2017 Q4 Form 10-Q Financial Statement

#000077686717000037 Filed on November 08, 2017

View on sec.gov

Income Statement

Concept 2017 Q4 2017 Q3 2016 Q4
Revenue $114.0M $87.50M -$5.500M
YoY Change -2172.73% 54.05% -100.91%
Cost Of Revenue $33.10M
YoY Change 37.92%
Gross Profit $54.40M
YoY Change 65.85%
Gross Profit Margin 62.17%
Selling, General & Admin $102.6M $74.80M
YoY Change 17.06%
% of Gross Profit 137.5%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization $5.900M $900.0K $6.200M
YoY Change -4.84% -30.77% -122.63%
% of Gross Profit 1.65%
Operating Expenses $108.3M $78.20M $69.00M
YoY Change 56.96% 11.55% -108.65%
Operating Profit -$23.80M
YoY Change -36.19%
Interest Expense -$500.0K -$900.0K
YoY Change 80.0%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income $5.200M $8.400M -$74.50M
YoY Change -106.98% -160.87% -130.25%
Income Tax -$2.500M -$4.000M -$10.20M
% Of Pretax Income -48.08% -47.62%
Net Earnings $22.50M $551.5M -$38.90M
YoY Change -157.84% 528.85% -104.61%
Net Earnings / Revenue 19.74% 630.29%
Basic Earnings Per Share $6.00 $130.80 -$8.52
Diluted Earnings Per Share $6.00 $130.80 -$8.52
COMMON SHARES
Basic Shares Outstanding 3.750M shares 4.244M shares 4.565M shares
Diluted Shares Outstanding 4.244M shares

Balance Sheet

Concept 2017 Q4 2017 Q3 2016 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents $97.10M $48.60M $80.20M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment
YoY Change
Goodwill $25.90M $25.90M $25.90M
YoY Change 0.0% 0.0% 39.25%
Intangibles $36.20M $19.30M
YoY Change 87.56% -38.34%
Long-Term Investments $3.381B $3.281B $2.714B
YoY Change 24.58% -37.07% -36.46%
Other Assets $3.000M $0.00 $3.606B
YoY Change -99.92% -100.0% -26.36%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets $3.659B $3.637B $6.520B
YoY Change -43.88% -45.58% -36.59%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses $81.00M $77.00M $96.00M
YoY Change -15.63% -37.9% -31.91%
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 $113.0M $127.0M $109.0M
YoY Change 3.67% -17.53% -22.7%
LONG-TERM LIABILITIES
Long-Term Debt $24.00M $9.000M $13.00M
YoY Change 84.62% -96.89% -96.15%
Other Long-Term Liabilities $25.00M $45.00M $2.600B
YoY Change -99.04% -79.45% -21.16%
Total Long-Term Liabilities $49.00M $54.00M $2.613B
YoY Change -98.12% -89.37% -28.14%
TOTAL LIABILITIES
Total Short-Term Liabilities $113.0M $127.0M $109.0M
Total Long-Term Liabilities $49.00M $54.00M $2.613B
Total Liabilities $298.4M $299.9M $2.804B
YoY Change -89.36% -89.59% -52.59%
SHAREHOLDERS EQUITY
Retained Earnings $2.823B $2.801B $2.777B
YoY Change 1.68% -1.61% -9.99%
Common Stock $670.6M $669.3M $810.7M
YoY Change -17.28% -17.35% -17.12%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity $3.493B $3.469B $3.583B
YoY Change
Total Liabilities & Shareholders Equity $3.659B $3.637B $6.520B
YoY Change -43.88% -45.58% -36.59%

Cashflow Statement

Concept 2017 Q4 2017 Q3 2016 Q4
OPERATING ACTIVITIES
Net Income $22.50M $551.5M -$38.90M
YoY Change -157.84% 528.85% -104.61%
Depreciation, Depletion And Amortization $5.900M $900.0K $6.200M
YoY Change -4.84% -30.77% -122.63%
Cash From Operating Activities $2.000M $71.50M -$18.50M
YoY Change -110.81% 57.14% -87.93%
INVESTING ACTIVITIES
Capital Expenditures
YoY Change
Acquisitions
YoY Change
Other Investing Activities $20.80M $733.6M -$66.30M
YoY Change -131.37% 86.86% -230.26%
Cash From Investing Activities $20.80M $733.7M -$65.40M
YoY Change -131.8% 86.55% -228.49%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities 25.70M -713.5M -19.70M
YoY Change -230.46% 120.28% -146.46%
NET CHANGE
Cash From Operating Activities 2.000M 71.50M -18.50M
Cash From Investing Activities 20.80M 733.7M -65.40M
Cash From Financing Activities 25.70M -713.5M -19.70M
Net Change In Cash 48.50M 91.70M -103.6M
YoY Change -146.81% -20.19% 72.67%
FREE CASH FLOW
Cash From Operating Activities $2.000M $71.50M -$18.50M
Capital Expenditures
Free Cash Flow
YoY Change

Facts In Submission

Frame Concept Type Concept / XBRL Key Value Unit
wtm Trading Securities Realized Foreign Currency Gain Loss Netof Tax
TradingSecuritiesRealizedForeignCurrencyGainLossNetofTax
-200000 USD
dei Amendment Flag
AmendmentFlag
false
dei Current Fiscal Year End Date
