086B
YoY Change	8.02%	6.89%	6.89%
Other Assets	$1.832M	$1.066M	$1.066M
YoY Change	217.5%	182.76%	182.76%
Total Long-Term Assets	$7.630B	$6.720B	$6.720B
YoY Change	7.84%	5.86%	5.86%
TOTAL ASSETS
Total Short-Term Assets	$130.1M	$874.2M	$874.2M
Total Long-Term Assets	$7.630B	$6.720B	$6.720B
Total Assets	$7.760B	$7.594B	$7.594B
YoY Change	7.71%	7.51%	7.51%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$42.00M	$44.69M	$44.69M
YoY Change	-10.45%	-9.5%	-9.5%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$42.00M	$44.69M	$44.69M
YoY Change	-10.45%	-9.5%	-9.5%
LONG-TERM LIABILITIES
Long-Term Debt	$1.720B	$1.537B	$1.537B
YoY Change	12.0%	-2.04%	-2.04%
Other Long-Term Liabilities	$220.9M	$343.2M	$343.2M
YoY Change	-9.03%	2.88%	2.88%
Total Long-Term Liabilities	$1.941B	$1.880B	$1.880B
YoY Change	9.13%	-1.18%	-1.18%
TOTAL LIABILITIES
Total Short-Term Liabilities	$42.00M	$44.69M	$44.69M
Total Long-Term Liabilities	$1.941B	$1.880B	$1.880B
Total Liabilities	$3.320B	$3.196B	$3.196B
YoY Change	7.17%	1.65%	1.65%
SHAREHOLDERS EQUITY
Retained Earnings	$4.358B	$4.244B
YoY Change	11.5%	12.06%
Common Stock		$173.0K
YoY Change		-1.7%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$946.2M	$945.9M
YoY Change	1.6%	1.64%
Treasury Stock Shares
Shareholders Equity	$4.440B	$4.398B	$4.398B
YoY Change
Total Liabilities & Shareholders Equity	$7.760B	$7.594B	$7.594B
YoY Change	7.71%	7.51%	7.51%

Cashflow Statement

Concept	2024 Q1	2023 Q4	2023
OPERATING ACTIVITIES
Net Income	$152.4M	$142.7M	$603.1M
YoY Change	-3.42%	-12.1%	-18.82%
Depreciation, Depletion And Amortization	$6.794M	$1.371M	$5.483M
YoY Change	7.96%	-13.61%	-63.93%
Cash From Operating Activities	$51.04M	$265.0M	$529.4M
YoY Change	-56.29%	149.61%	36.35%
INVESTING ACTIVITIES
Capital Expenditures	$1.558M	$1.886M	$16.28M
YoY Change	-67.45%	-65.85%	-7.87%
Acquisitions
YoY Change
Other Investing Activities	$180.0K	-$109.5M	$45.00K
YoY Change	9.09%	127.16%	-99.35%
Cash From Investing Activities	-$73.40M	-$111.4M	-$300.8M
YoY Change	140.32%	107.32%	5713.37%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$31.11M	-190.3M	-$265.1M
YoY Change	-133.8%	268.3%	-44.68%
NET CHANGE
Cash From Operating Activities	$51.04M	265.0M	$529.4M
Cash From Investing Activities	-$73.40M	-111.4M	-$300.8M
Cash From Financing Activities	$31.11M	-190.3M	-$265.1M
Net Change In Cash	$8.760M	-36.73M	-$36.50M
YoY Change	-250.62%	-4984.18%	-62.01%
FREE CASH FLOW
Cash From Operating Activities	$51.04M	$265.0M	$529.4M
Capital Expenditures	$1.558M	$1.886M	$16.28M
Free Cash Flow	$49.49M	$263.1M	$513.2M
YoY Change	-55.81%	161.43%	38.46%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023	us-gaap	Revenues Revenues	1240588000	usd
CY2023	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	-42526000	usd
CY2022	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	-338239000	usd
CY2022	us-gaap	Deferred Policy Acquisition Cost Amortization Expense DeferredPolicyAcquisitionCostAmortizationExpense	23918000	usd
CY2021	us-gaap	Deferred Policy Acquisition Cost Amortization Expense DeferredPolicyAcquisitionCostAmortizationExpense	29029000	usd
CY2023	dei	Entity Central Index Key EntityCentralIndexKey	0000890926
CY2023	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2023	dei	Amendment Flag AmendmentFlag	false
CY2023Q4	us-gaap	Derivative Liability Statement Of Financial Position Extensible Enumeration DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#OtherAssets
CY2022Q4	us-gaap	Derivative Liability Statement Of Financial Position Extensible Enumeration DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#OtherLiabilities
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssets
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssets
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssets
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssets
CY2023Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilities
CY2022Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilities
CY2023	dei	Document Annual Report DocumentAnnualReport	true
CY2023	dei	Document Period End Date DocumentPeriodEndDate	2023-12-31
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	1-11356
CY2023	dei	Entity Registrant Name EntityRegistrantName	RADIAN GROUP INC
CY2023	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2023	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	23-2691170
CY2023	dei	Entity Address Address Line1 EntityAddressAddressLine1	550 East Swedesford Road
CY2023	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 350
CY2023	dei	Entity Address City Or Town EntityAddressCityOrTown	Wayne
CY2023	dei	Entity Address State Or Province EntityAddressStateOrProvince	PA
CY2023	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	19087
CY2023	dei	City Area Code CityAreaCode	215
CY2023	dei	Local Phone Number LocalPhoneNumber	231-1000
CY2023	dei	Security12b Title Security12bTitle	Common Stock, $.001 par value per share
CY2023	dei	Trading Symbol TradingSymbol	RDN
CY2023	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2023	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2023	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2023	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2023	dei	Entity Small Business EntitySmallBusiness	false
CY2023	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2023	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2023	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2023	dei	Entity Shell Company EntityShellCompany	false
CY2023Q2	dei	Entity Public Float EntityPublicFloat	3943769365	usd
CY2024Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	151498098	shares
CY2023	dei	Auditor Firm AuditorFirmId	238
CY2023	dei	Auditor Name AuditorName	PricewaterhouseCoopers LLP
CY2023	dei	Auditor Location AuditorLocation	Philadelphia, Pennsylvania
CY2023Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	5599111000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	5587261000	usd
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	5188228000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	5017711000	usd
CY2023Q4	us-gaap	Trading Securities Debt Amortized Cost TradingSecuritiesDebtAmortizedCost	110484000	usd
CY2022Q4	us-gaap	Trading Securities Debt Amortized Cost TradingSecuritiesDebtAmortizedCost	122472000	usd
CY2023Q4	us-gaap	Trading Securities Debt TradingSecuritiesDebt	106423000	usd
CY2022Q4	us-gaap	Trading Securities Debt TradingSecuritiesDebt	115665000	usd
CY2023Q4	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	92124000	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	162899000	usd
CY2023Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	89057000	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	148965000	usd
CY2023Q4	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	32755000	usd
CY2022Q4	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	3549000	usd
CY2023Q4	us-gaap	Other Investments OtherInvestments	8625000	usd
CY2022Q4	us-gaap	Other Investments OtherInvestments	5511000	usd
CY2023Q4	rdn	Reinvested Cash Collateral Held Under Securities Lending Agreements ReinvestedCashCollateralHeldUnderSecuritiesLendingAgreements	149364000	usd
CY2022Q4	rdn	Reinvested Cash Collateral Held Under Securities Lending Agreements ReinvestedCashCollateralHeldUnderSecuritiesLendingAgreements	99735000	usd
CY2023Q4	us-gaap	Other Short Term Investments OtherShortTermInvestments	660566000	usd
CY2022Q4	us-gaap	Other Short Term Investments OtherShortTermInvestments	402090000	usd
CY2023Q4	us-gaap	Investments Investments	6085654000	usd
CY2022Q4	us-gaap	Investments Investments	5693491000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	18999000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	56183000	usd
CY2023Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	1066000	usd
CY2022Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	377000	usd
CY2023Q4	rdn	Accrued Investment Income AccruedInvestmentIncome	45783000	usd
CY2022Q4	rdn	Accrued Investment Income AccruedInvestmentIncome	40093000	usd
CY2023Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	123857000	usd
CY2022Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	119834000	usd
CY2023Q4	rdn	Reinsurance Recoverables Paid Losses ReinsuranceRecoverablesPaidLosses	59000	usd
CY2022Q4	rdn	Reinsurance Recoverables Paid Losses ReinsuranceRecoverablesPaidLosses	18000	usd
CY2023Q4	us-gaap	Reinsurance Recoverables ReinsuranceRecoverables	25909000	usd
CY2022Q4	us-gaap	Reinsurance Recoverables ReinsuranceRecoverables	25633000	usd
CY2023Q4	us-gaap	Deferred Policy Acquisition Costs DeferredPolicyAcquisitionCosts	18718000	usd
CY2022Q4	us-gaap	Deferred Policy Acquisition Costs DeferredPolicyAcquisitionCosts	18460000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	63822000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	70981000	usd
CY2023Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	0	usd
CY2022Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	15285000	usd
CY2023Q4	us-gaap	Prepaid Taxes PrepaidTaxes	750320000	usd
CY2022Q4	us-gaap	Prepaid Taxes PrepaidTaxes	596368000	usd
CY2023Q4	us-gaap	Other Assets OtherAssets	459805000	usd