CurrentFiscalYearEndDate
--12-31
dei Document Fiscal Period Focus
DocumentFiscalPeriodFocus
Q3
dei Document Fiscal Year Focus
DocumentFiscalYearFocus
2017
dei Document Period End Date
DocumentPeriodEndDate
2017-09-30
dei Document Type
DocumentType
10-Q
dei Entity Central Index Key
EntityCentralIndexKey
0000776867
CY2017Q4 dei Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
3749971 shares
dei Entity Current Reporting Status
EntityCurrentReportingStatus
Yes
dei Entity Filer Category
EntityFilerCategory
Large Accelerated Filer
dei Entity Registrant Name
EntityRegistrantName
WHITE MOUNTAINS INSURANCE GROUP LTD
us-gaap Accretion Amortization Of Discounts And Premiums Investments
AccretionAmortizationOfDiscountsAndPremiumsInvestments
3700000 USD
us-gaap Accretion Amortization Of Discounts And Premiums Investments
AccretionAmortizationOfDiscountsAndPremiumsInvestments
6600000 USD
CY2016Q4 us-gaap Accrued Investment Income Receivable
AccruedInvestmentIncomeReceivable
14800000 USD
CY2017Q3 us-gaap Accrued Investment Income Receivable
AccruedInvestmentIncomeReceivable
15400000 USD
us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
-100000 USD
us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
7.03
wtm Net Investment Income Surplus Notes
NetInvestmentIncomeSurplusNotes
0 USD
CY2016Q4 us-gaap Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax
AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax
-1400000 USD
CY2017Q3 us-gaap Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax
AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax
-1300000 USD
CY2016Q4 us-gaap Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
806100000 USD
CY2017Q3 us-gaap Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
665600000 USD
CY2016Q3 us-gaap Advertising Revenue
AdvertisingRevenue
28200000 USD
us-gaap Advertising Revenue
AdvertisingRevenue
89600000 USD
CY2017Q3 us-gaap Advertising Revenue
AdvertisingRevenue
38800000 USD
us-gaap Advertising Revenue
AdvertisingRevenue
103900000 USD
CY2016Q3 us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
2600000 USD
us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
8000000 USD
CY2017Q3 us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
2500000 USD
us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
7400000 USD
CY2016Q4 us-gaap Assets
Assets
6520200000 USD
CY2017Q3 us-gaap Assets
Assets
3637100000 USD
CY2016Q4 us-gaap Assets Held For Sale Not Part Of Disposal Group Other
AssetsHeldForSaleNotPartOfDisposalGroupOther
3599500000 USD
CY2017Q3 us-gaap Assets Held For Sale Not Part Of Disposal Group Other
AssetsHeldForSaleNotPartOfDisposalGroupOther
0 USD
CY2016Q3 us-gaap Benefits Losses And Expenses
BenefitsLossesAndExpenses
70600000 USD
us-gaap Benefits Losses And Expenses
BenefitsLossesAndExpenses
236000000 USD
CY2017Q3 us-gaap Benefits Losses And Expenses
BenefitsLossesAndExpenses
79100000 USD
us-gaap Benefits Losses And Expenses
BenefitsLossesAndExpenses
257200000 USD
CY2015Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
72000000 USD
CY2016Q3 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
111200000 USD
CY2016Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
80200000 USD
CY2017Q3 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
48600000 USD
us-gaap Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
41800000 USD
us-gaap Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
-32500000 USD
CY2016Q3 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.00
us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
1.00
CY2017Q3 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.00
us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
1.00
CY2016Q4 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
1.00
CY2017Q3 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
1.00
CY2016Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
50000000 shares
CY2017Q3 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
50000000 shares
CY2016Q4 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
4563814 shares
CY2017Q3 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
3749971 shares
CY2016Q4 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
4563814 shares
CY2017Q3 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
3749971 shares
CY2016Q4 us-gaap Common Stock Value
CommonStockValue
4600000 USD
CY2017Q3 us-gaap Common Stock Value
CommonStockValue
3700000 USD
CY2016Q3 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
90800000 USD
us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
586200000 USD
CY2017Q3 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
565100000 USD
us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
608000000 USD
CY2016Q3 us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
-100000 USD
CY2016Q3 us-gaap Cost Of Goods Sold
CostOfGoodsSold
24000000 USD
us-gaap Cost Of Services
CostOfServices
88700000 USD
us-gaap Cost Of Goods Sold
CostOfGoodsSold
76900000 USD
CY2017Q3 us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
0 USD
us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
100000 USD
CY2016Q3 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
90700000 USD
us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
586100000 USD
CY2017Q3 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
565100000 USD
us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
608100000 USD
CY2017Q3 us-gaap Cost Of Goods Sold
CostOfGoodsSold
33100000 USD
us-gaap Cost Of Goods Sold
CostOfGoodsSold
88700000 USD
CY2016Q3 us-gaap Cost Of Services
CostOfServices
24000000 USD
us-gaap Cost Of Services
CostOfServices
76900000 USD
CY2017Q3 us-gaap Cost Of Services
CostOfServices
33100000 USD
us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
-16200000 USD
us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
-6900000 USD
CY2016Q3 us-gaap Deferred Policy Acquisition Cost Amortization Expense
DeferredPolicyAcquisitionCostAmortizationExpense
1300000 USD
us-gaap Deferred Policy Acquisition Cost Amortization Expense
DeferredPolicyAcquisitionCostAmortizationExpense
4400000 USD
CY2017Q3 us-gaap Deferred Policy Acquisition Cost Amortization Expense
DeferredPolicyAcquisitionCostAmortizationExpense
900000 USD
us-gaap Deferred Policy Acquisition Cost Amortization Expense
DeferredPolicyAcquisitionCostAmortizationExpense
3100000 USD
CY2016Q4 us-gaap Deferred Policy Acquisition Costs
DeferredPolicyAcquisitionCosts
10600000 USD
CY2017Q3 us-gaap Deferred Policy Acquisition Costs
DeferredPolicyAcquisitionCosts
14100000 USD
us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
13300000 USD
us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
25900000 USD
CY2016Q3 us-gaap Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax
DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax
47900000 USD
us-gaap Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax
DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax
414500000 USD
CY2017Q3 us-gaap Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax
DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax
554300000 USD
us-gaap Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax
DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax
552700000 USD
CY2015Q4 us-gaap Disposal Group Including Discontinued Operation Intangible Assets
DisposalGroupIncludingDiscontinuedOperationIntangibleAssets
400000 USD
CY2016Q4 us-gaap Disposal Group Including Discontinued Operation Intangible Assets
DisposalGroupIncludingDiscontinuedOperationIntangibleAssets
0 USD
CY2016Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
18.65
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
85.28
CY2017Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
130.81
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
135.06
CY2016Q3 us-gaap Earnings Per Share Basic Undistributed
EarningsPerShareBasicUndistributed
1.31
us-gaap Earnings Per Share Basic Undistributed
EarningsPerShareBasicUndistributed
-15.47
CY2017Q3 us-gaap Earnings Per Share Basic Undistributed
EarningsPerShareBasicUndistributed
5.36
us-gaap Earnings Per Share Basic Undistributed
EarningsPerShareBasicUndistributed
6.03
CY2016Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
18.61
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
85.13
CY2017Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
130.81
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
135.06
CY2016Q3 us-gaap Earnings Per Share Diluted Undistributed
EarningsPerShareDilutedUndistributed