CY2022Q4	us-gaap	Other Assets OtherAssets	427024000	usd
CY2023Q4	us-gaap	Assets Assets	7593933000	usd
CY2022Q4	us-gaap	Assets Assets	7063729000	usd
CY2023Q4	us-gaap	Unearned Premiums UnearnedPremiums	225396000	usd
CY2022Q4	us-gaap	Unearned Premiums UnearnedPremiums	271479000	usd
CY2023Q4	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	370148000	usd
CY2022Q4	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	426843000	usd
CY2023Q4	us-gaap	Senior Notes SeniorNotes	1417781000	usd
CY2022Q4	us-gaap	Senior Notes SeniorNotes	1413504000	usd
CY2023Q4	us-gaap	Other Borrowings OtherBorrowings	119476000	usd
CY2022Q4	us-gaap	Other Borrowings OtherBorrowings	155822000	usd
CY2023Q4	us-gaap	Funds Held Under Reinsurance Agreements Liability FundsHeldUnderReinsuranceAgreementsLiability	130564000	usd
CY2022Q4	us-gaap	Funds Held Under Reinsurance Agreements Liability FundsHeldUnderReinsuranceAgreementsLiability	152067000	usd
CY2023Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	589564000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	391083000	usd
CY2023Q4	us-gaap	Other Liabilities OtherLiabilities	343199000	usd
CY2022Q4	us-gaap	Other Liabilities OtherLiabilities	333604000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	3196128000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	3144402000	usd
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	485000000	shares
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	485000000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	173247000	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	153179000	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	176509000	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	157056000	shares
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	173000	usd
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	176000	usd
CY2023Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	20068000	shares
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	19453000	shares
CY2023Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	945870000	usd
CY2022Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	930643000	usd
CY2023Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1430594000	usd
CY2022Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1519641000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	4243759000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	3786952000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-330851000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-456799000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	4397805000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	3919327000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	7593933000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	7063729000	usd
CY2023	us-gaap	Premiums Earned Net PremiumsEarnedNet	919578000	usd
CY2022	us-gaap	Premiums Earned Net PremiumsEarnedNet	981131000	usd
CY2021	us-gaap	Premiums Earned Net PremiumsEarnedNet	1037183000	usd
CY2023	rdn	Services Revenue Net ServicesRevenueNet	46092000	usd
CY2022	rdn	Services Revenue Net ServicesRevenueNet	92216000	usd
CY2021	rdn	Services Revenue Net ServicesRevenueNet	125825000	usd
CY2023	us-gaap	Net Investment Income NetInvestmentIncome	258430000	usd
CY2022	us-gaap	Net Investment Income NetInvestmentIncome	195658000	usd
CY2021	us-gaap	Net Investment Income NetInvestmentIncome	147909000	usd
CY2023	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	-10733000	usd
CY2022	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	-8306000	usd
CY2021	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	20842000	usd
CY2023	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	10241000	usd
CY2022	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	-80733000	usd
CY2021	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	15603000	usd
CY2023	us-gaap	Other Income OtherIncome	6247000	usd
CY2022	us-gaap	Other Income OtherIncome	2454000	usd
CY2021	us-gaap	Other Income OtherIncome	3412000	usd
CY2022	us-gaap	Revenues Revenues	1190726000	usd
CY2021	us-gaap	Revenues Revenues	1329932000	usd
CY2021	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	20877000	usd
CY2021	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	103714000	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	9802000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3450000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	164368000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	603119000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	742934000	usd
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.81
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.42
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.19
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.77
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.35
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.16
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	158140000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	167930000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	188370000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	160133000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	170664000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	190263000	shares
CY2023	us-gaap	Net Income Loss NetIncomeLoss	603119000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	742934000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	600671000	usd
CY2023	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	114917000	usd
CY2022	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-584856000	usd
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-138435000	usd
CY2023	rdn	Other Comprehensive Income Loss Reclassification Adjustment For Non Credit Related Impairments Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForNonCreditRelatedImpairmentsNetOfTax	-10852000	usd
CY2022	rdn	Other Comprehensive Income Loss Reclassification Adjustment For Non Credit Related Impairments Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForNonCreditRelatedImpairmentsNetOfTax	-7880000	usd
CY2021	rdn	Other Comprehensive Income Loss Reclassification Adjustment For Non Credit Related Impairments Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForNonCreditRelatedImpairmentsNetOfTax	4472000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
CY2022	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	725000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	125769000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-576976000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-143632000	usd
CY2023	rdn	Other Adjustments To Other Comprehensive Income Net Of Tax OtherAdjustmentsToOtherComprehensiveIncomeNetOfTax	179000	usd
CY2022	rdn	Other Adjustments To Other Comprehensive Income Net Of Tax OtherAdjustmentsToOtherComprehensiveIncomeNetOfTax	84000	usd
CY2021	rdn	Other Adjustments To Other Comprehensive Income Net Of Tax OtherAdjustmentsToOtherComprehensiveIncomeNetOfTax	0	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	125948000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-576892000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-143632000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	729067000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	166042000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	457039000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	4397805000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	3919327000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	4258796000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	603119000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	742934000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	600671000	usd
CY2023	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	10241000	usd
CY2022	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	-80733000	usd
CY2021	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	15603000	usd
CY2023	us-gaap	Payments To Purchase Mortgage Loans Held For Sale PaymentsToPurchaseMortgageLoansHeldForSale	220885000	usd
CY2022	us-gaap	Payments To Purchase Mortgage Loans Held For Sale PaymentsToPurchaseMortgageLoansHeldForSale	3890000	usd
CY2021	us-gaap	Payments To Purchase Mortgage Loans Held For Sale PaymentsToPurchaseMortgageLoansHeldForSale	0	usd
CY2023	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	172573000	usd
CY2022	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	0	usd
CY2021	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	0	usd
CY2023	us-gaap	Proceeds From Collection Of Mortgage Loans Held For Sale ProceedsFromCollectionOfMortgageLoansHeldForSale	17064000	usd
CY2022	us-gaap	Proceeds From Collection Of Mortgage Loans Held For Sale ProceedsFromCollectionOfMortgageLoansHeldForSale	393000	usd
CY2021	us-gaap	Proceeds From Collection Of Mortgage Loans Held For Sale ProceedsFromCollectionOfMortgageLoansHeldForSale	0	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	9802000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2023	rdn	Increase Decrease In Goodwill And Intangible Assets Including Restructuring IncreaseDecreaseInGoodwillAndIntangibleAssetsIncludingRestructuring	5483000	usd