1.31
us-gaap Earnings Per Share Diluted Undistributed
EarningsPerShareDilutedUndistributed
-15.47
CY2017Q3 us-gaap Earnings Per Share Diluted Undistributed
EarningsPerShareDilutedUndistributed
5.36
us-gaap Earnings Per Share Diluted Undistributed
EarningsPerShareDilutedUndistributed
6.03
CY2016Q3 us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
-1.239
us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
-0.312
us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.35
us-gaap Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
3726900000 USD
CY2017Q3 us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
-0.476
us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
-2.039
us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.35
us-gaap Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
2078200000 USD
us-gaap Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
2887000000 USD
us-gaap Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
2229900000 USD
CY2016Q3 us-gaap Finitelived Intangible Assets Acquired1
FinitelivedIntangibleAssetsAcquired1
7600000 USD
us-gaap Finitelived Intangible Assets Acquired1
FinitelivedIntangibleAssetsAcquired1
7600000 USD
us-gaap Finitelived Intangible Assets Acquired1
FinitelivedIntangibleAssetsAcquired1
USD
CY2016Q3 us-gaap Foreign Currency Transaction Gain Loss Realized
ForeignCurrencyTransactionGainLossRealized
0 USD
us-gaap Foreign Currency Transaction Gain Loss Realized
ForeignCurrencyTransactionGainLossRealized
0 USD
CY2017Q3 us-gaap Foreign Currency Transaction Gain Loss Realized
ForeignCurrencyTransactionGainLossRealized
-600000 USD
us-gaap Foreign Currency Transaction Gain Loss Realized
ForeignCurrencyTransactionGainLossRealized
-200000 USD
CY2016Q3 us-gaap Foreign Currency Transaction Gain Loss Unrealized
ForeignCurrencyTransactionGainLossUnrealized
300000 USD
us-gaap Foreign Currency Transaction Gain Loss Unrealized
ForeignCurrencyTransactionGainLossUnrealized
2900000 USD
CY2017Q3 us-gaap Foreign Currency Transaction Gain Loss Unrealized
ForeignCurrencyTransactionGainLossUnrealized
-400000 USD
us-gaap Foreign Currency Transaction Gain Loss Unrealized
ForeignCurrencyTransactionGainLossUnrealized
-400000 USD
CY2016Q3 us-gaap Gain Loss On Investments
GainLossOnInvestments
10900000 USD
us-gaap Gain Loss On Investments
GainLossOnInvestments
27200000 USD
CY2017Q3 us-gaap Gain Loss On Investments
GainLossOnInvestments
32500000 USD
us-gaap Gain Loss On Investments
GainLossOnInvestments
102500000 USD
CY2016Q3 us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
42400000 USD
us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
144900000 USD
CY2017Q3 us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
44100000 USD
us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
162200000 USD
CY2015Q4 us-gaap Goodwill
Goodwill
18600000 USD
CY2016Q2 us-gaap Goodwill
Goodwill
18300000 USD
CY2016Q3 us-gaap Goodwill
Goodwill
25900000 USD
CY2016Q4 us-gaap Goodwill
Goodwill
25900000 USD
CY2017Q2 us-gaap Goodwill
Goodwill
25900000 USD
CY2017Q3 us-gaap Goodwill
Goodwill
25900000 USD
CY2016Q3 us-gaap Goodwill Acquired During Period
GoodwillAcquiredDuringPeriod
1100000 USD
CY2017Q3 us-gaap Goodwill Acquired During Period
GoodwillAcquiredDuringPeriod
0 USD
us-gaap Goodwill Acquired During Period
GoodwillAcquiredDuringPeriod
0 USD
us-gaap Goodwill Written Off Related To Sale Of Business Unit
GoodwillWrittenOffRelatedToSaleOfBusinessUnit
300000 USD
CY2016Q3 us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
6400000 USD
us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
-74700000 USD
CY2017Q3 us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
23000000 USD
us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
31500000 USD
CY2016Q3 us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
-13800000 USD
us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
-72800000 USD
CY2017Q3 us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
8400000 USD
us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
2600000 USD
CY2016Q3 us-gaap Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
3300000 USD
us-gaap Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
-50100000 USD
CY2017Q3 us-gaap Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