CY2022	rdn	Increase Decrease In Goodwill And Intangible Assets Including Restructuring IncreaseDecreaseInGoodwillAndIntangibleAssetsIncludingRestructuring	4308000	usd
CY2021	rdn	Increase Decrease In Goodwill And Intangible Assets Including Restructuring IncreaseDecreaseInGoodwillAndIntangibleAssetsIncludingRestructuring	3450000	usd
CY2023	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	73632000	usd
CY2022	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	72267000	usd
CY2021	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	72020000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	165001000	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	206925000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	161793000	usd
CY2023	us-gaap	Increase Decrease In Accrued Investment Income Receivable IncreaseDecreaseInAccruedInvestmentIncomeReceivable	5690000	usd
CY2022	us-gaap	Increase Decrease In Accrued Investment Income Receivable IncreaseDecreaseInAccruedInvestmentIncomeReceivable	7281000	usd
CY2021	us-gaap	Increase Decrease In Accrued Investment Income Receivable IncreaseDecreaseInAccruedInvestmentIncomeReceivable	-1235000	usd
CY2023	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	1618000	usd
CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-4210000	usd
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	2722000	usd
CY2023	us-gaap	Increase Decrease In Reinsurance Recoverable IncreaseDecreaseInReinsuranceRecoverable	276000	usd
CY2022	us-gaap	Increase Decrease In Reinsurance Recoverable IncreaseDecreaseInReinsuranceRecoverable	-42263000	usd
CY2021	us-gaap	Increase Decrease In Reinsurance Recoverable IncreaseDecreaseInReinsuranceRecoverable	-5306000	usd
CY2023	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	258000	usd
CY2022	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	2143000	usd
CY2021	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	-1988000	usd
CY2023	us-gaap	Increase Decrease In Prepaid Taxes IncreaseDecreaseInPrepaidTaxes	153952000	usd
CY2022	us-gaap	Increase Decrease In Prepaid Taxes IncreaseDecreaseInPrepaidTaxes	242245000	usd
CY2021	us-gaap	Increase Decrease In Prepaid Taxes IncreaseDecreaseInPrepaidTaxes	143234000	usd
CY2023	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-37960000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-65744000	usd
CY2021	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-65071000	usd
CY2023	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	-46083000	usd
CY2022	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	-57611000	usd
CY2021	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	-119701000	usd
CY2023	us-gaap	Increase Decrease In Liability For Claims And Claims Adjustment Expense Reserve IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve	-56695000	usd
CY2022	us-gaap	Increase Decrease In Liability For Claims And Claims Adjustment Expense Reserve IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve	-401799000	usd
CY2021	us-gaap	Increase Decrease In Liability For Claims And Claims Adjustment Expense Reserve IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve	-19771000	usd
CY2023	us-gaap	Increase Decrease In Funds Held Under Reinsurance Agreements IncreaseDecreaseInFundsHeldUnderReinsuranceAgreements	21503000	usd
CY2022	us-gaap	Increase Decrease In Funds Held Under Reinsurance Agreements IncreaseDecreaseInFundsHeldUnderReinsuranceAgreements	76011000	usd
CY2021	us-gaap	Increase Decrease In Funds Held Under Reinsurance Agreements IncreaseDecreaseInFundsHeldUnderReinsuranceAgreements	50477000	usd
CY2023	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-37999000	usd
CY2022	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-40499000	usd
CY2021	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-2914000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	529434000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	388298000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	557112000	usd
CY2023	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	331880000	usd
CY2022	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	399371000	usd
CY2021	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	735340000	usd
CY2023	us-gaap	Proceeds From Sale Of Trading Securities Heldforinvestment ProceedsFromSaleOfTradingSecuritiesHeldforinvestment	9123000	usd
CY2022	us-gaap	Proceeds From Sale Of Trading Securities Heldforinvestment ProceedsFromSaleOfTradingSecuritiesHeldforinvestment	8868000	usd
CY2021	us-gaap	Proceeds From Sale Of Trading Securities Heldforinvestment ProceedsFromSaleOfTradingSecuritiesHeldforinvestment	7952000	usd
CY2023	us-gaap	Proceeds From Sale Of Equity Securities Fv Ni ProceedsFromSaleOfEquitySecuritiesFvNi	67953000	usd
CY2022	us-gaap	Proceeds From Sale Of Equity Securities Fv Ni ProceedsFromSaleOfEquitySecuritiesFvNi	8004000	usd
CY2021	us-gaap	Proceeds From Sale Of Equity Securities Fv Ni ProceedsFromSaleOfEquitySecuritiesFvNi	36748000	usd
CY2023	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	498081000	usd
CY2022	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	789929000	usd
CY2021	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	1225626000	usd
CY2023	us-gaap	Proceeds From Maturities Repayments And Calls Of Trading Securities Heldforinvestment ProceedsFromMaturitiesRepaymentsAndCallsOfTradingSecuritiesHeldforinvestment	1707000	usd
CY2022	us-gaap	Proceeds From Maturities Repayments And Calls Of Trading Securities Heldforinvestment ProceedsFromMaturitiesRepaymentsAndCallsOfTradingSecuritiesHeldforinvestment	102121000	usd
CY2021	us-gaap	Proceeds From Maturities Repayments And Calls Of Trading Securities Heldforinvestment ProceedsFromMaturitiesRepaymentsAndCallsOfTradingSecuritiesHeldforinvestment	16668000	usd
CY2023	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	933264000	usd
CY2022	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	1414966000	usd
CY2021	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	1980155000	usd
CY2023	us-gaap	Payments To Acquire Equity Securities Fv Ni PaymentsToAcquireEquitySecuritiesFvNi	8334000	usd
CY2022	us-gaap	Payments To Acquire Equity Securities Fv Ni PaymentsToAcquireEquitySecuritiesFvNi	24637000	usd
CY2021	us-gaap	Payments To Acquire Equity Securities Fv Ni PaymentsToAcquireEquitySecuritiesFvNi	105649000	usd
CY2023	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	251662000	usd
CY2022	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	-150694000	usd
CY2021	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	-68083000	usd
CY2023	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	45000	usd
CY2022	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	6887000	usd
CY2021	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-6126000	usd
CY2023	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	16281000	usd
CY2022	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	17672000	usd
CY2021	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	12601000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-300842000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-5175000	usd
CY2023	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	145908000	usd
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1382000	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	400195000	usd
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	399100000	usd
CY2023	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-904000	usd
CY2022	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-814000	usd
CY2021	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-3325000	usd
CY2022	us-gaap	Increase Decrease In Securities Lending Payable IncreaseDecreaseInSecuritiesLendingPayable	102983000	usd
CY2021	us-gaap	Increase Decrease In Securities Lending Payable IncreaseDecreaseInSecuritiesLendingPayable	13565000	usd
CY2023	us-gaap	Proceeds From Short Term Debt Maturing In More Than Three Months ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths	207518000	usd
CY2022	us-gaap	Proceeds From Short Term Debt Maturing In More Than Three Months ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths	28704000	usd
CY2021	us-gaap	Proceeds From Short Term Debt Maturing In More Than Three Months ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths	42000000	usd
CY2023	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	232463000	usd
CY2022	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	75765000	usd
CY2021	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	48000000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-265087000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-479183000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-496776000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-36495000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-96060000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	58474000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	56560000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	152620000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	94146000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	20065000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	56560000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	152620000	usd
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	153974000	usd
CY2022	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	243500000	usd
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	143973000	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	86532000	usd
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	603119000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	79062000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	78704000	usd
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-bottom:7pt;margin-top:9pt"><span style="color:#002b49;font-family:'Arial',sans-serif;font-size:13pt;font-weight:700;line-height:120%">Use of Estimates</span></div><div style="margin-bottom:5pt;margin-top:5pt;text-indent:22.5pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The preparation of financial statements in conformity with GAAP requires us to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of our contingent assets and liabilities at the dates of the financial statements, as well as the reported amounts of revenues and expenses during the reporting periods. While the amounts included in our consolidated financial statements include our best estimates and assumptions, actual results may vary materially.</span></div>
CY2023	rdn	Maximum Maturity Duration For Short Term Investment Grouping MaximumMaturityDurationForShortTermInvestmentGrouping	P12M
CY2023	us-gaap	Number Of Reporting Units NumberOfReportingUnits	1	reportingunit
CY2022Q4	us-gaap	Goodwill Gross GoodwillGross	9802000	usd
CY2022Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	usd
CY2022Q4	us-gaap	Goodwill Goodwill	9802000	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	9802000	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	9802000	usd
CY2023Q4	us-gaap	Goodwill Gross GoodwillGross	9802000	usd
CY2023Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	9802000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	0	usd
CY2023Q4	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	10000000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	0	usd
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	603119000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	15000000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	15000000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	16000000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	274628000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	210806000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	63822000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	263335000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	192354000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	70981000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	742934000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	742934000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	600671000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	600671000	usd
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	158140000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	167930000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	188370000	shares
CY2023	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1993000	shares
CY2022	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2734000	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1893000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	160133000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	170664000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	190263000	shares
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.81
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.42
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.19
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.77
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.35
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.16
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	9802000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2023	rdn	Increase Decrease In Goodwill And Intangible Assets IncreaseDecreaseInGoodwillAndIntangibleAssets	5483000	usd
CY2022	rdn	Increase Decrease In Goodwill And Intangible Assets IncreaseDecreaseInGoodwillAndIntangibleAssets	4308000	usd
CY2021	rdn	Increase Decrease In Goodwill And Intangible Assets IncreaseDecreaseInGoodwillAndIntangibleAssets	3450000	usd
CY2023	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	13082000	usd
CY2022	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	14850000	usd
CY2021	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	3561000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	767487000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	952779000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	764832000	usd
CY2023	us-gaap	Premiums Earned Net PremiumsEarnedNet	919578000	usd
CY2023	rdn	Services Revenue Net ServicesRevenueNet	46092000	usd
CY2023	us-gaap	Net Investment Income NetInvestmentIncome	258430000	usd
CY2023	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	10241000	usd
CY2023	us-gaap	Other Income OtherIncome	6247000	usd
CY2023	us-gaap	Revenues Revenues	1240588000	usd
CY2022	us-gaap	Premiums Earned Net PremiumsEarnedNet	981131000	usd
CY2022	rdn	Services Revenue Net ServicesRevenueNet	92216000	usd
CY2022	us-gaap	Net Investment Income NetInvestmentIncome	195658000	usd
CY2022	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	-80733000	usd
CY2022	us-gaap	Other Income OtherIncome	2454000	usd
CY2022	us-gaap	Revenues Revenues	1190726000	usd
CY2021	us-gaap	Premiums Earned Net PremiumsEarnedNet	1037183000	usd
CY2021	rdn	Services Revenue Net ServicesRevenueNet	125825000	usd
CY2021	us-gaap	Net Investment Income NetInvestmentIncome	147909000	usd
CY2021	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	15603000	usd
CY2021	us-gaap	Other Income OtherIncome	3412000	usd
CY2021	us-gaap	Revenues Revenues	1329932000	usd
CY2023	rdn	Services Revenue Net ServicesRevenueNet	46092000	usd
CY2022	rdn	Services Revenue Net ServicesRevenueNet	92216000	usd
CY2021	rdn	Services Revenue Net ServicesRevenueNet	125825000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	381388000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	4567000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	3981258000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	438964000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	4362646000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	443531000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	3463314000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	312320000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	1434379000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	269173000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	4897693000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	581493000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	1063	security
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	1284	security
CY2023	rdn	Securities Lending Rate Of Collateral Required SecuritiesLendingRateOfCollateralRequired	1.02
CY2023	us-gaap	Gross Investment Income Operating GrossInvestmentIncomeOperating	268412000	usd
CY2022	us-gaap	Gross Investment Income Operating GrossInvestmentIncomeOperating	202524000	usd
CY2021	us-gaap	Gross Investment Income Operating GrossInvestmentIncomeOperating	154956000	usd
CY2023	us-gaap	Investment Income Investment Expense InvestmentIncomeInvestmentExpense	9982000	usd
CY2022	us-gaap	Investment Income Investment Expense InvestmentIncomeInvestmentExpense	6866000	usd
CY2021	us-gaap	Investment Income Investment Expense InvestmentIncomeInvestmentExpense	7047000	usd
CY2023	us-gaap	Investment Income Net InvestmentIncomeNet	258430000	usd
CY2022	us-gaap	Investment Income Net InvestmentIncomeNet	195658000	usd
CY2021	us-gaap	Investment Income Net InvestmentIncomeNet	147909000	usd
CY2023	rdn	Realized Gains Losses On Investments Net RealizedGainsLossesOnInvestmentsNet	-10733000	usd
CY2022	rdn	Realized Gains Losses On Investments Net RealizedGainsLossesOnInvestmentsNet	-8306000	usd
CY2021	rdn	Realized Gains Losses On Investments Net RealizedGainsLossesOnInvestmentsNet	20842000	usd
CY2023	rdn	Change In Unrealized Gains Losses On Investments Sold Or Redeemed ChangeInUnrealizedGainsLossesOnInvestmentsSoldOrRedeemed	915000	usd
CY2022	rdn	Change In Unrealized Gains Losses On Investments Sold Or Redeemed ChangeInUnrealizedGainsLossesOnInvestmentsSoldOrRedeemed	-3458000	usd
CY2021	rdn	Change In Unrealized Gains Losses On Investments Sold Or Redeemed ChangeInUnrealizedGainsLossesOnInvestmentsSoldOrRedeemed	-8714000	usd
CY2023	rdn	Other Than Temporary Impairment Losses Investments Expected Credit Losses OtherThanTemporaryImpairmentLossesInvestmentsExpectedCreditLosses	0	usd
CY2022	rdn	Other Than Temporary Impairment Losses Investments Expected Credit Losses OtherThanTemporaryImpairmentLossesInvestmentsExpectedCreditLosses	0	usd