12400000 USD
us-gaap Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
7900000 USD
CY2016Q3 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
1.31
us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
-14.47
CY2017Q3 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
5.36
CY2016Q3 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
1.31
us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
-14.47
CY2017Q3 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
5.36
us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
7.03
CY2016Q3 us-gaap Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
36500000 USD
us-gaap Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
100900000 USD
CY2017Q3 us-gaap Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
-15200000 USD
us-gaap Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
20500000 USD
CY2016Q3 us-gaap Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
-84400000 USD
us-gaap Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
-515400000 USD
CY2017Q3 us-gaap Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
-539100000 USD
us-gaap Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
-573200000 USD
CY2016Q3 us-gaap Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
17.34
us-gaap Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
99.75
CY2017Q3 us-gaap Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
125.45
us-gaap Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
128.03
CY2016Q3 us-gaap Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
17.30
us-gaap Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
99.60
CY2017Q3 us-gaap Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
125.45
us-gaap Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
128.03
CY2016Q3 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
-17100000 USD
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
-22700000 USD
CY2017Q3 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
-4000000 USD
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
-5300000 USD
us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
0 USD
us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
0 USD
us-gaap Increase Decrease In Deferred Policy Acquisition Costs
IncreaseDecreaseInDeferredPolicyAcquisitionCosts
2800000 USD
us-gaap Increase Decrease In Deferred Policy Acquisition Costs
IncreaseDecreaseInDeferredPolicyAcquisitionCosts
3500000 USD
us-gaap Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
117600000 USD
us-gaap Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
21500000 USD
us-gaap Increase Decrease In Restricted Cash For Operating Activities
IncreaseDecreaseInRestrictedCashForOperatingActivities
-5800000 USD
us-gaap Increase Decrease In Restricted Cash For Operating Activities
IncreaseDecreaseInRestrictedCashForOperatingActivities
0 USD
us-gaap Increase Decrease In Unearned Premiums
IncreaseDecreaseInUnearnedPremiums
20100000 USD
us-gaap Increase Decrease In Unearned Premiums
IncreaseDecreaseInUnearnedPremiums
36200000 USD
CY2016Q3 us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
11943 shares
us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
8208 shares
CY2015Q4 us-gaap Intangible Assets Net Including Goodwill
IntangibleAssetsNetIncludingGoodwill
45500000 USD
CY2016Q2 us-gaap Intangible Assets Net Including Goodwill
IntangibleAssetsNetIncludingGoodwill
41600000 USD
CY2016Q3 us-gaap Intangible Assets Net Including Goodwill
IntangibleAssetsNetIncludingGoodwill
47700000 USD
CY2016Q4 us-gaap Intangible Assets Net Including Goodwill
IntangibleAssetsNetIncludingGoodwill
45200000 USD
CY2017Q2 us-gaap Intangible Assets Net Including Goodwill
IntangibleAssetsNetIncludingGoodwill
40300000 USD
CY2017Q3 us-gaap Intangible Assets Net Including Goodwill
IntangibleAssetsNetIncludingGoodwill
37800000 USD
CY2016Q3 us-gaap Interest And Dividend Income Operating
InterestAndDividendIncomeOperating
10000000 USD
us-gaap Interest And Dividend Income Operating
InterestAndDividendIncomeOperating
19500000 USD
CY2017Q3 us-gaap Interest And Dividend Income Operating
InterestAndDividendIncomeOperating
12900000 USD
us-gaap Interest And Dividend Income Operating
InterestAndDividendIncomeOperating
41700000 USD