CY2021	rdn	Other Than Temporary Impairment Losses Investments Expected Credit Losses OtherThanTemporaryImpairmentLossesInvestmentsExpectedCreditLosses	-918000	usd
CY2023	rdn	Changein Unrealized Holding Gain Loss ChangeinUnrealizedHoldingGainLoss	9958000	usd
CY2022	rdn	Changein Unrealized Holding Gain Loss ChangeinUnrealizedHoldingGainLoss	-53342000	usd
CY2021	rdn	Changein Unrealized Holding Gain Loss ChangeinUnrealizedHoldingGainLoss	4053000	usd
CY2023	us-gaap	Gain Loss On Investments GainLossOnInvestments	140000	usd
CY2022	us-gaap	Gain Loss On Investments GainLossOnInvestments	-65106000	usd
CY2021	us-gaap	Gain Loss On Investments GainLossOnInvestments	17099000	usd
CY2023	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	814000	usd
CY2022	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	48000	usd
CY2021	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	0	usd
CY2023	rdn	Gain Loss On Financial Instruments GainLossOnFinancialInstruments	9287000	usd
CY2022	rdn	Gain Loss On Financial Instruments GainLossOnFinancialInstruments	-15675000	usd
CY2021	rdn	Gain Loss On Financial Instruments GainLossOnFinancialInstruments	-1496000	usd
CY2023	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	10241000	usd
CY2022	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	-80733000	usd
CY2021	rdn	Net Gains Losses On Investments And Other Financial Instruments NetGainsLossesOnInvestmentsAndOtherFinancialInstruments	15603000	usd
CY2023Q4	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	33000000	usd
CY2022Q4	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	4000000	usd
CY2023Q4	rdn	Number Of Investments NumberOfInvestments	72	investment
CY2023Q4	rdn	Impaired Investment Unpaid Principal Amount ImpairedInvestmentUnpaidPrincipalAmount	32000000	usd
CY2023Q4	rdn	Investments Number Of States InvestmentsNumberOfStates	24	state
CY2023	us-gaap	Loans And Leases Receivable Commitments To Purchase Or Sell LoansAndLeasesReceivableCommitmentsToPurchaseOrSell	84000000	usd
CY2023	us-gaap	Direct Premiums Written DirectPremiumsWritten	994323000	usd
CY2022	us-gaap	Direct Premiums Written DirectPremiumsWritten	992418000	usd
CY2021	us-gaap	Direct Premiums Written DirectPremiumsWritten	1024660000	usd
CY2023	us-gaap	Direct Premiums Earned DirectPremiumsEarned	1040406000	usd
CY2022	us-gaap	Direct Premiums Earned DirectPremiumsEarned	1050029000	usd
CY2021	us-gaap	Direct Premiums Earned DirectPremiumsEarned	1144361000	usd
CY2023	us-gaap	Ceded Premiums Written CededPremiumsWritten	79868000	usd
CY2022	us-gaap	Ceded Premiums Written CededPremiumsWritten	12652000	usd
CY2021	us-gaap	Ceded Premiums Written CededPremiumsWritten	48279000	usd
CY2023	us-gaap	Ceded Premiums Earned CededPremiumsEarned	120828000	usd
CY2022	us-gaap	Ceded Premiums Earned CededPremiumsEarned	72923000	usd
CY2021	us-gaap	Ceded Premiums Earned CededPremiumsEarned	114244000	usd
CY2023	us-gaap	Premiums Written Net PremiumsWrittenNet	914455000	usd
CY2022	us-gaap	Premiums Written Net PremiumsWrittenNet	983791000	usd
CY2021	us-gaap	Premiums Written Net PremiumsWrittenNet	983447000	usd
CY2023	us-gaap	Premiums Earned Net PremiumsEarnedNet	919578000	usd
CY2022	us-gaap	Premiums Earned Net PremiumsEarnedNet	981131000	usd
CY2021	us-gaap	Premiums Earned Net PremiumsEarnedNet	1037183000	usd
CY2023	rdn	Ceding Commissions Earned CedingCommissionsEarned	21719000	usd
CY2022	rdn	Ceding Commissions Earned CedingCommissionsEarned	18998000	usd
CY2021	rdn	Ceding Commissions Earned CedingCommissionsEarned	31745000	usd
CY2023	us-gaap	Reinsurance Effect On Claims And Benefits Incurred Amount Ceded ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded	773000	usd
CY2022	us-gaap	Reinsurance Effect On Claims And Benefits Incurred Amount Assumed ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountAssumed	41980000	usd
CY2021	us-gaap	Reinsurance Effect On Claims And Benefits Incurred Amount Assumed ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountAssumed	4570000	usd
CY2023Q4	rdn	Unearned Ceding Commissions UnearnedCedingCommissions	20000000	usd
CY2022Q4	rdn	Unearned Ceding Commissions UnearnedCedingCommissions	27000000	usd
CY2023Q4	us-gaap	Securities Loaned Asset SecuritiesLoanedAsset	203693000	usd
CY2022Q4	us-gaap	Securities Loaned Asset SecuritiesLoanedAsset	112139000	usd
CY2023Q4	us-gaap	Life Insurance Corporate Or Bank Owned Amount LifeInsuranceCorporateOrBankOwnedAmount	106417000	usd
CY2022Q4	us-gaap	Life Insurance Corporate Or Bank Owned Amount LifeInsuranceCorporateOrBankOwnedAmount	105331000	usd
CY2023Q4	us-gaap	Prepaid Reinsurance Premiums PrepaidReinsurancePremiums	100443000	usd
CY2022Q4	us-gaap	Prepaid Reinsurance Premiums PrepaidReinsurancePremiums	141402000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	16292000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	21099000	usd
CY2023Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	32960000	usd
CY2022Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	47053000	usd
CY2023Q4	us-gaap	Other Assets OtherAssets	459805000	usd
CY2022Q4	us-gaap	Other Assets OtherAssets	427024000	usd
CY2021	rdn	Lessee Operating Lease Number Of Contracts LesseeOperatingLeaseNumberOfContracts	2	lease
CY2023	us-gaap	Operating Lease Impairment Loss OperatingLeaseImpairmentLoss	5000000	usd
CY2022	us-gaap	Operating Lease Impairment Loss OperatingLeaseImpairmentLoss	8000000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	10829000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	11913000	usd
CY2023Q4	rdn	Deferred Tax Assets Lease Liability DeferredTaxAssetsLeaseLiability	9386000	usd
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-633000	usd
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	2920000	usd
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	2368000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	165001000	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	206925000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	161793000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	164368000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	209845000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	164161000	usd
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	161172000	usd
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	200084000	usd
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	160615000	usd
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	8988000	usd
CY2022	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	20869000	usd
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-1714000	usd
CY2023	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-6283000	usd
CY2022	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-13791000	usd
CY2021	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	5700000	usd
CY2023	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	491000	usd
CY2022	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	2683000	usd
CY2021	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-440000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	164368000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	209845000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	164161000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Other Comprehensive Loss DeferredTaxAssetsOtherComprehensiveLoss	88065000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Other Comprehensive Loss DeferredTaxAssetsOtherComprehensiveLoss	121497000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	46170000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	54946000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	29197000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	30782000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Unearned Premiums Reserve DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsUnearnedPremiumsReserve	24948000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Unearned Premiums Reserve DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsUnearnedPremiumsReserve	26108000	usd
CY2023Q4	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	12450000	usd
CY2022Q4	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	4740000	usd
CY2022Q4	rdn	Deferred Tax Assets Lease Liability DeferredTaxAssetsLeaseLiability	10371000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Unrealized Losses On Trading Securities DeferredTaxAssetsUnrealizedLossesOnTradingSecurities	2840000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Unrealized Losses On Trading Securities DeferredTaxAssetsUnrealizedLossesOnTradingSecurities	5998000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Loss Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves	2805000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Loss Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves	3102000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	28196000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	30673000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	254886000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	300130000	usd
CY2023Q4	rdn	Deferred Tax Liabilities Contingency Reserve DeferredTaxLiabilitiesContingencyReserve	755481000	usd
CY2022Q4	rdn	Deferred Tax Liabilities Contingency Reserve DeferredTaxLiabilitiesContingencyReserve	587722000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	5795000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	10031000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	19820000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	23823000	usd
CY2023Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	781096000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	621576000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	63354000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	69637000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	589564000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	391083000	usd
CY2023Q4	rdn	Income Taxes Payable Federal Current IncomeTaxesPayableFederalCurrent	21000000	usd
CY2022Q4	rdn	Income Taxes Payable Federal Current IncomeTaxesPayableFederalCurrent	21000000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	63000000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	70000000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	4000000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	776000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	-182000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	20810000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	19888000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	314000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	1791000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions	290000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions	0	usd
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	20387000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	17666000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	667000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	17000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	20623000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	18518000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	19931000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	20810000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	-879000	usd
CY2023Q4	us-gaap	Decrease In Unrecognized Tax Benefits Is Reasonably Possible DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible	297000	usd
CY2023Q4	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	370148000	usd
CY2022Q4	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	426843000	usd
CY2023	us-gaap	Schedule Of Liability For Unpaid Claims And Claims Adjustment Expense ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense	<div style="margin-bottom:5pt;margin-top:5pt;text-indent:22.5pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">For the periods indicated, the following table presents information relating to our mortgage insurance reserve for losses, including our IBNR reserve and LAE.</span></div><div><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:54.257%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.841%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:12.739%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.841%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:12.739%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.841%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:12.742%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Rollforward of mortgage insurance reserve for losses</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr style="height:6pt"><td colspan="3" style="border-top:1.5pt solid #99aab6;padding:0 1pt"></td><td colspan="3" style="border-top:1.5pt solid #99aab6;padding:0 1pt"></td><td colspan="3" style="border-top:1.5pt solid #99aab6;padding:0 1pt"></td><td colspan="3" style="border-top:1.5pt solid #99aab6;padding:0 1pt"></td><td colspan="3" style="border-top:1.5pt solid #99aab6;padding:0 1pt"></td><td colspan="3" style="border-top:1.5pt solid #99aab6;padding:0 1pt"></td><td colspan="3" style="border-top:1.5pt solid #99aab6;padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="15" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#00bab3;font-family:'Arial',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Years Ended December 31,</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#8b8886;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(In thousands)</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#e6f8f8;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#00bab3;font-family:'Arial',sans-serif;font-size:9pt;font-weight:700;line-height:120%">2023</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#f4f4f4;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#00bab3;font-family:'Arial',sans-serif;font-size:9pt;font-weight:700;line-height:120%">2022</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#f4f4f4;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#00bab3;font-family:'Arial',sans-serif;font-size:9pt;font-weight:700;line-height:120%">2021</span></td></tr><tr><td colspan="3" style="border-top:1pt solid #c7c9c7;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Balance at beginning of year</span></td><td colspan="3" style="border-top:1pt solid #c7c9c7;padding:0 1pt"></td><td style="border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">$</span></td><td style="border-top:1pt solid #c7c9c7;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">420,955 </span></td><td style="border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="border-top:1pt solid #c7c9c7;padding:0 1pt"></td><td style="border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">$</span></td><td style="border-top:1pt solid #c7c9c7;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">823,136 </span></td><td style="border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="border-top:1pt solid #c7c9c7;padding:0 1pt"></td><td style="border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">$</span></td><td style="border-top:1pt solid #c7c9c7;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">844,107 </span></td><td style="border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="border-top:1pt solid #e9e9e9;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Less: Reinsurance recoverables </span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:5.85pt;font-weight:400;line-height:120%;position:relative;top:-3.15pt;vertical-align:baseline">(1) </span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">24,727 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">66,676 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">71,769 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Balance at beginning of year, net of reinsurance recoverables</span></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">396,228 </span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">756,460 </span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">772,338 </span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="border-top:1pt solid #ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Add: Losses and LAE incurred in respect of default notices reported and unreported in:</span></td><td colspan="3" style="border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #c7c9c7;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #c7c9c7;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #c7c9c7;padding:0 1pt"></td></tr><tr><td colspan="3" style="border-top:1pt solid #e9e9e9;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:12pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Current year </span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:5.85pt;font-weight:400;line-height:120%;position:relative;top:-3.15pt;vertical-align:baseline">(2)</span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">178,665 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">160,049 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">160,565 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Prior years</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(220,801)</span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(499,423)</span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(141,126)</span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Total incurred</span></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(42,136)</span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(339,374)</span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">19,439 </span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="border-top:1pt solid #ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Deduct: Paid claims and LAE related to:</span></td><td colspan="3" style="border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #c7c9c7;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #c7c9c7;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #c7c9c7;padding:0 1pt"></td></tr><tr><td colspan="3" style="border-top:1pt solid #e9e9e9;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:12pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Current