CY2016Q3 us-gaap Interest Expense Debt
InterestExpenseDebt
500000 USD
us-gaap Interest Expense Debt
InterestExpenseDebt
2600000 USD
CY2017Q3 us-gaap Interest Expense Debt
InterestExpenseDebt
900000 USD
us-gaap Interest Expense Debt
InterestExpenseDebt
1800000 USD
us-gaap Interest Paid
InterestPaid
700000 USD
us-gaap Interest Paid
InterestPaid
500000 USD
CY2016Q3 us-gaap Investment Income Investment Expense
InvestmentIncomeInvestmentExpense
400000 USD
us-gaap Investment Income Investment Expense
InvestmentIncomeInvestmentExpense
1300000 USD
CY2017Q3 us-gaap Investment Income Investment Expense
InvestmentIncomeInvestmentExpense
700000 USD
us-gaap Investment Income Investment Expense
InvestmentIncomeInvestmentExpense
2000000 USD
CY2016Q4 us-gaap Investments
Investments
2714400000 USD
CY2017Q3 us-gaap Investments
Investments
3280500000 USD
CY2015Q4 us-gaap Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
1543500000 USD
CY2016Q3 us-gaap Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
2406900000 USD
CY2016Q4 us-gaap Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
2547300000 USD
CY2017Q3 us-gaap Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
2509400000 USD
CY2016Q4 us-gaap Liabilities
Liabilities
2804200000 USD
CY2017Q3 us-gaap Liabilities
Liabilities
299900000 USD
CY2016Q4 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
6520200000 USD
CY2017Q3 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
3637100000 USD
CY2016Q4 us-gaap Long Term Debt
LongTermDebt
12700000 USD
CY2017Q3 us-gaap Long Term Debt
LongTermDebt
9400000 USD
CY2016Q4 us-gaap Minority Interest
MinorityInterest
133300000 USD
CY2017Q3 us-gaap Minority Interest
MinorityInterest
-131600000 USD
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
-928700000 USD
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
-724700000 USD
us-gaap Net Cash Provided By Used In Financing Activities Continuing Operations
NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
-856000000 USD
us-gaap Net Cash Provided By Used In Financing Activities Continuing Operations
NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
-662800000 USD
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
1342200000 USD
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
697700000 USD
us-gaap Net Cash Provided By Used In Investing Activities Continuing Operations
NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
1072500000 USD
us-gaap Net Cash Provided By Used In Investing Activities Continuing Operations
NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
694700000 USD
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
-136600000 USD
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
92600000 USD
us-gaap Net Cash Provided By Used In Operating Activities Continuing Operations
NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
-174700000 USD
us-gaap Net Cash Provided By Used In Operating Activities Continuing Operations
NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
-64400000 USD
CY2016Q3 us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
-3100000 USD
us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
24600000 USD
CY2017Q3 us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
-10600000 USD
us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
-23600000 USD
CY2016Q3 us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
90800000 USD
us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
440700000 USD
CY2017Q3 us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
562100000 USD
us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
604700000 USD
CY2016Q3 us-gaap Net Investment Income
NetInvestmentIncome
9600000 USD
us-gaap Net Investment Income
NetInvestmentIncome
18200000 USD
CY2017Q3 us-gaap Net Investment Income
NetInvestmentIncome
12200000 USD
us-gaap Net Investment Income
NetInvestmentIncome
39700000 USD
CY2016Q3 us-gaap Net Realized Or Unrealized Gain Loss On Trading Securities
NetRealizedOrUnrealizedGainLossOnTradingSecurities
10900000 USD
us-gaap Net Realized Or Unrealized Gain Loss On Trading Securities
NetRealizedOrUnrealizedGainLossOnTradingSecurities
27200000 USD
CY2017Q3 us-gaap Net Realized Or Unrealized Gain Loss On Trading Securities