year </span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:5.85pt;font-weight:400;line-height:120%;position:relative;top:-3.15pt;vertical-align:baseline">(2) </span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">246 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">499 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">1,112 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Prior years</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">13,997 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">20,359 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #e9e9e9;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">34,205 </span></td><td style="border-top:1pt solid #e9e9e9;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Total paid</span></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">14,243 </span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">20,858 </span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">35,317 </span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Balance at end of period, net of reinsurance recoverables</span></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">339,849 </span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">396,228 </span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#f4f4f4;border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">756,460 </span></td><td style="background-color:#f4f4f4;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="border-top:1pt solid #ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Add: Reinsurance recoverables</span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:5.85pt;font-weight:400;line-height:120%;position:relative;top:-3.15pt;vertical-align:baseline"> (1) </span></div></td><td colspan="3" style="border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">25,074 </span></td><td style="border-top:1pt solid #ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">24,727 </span></td><td style="border-top:1pt solid #ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="border-top:1pt solid #ffffff;padding:0 1pt"></td><td colspan="2" style="border-top:1pt solid #ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">66,676 </span></td><td style="border-top:1pt solid #ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#f4f4f4;border-bottom:1pt solid #ffffff;border-top:1pt solid #ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Balance at end of year</span></td><td colspan="3" style="background-color:#f4f4f4;border-bottom:1pt solid #ffffff;border-top:1pt solid #ffffff;padding:0 1pt"></td><td style="background-color:#f4f4f4;border-bottom:3pt double #c7c9c7;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#f4f4f4;border-bottom:3pt double #c7c9c7;border-top:1pt solid #c7c9c7;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">364,923 </span></td><td style="background-color:#f4f4f4;border-bottom:3pt double #c7c9c7;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#f4f4f4;border-bottom:1pt solid #ffffff;border-top:1pt solid #ffffff;padding:0 1pt"></td><td style="background-color:#f4f4f4;border-bottom:3pt double #c7c9c7;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#f4f4f4;border-bottom:3pt double #c7c9c7;border-top:1pt solid #c7c9c7;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">420,955 </span></td><td style="background-color:#f4f4f4;border-bottom:3pt double #c7c9c7;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#f4f4f4;border-bottom:1pt solid #ffffff;border-top:1pt solid #ffffff;padding:0 1pt"></td><td style="background-color:#f4f4f4;border-bottom:3pt double #c7c9c7;border-top:1pt solid #c7c9c7;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#f4f4f4;border-bottom:3pt double #c7c9c7;border-top:1pt solid #c7c9c7;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">823,136 </span></td><td style="background-color:#f4f4f4;border-bottom:3pt double #c7c9c7;border-top:1pt solid #c7c9c7;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div><div style="padding-left:18pt;text-indent:-18pt"><span style="color:#64615d;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(1)</span><span style="color:#64615d;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:120%;padding-left:8.24pt">Related to ceded losses recoverable, if any, on reinsurance transactions. See Note 8 for additional information.</span></div><span style="color:#64615d;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(2)</span>Related to underlying defaulted loans with a most recent default notice dated in the year indicated. For example, if a loan had defaulted in a prior year, but then subsequently cured and later re-defaulted in the current year, that default would be considered a current year default.
CY2023Q4	rdn	Time In Default TimeInDefault	P2Y
CY2023Q4	rdn	Number Of Payments Missed For Insured Loans NumberOfPaymentsMissedForInsuredLoans	2	payment
CY2023Q4	us-gaap	Other Borrowings OtherBorrowings	119476000	usd
CY2022Q4	us-gaap	Other Borrowings OtherBorrowings	155822000	usd
CY2023	rdn	Statutory Accounting Practices Release Of Contingency Reserve StatutoryAccountingPracticesReleaseOfContingencyReserve	21000000	usd
CY2023Q4	us-gaap	Prepaid Taxes PrepaidTaxes	750000000	usd
CY2023	us-gaap	Debt Instrument Term DebtInstrumentTerm	P10Y
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	7589000	usd
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	10633000	usd
CY2023	us-gaap	Short Term Lease Cost ShortTermLeaseCost	203000	usd
CY2022	us-gaap	Short Term Lease Cost ShortTermLeaseCost	220000	usd
CY2023	us-gaap	Sublease Income SubleaseIncome	554000	usd
CY2022	us-gaap	Sublease Income SubleaseIncome	0	usd
CY2023	us-gaap	Lease Cost LeaseCost	7238000	usd
CY2022	us-gaap	Lease Cost LeaseCost	10853000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	12479000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	12520000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	16292000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	21099000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	44693000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	49386000	usd
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y6M
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y6M
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.070
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.069
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	11976000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	10100000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	9399000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	8517000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	8218000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	27970000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	76180000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	31487000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	44693000	usd
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	157056000	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	175421000	shares
CY2020Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	191606000	shares
CY2023	rdn	Share Based Payment Arrangement Net Of Shares Withheld For Tax Withholding Obligation ShareBasedPaymentArrangementNetOfSharesWithheldForTaxWithholdingObligation	1387000	shares
CY2022	rdn	Share Based Payment Arrangement Net Of Shares Withheld For Tax Withholding Obligation ShareBasedPaymentArrangementNetOfSharesWithheldForTaxWithholdingObligation	1141000	shares
CY2021	rdn	Share Based Payment Arrangement Net Of Shares Withheld For Tax Withholding Obligation ShareBasedPaymentArrangementNetOfSharesWithheldForTaxWithholdingObligation	1567000	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	153179000	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	157056000	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	175421000	shares
CY2023Q1	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	300000000	usd
CY2023	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	5300000	shares
CY2023	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	25.32
CY2023Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.225
CY2022Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.200
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.125
CY2023Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.225
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.200
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.140
CY2023Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.225
CY2022Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.200
CY2021Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.140
CY2023Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.225
CY2022Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.200
CY2021Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.140
CY2023	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.900
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.800
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.545
CY2023Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.225
CY2023Q4	rdn	Risk To Capital Ratio Regulatory Maximum RiskToCapitalRatioRegulatoryMaximum	25
CY2023Q4	rdn	Restricted Net Assets Held By Consolidated Subsidiaries RestrictedNetAssetsHeldByConsolidatedSubsidiaries	4600000000	usd
CY2023	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	41129000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	38061000	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	28363000	usd
CY2023	rdn	Share Based Payment Arrangement Expense Federal Income Tax Expense Benefit ShareBasedPaymentArrangementExpenseFederalIncomeTaxExpenseBenefit	-9434000	usd
CY2022	rdn	Share Based Payment Arrangement Expense Federal Income Tax Expense Benefit ShareBasedPaymentArrangementExpenseFederalIncomeTaxExpenseBenefit	-7524000	usd
CY2021	rdn	Share Based Payment Arrangement Expense Federal Income Tax Expense Benefit ShareBasedPaymentArrangementExpenseFederalIncomeTaxExpenseBenefit	-7168000	usd
CY2023	rdn	Share Based Payment Arrangement Compensation Cost Excluding Amounts Deferred As Policy Acquisition Costs Net Of Income Taxes ShareBasedPaymentArrangementCompensationCostExcludingAmountsDeferredAsPolicyAcquisitionCostsNetOfIncomeTaxes	31695000	usd
CY2022	rdn	Share Based Payment Arrangement Compensation Cost Excluding Amounts Deferred As Policy Acquisition Costs Net Of Income Taxes ShareBasedPaymentArrangementCompensationCostExcludingAmountsDeferredAsPolicyAcquisitionCostsNetOfIncomeTaxes	30537000	usd
CY2021	rdn	Share Based Payment Arrangement Compensation Cost Excluding Amounts Deferred As Policy Acquisition Costs Net Of Income Taxes ShareBasedPaymentArrangementCompensationCostExcludingAmountsDeferredAsPolicyAcquisitionCostsNetOfIncomeTaxes	21195000	usd
CY2023	us-gaap	Defined Contribution Plan Maximum Annual Contributions Per Employee Percent DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent	1
CY2023	us-gaap	Defined Contribution Plan Maximum Annual Contributions Per Employee Amount DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount	22500	usd
CY2023	rdn	Defined Contribution Plan Employee Discretionary Contribution Maximum Amount DefinedContributionPlanEmployeeDiscretionaryContributionMaximumAmount	7500000	usd
CY2023	us-gaap	Defined Contribution Plan Employers Matching Contribution Annual Vesting Percentage DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage	1
CY2023	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.06
CY2023	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	8000000	usd
CY2022	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	10000000	usd
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	8000000	usd
CY2023Q4	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2023Q4	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2023Q4	us-gaap	Summary Of Investments Other Than Investments In Related Parties Cost SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost	6720912000	usd
CY2023Q4	us-gaap	Summary Of Investments Other Than Investments In Related Parties Fair Value SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue	6289347000	usd
CY2023Q4	us-gaap	Summary Of Investments Other Than Investments In Related Parties Carrying Amount SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount	6289347000	usd
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	485000000	shares
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	485000000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	173247000	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	153179000	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	176509000	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	157056000	shares
CY2023Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	20068000	shares
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	19453000	shares
CY2023	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	2122000	usd
CY2022	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	60270000	usd
CY2021	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	1057000	usd
CY2023	rdn	Total Operating Expenses Allocated To Subsidiaries From Parent Company TotalOperatingExpensesAllocatedToSubsidiariesFromParentCompany	163858000	usd
CY2022	rdn	Total Operating Expenses Allocated To Subsidiaries From Parent Company TotalOperatingExpensesAllocatedToSubsidiariesFromParentCompany	163000000	usd
CY2021	rdn	Total Operating Expenses Allocated To Subsidiaries From Parent Company TotalOperatingExpensesAllocatedToSubsidiariesFromParentCompany	147386000	usd
CY2023	rdn	Total Interest Expense Allocated To Subsidiaries From Parent Company TotalInterestExpenseAllocatedToSubsidiariesFromParentCompany	82734000	usd
CY2022	rdn	Total Interest Expense Allocated To Subsidiaries From Parent Company TotalInterestExpenseAllocatedToSubsidiariesFromParentCompany	82568000	usd
CY2021	rdn	Total Interest Expense Allocated To Subsidiaries From Parent Company TotalInterestExpenseAllocatedToSubsidiariesFromParentCompany	82833000	usd
CY2023	us-gaap	Direct Premiums Earned DirectPremiumsEarned	1040406000	usd
CY2023	us-gaap	Ceded Premiums Earned CededPremiumsEarned	120828000	usd
CY2023	us-gaap	Assumed Premiums Earned AssumedPremiumsEarned	0	usd
CY2023	us-gaap	Premiums Earned Net PremiumsEarnedNet	919578000	usd
CY2023	us-gaap	Premiums Percentage Assumed To Net PremiumsPercentageAssumedToNet	0.0000
CY2022	us-gaap	Direct Premiums Earned DirectPremiumsEarned	1050029000	usd
CY2022	us-gaap	Ceded Premiums Earned CededPremiumsEarned	72923000	usd
CY2022	us-gaap	Assumed Premiums Earned AssumedPremiumsEarned	4025000	usd
CY2022	us-gaap	Premiums Earned Net PremiumsEarnedNet	981131000	usd
CY2022	us-gaap	Premiums Percentage Assumed To Net PremiumsPercentageAssumedToNet	0.0041
CY2021	us-gaap	Direct Premiums Earned DirectPremiumsEarned	1144361000	usd
CY2021	us-gaap	Ceded Premiums Earned CededPremiumsEarned	114244000	usd
CY2021	us-gaap	Assumed Premiums Earned AssumedPremiumsEarned	7066000	usd
CY2021	us-gaap	Premiums Earned Net PremiumsEarnedNet	1037183000	usd
CY2021	us-gaap	Premiums Percentage Assumed To Net PremiumsPercentageAssumedToNet	0.0068

Files In Submission

Name	View Source	Status
0000890926-24-000006-index-headers.html	Edgar Link	pending
0000890926-24-000006-index.html	Edgar Link	pending
0000890926-24-000006.txt	Edgar Link	pending
0000890926-24-000006-xbrl.zip	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
image_0.jpg	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R100.htm	Edgar Link	pending
R101.htm	Edgar Link	pending
R102.htm	Edgar Link	pending
R103.htm	Edgar Link	pending
R104.htm	Edgar Link	pending
R105.htm	Edgar Link	pending
R106.htm	Edgar Link	pending
R107.htm	Edgar Link	pending
R108.htm	Edgar Link	pending
R109.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R110.htm	Edgar Link	pending
R111.htm	Edgar Link	pending
R112.htm	Edgar Link	pending
R113.htm	Edgar Link	pending
R114.htm	Edgar Link	pending
R115.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
R116.htm	Edgar Link	pending
R117.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
R61.htm	Edgar Link	pending
R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R66.htm	Edgar Link	pending
R67.htm	Edgar Link	pending
R68.htm	Edgar Link	pending
R69.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R70.htm	Edgar Link	pending
R71.htm	Edgar Link	pending
R72.htm	Edgar Link	pending
R73.htm	Edgar Link	pending
R74.htm	Edgar Link	pending
R75.htm	Edgar Link	pending
R76.htm	Edgar Link	pending
R77.htm	Edgar Link	pending
R78.htm	Edgar Link	pending
R79.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R80.htm	Edgar Link	pending
R81.htm	Edgar Link	pending
R82.htm	Edgar Link	pending
R83.htm	Edgar Link	pending
R84.htm	Edgar Link	pending
R85.htm	Edgar Link	pending
R86.htm	Edgar Link	pending
R87.htm	Edgar Link	pending
R88.htm	Edgar Link	pending
R89.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
R90.htm	Edgar Link	pending
R91.htm	Edgar Link	pending
R92.htm	Edgar Link	pending
R93.htm	Edgar Link	pending
R94.htm	Edgar Link	pending
R95.htm	Edgar Link	pending
R96.htm	Edgar Link	pending
R97.htm	Edgar Link	pending
R98.htm	Edgar Link	pending
R99.htm	Edgar Link	pending
rdn-20231231.htm	Edgar Link	pending
rdn-20231231.xsd	Edgar Link	pending
rdn-20231231_g1.jpg	Edgar Link	pending
rdn-20231231_g2.jpg	Edgar Link	pending
rdn-20231231_g3.jpg	Edgar Link	pending
rdn-ex21_20231231.htm	Edgar Link	pending
rdn-20231231_def.xml	Edgar Link	unprocessable
rdn-20231231_lab.xml	Edgar Link	unprocessable
rdn-20231231_pre.xml	Edgar Link	unprocessable
rdn-20231231_htm.xml	Edgar Link	completed
rdn-ex231_20231231.htm	Edgar Link	pending
rdn-ex31_20231231.htm	Edgar Link	pending
rdn-ex32_20231231.htm	Edgar Link	pending
rdn-ex97_20231231.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending
rdn-20231231_cal.xml	Edgar Link	unprocessable

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$RDN
RADIAN GROUP INC Stock $rdn

2024 Q1 Form 10-K Financial Statement

#000089092624000006 Filed on February 23, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$RDN RADIAN GROUP INC Stock $rdn

2024 Q1 Form 10-K Financial Statement

#000089092624000006 Filed on February 23, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$RDN
RADIAN GROUP INC Stock $rdn