NetRealizedOrUnrealizedGainLossOnTradingSecurities
32500000 USD
us-gaap Net Realized Or Unrealized Gain Loss On Trading Securities
NetRealizedOrUnrealizedGainLossOnTradingSecurities
102500000 USD
CY2016Q4 us-gaap Other Assets
OtherAssets
49100000 USD
CY2017Q3 us-gaap Other Assets
OtherAssets
46100000 USD
CY2016Q3 us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
200000 USD
us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
-400000 USD
CY2017Q3 us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
0 USD
us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
200000 USD
CY2016Q3 us-gaap Other Income
OtherIncome
4700000 USD
us-gaap Other Income
OtherIncome
18000000 USD
CY2017Q3 us-gaap Other Income
OtherIncome
1600000 USD
us-gaap Other Income
OtherIncome
6100000 USD
CY2016Q4 us-gaap Other Investments
OtherInvestments
172800000 USD
CY2017Q3 us-gaap Other Investments
OtherInvestments
229600000 USD
CY2016Q4 us-gaap Other Liabilities
OtherLiabilities
43600000 USD
CY2017Q3 us-gaap Other Liabilities
OtherLiabilities
45400000 USD
CY2016Q4 us-gaap Other Long Term Investments
OtherLongTermInvestments
172800000 USD
CY2017Q3 us-gaap Other Long Term Investments
OtherLongTermInvestments
229600000 USD
CY2016Q3 us-gaap Other Underwriting Expense
OtherUnderwritingExpense
200000 USD
us-gaap Other Underwriting Expense
OtherUnderwritingExpense
400000 USD
CY2017Q3 us-gaap Other Underwriting Expense
OtherUnderwritingExpense
100000 USD
us-gaap Other Underwriting Expense
OtherUnderwritingExpense
300000 USD
CY2016Q4 us-gaap Payables To Broker Dealers And Clearing Organizations
PayablesToBrokerDealersAndClearingOrganizations
0 USD
CY2017Q3 us-gaap Payables To Broker Dealers And Clearing Organizations
PayablesToBrokerDealersAndClearingOrganizations
49700000 USD
us-gaap Payments For Proceeds From Short Term Investments
PaymentsForProceedsFromShortTermInvestments
82300000 USD
us-gaap Payments For Proceeds From Short Term Investments
PaymentsForProceedsFromShortTermInvestments
612200000 USD
us-gaap Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
860900000 USD
us-gaap Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
714600000 USD
us-gaap Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
5400000 USD
us-gaap Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
4600000 USD
us-gaap Payments To Acquire Additional Interest In Subsidiaries
PaymentsToAcquireAdditionalInterestInSubsidiaries
0 USD
us-gaap Payments To Acquire Additional Interest In Subsidiaries
PaymentsToAcquireAdditionalInterestInSubsidiaries
700000 USD
us-gaap Payments To Acquire Businesses And Interest In Affiliates
PaymentsToAcquireBusinessesAndInterestInAffiliates
13700000 USD
us-gaap Payments To Acquire Businesses And Interest In Affiliates
PaymentsToAcquireBusinessesAndInterestInAffiliates
0 USD
us-gaap Payments To Acquire Other Investments
PaymentsToAcquireOtherInvestments
36600000 USD
us-gaap Payments To Acquire Other Investments
PaymentsToAcquireOtherInvestments
67700000 USD
us-gaap Payments To Minority Shareholders
PaymentsToMinorityShareholders
900000 USD
us-gaap Payments To Minority Shareholders
PaymentsToMinorityShareholders
900000 USD
CY2016Q3 us-gaap Policyholder Benefits And Claims Incurred Net
PolicyholderBenefitsAndClaimsIncurredNet
2200000 USD
us-gaap Policyholder Benefits And Claims Incurred Net
PolicyholderBenefitsAndClaimsIncurredNet
6800000 USD
CY2017Q3 us-gaap Policyholder Benefits And Claims Incurred Net
PolicyholderBenefitsAndClaimsIncurredNet
0 USD
us-gaap Policyholder Benefits And Claims Incurred Net
PolicyholderBenefitsAndClaimsIncurredNet
1100000 USD
CY2016Q3 us-gaap Premiums Earned Net
PremiumsEarnedNet
3400000 USD
us-gaap Premiums Earned Net
PremiumsEarnedNet
10200000 USD
CY2017Q3 us-gaap Premiums Earned Net
PremiumsEarnedNet
2400000 USD
us-gaap Premiums Earned Net
PremiumsEarnedNet
7600000 USD
CY2016Q4 us-gaap Premiums Receivable At Carrying Value
PremiumsReceivableAtCarryingValue
1600000 USD
CY2017Q3 us-gaap Premiums Receivable At Carrying Value
PremiumsReceivableAtCarryingValue
4500000 USD
us-gaap Proceeds From Divestiture Of Interest In Subsidiaries And Affiliates
ProceedsFromDivestitureOfInterestInSubsidiariesAndAffiliates
2657200000 USD
us-gaap Proceeds From Divestiture Of Interest In Subsidiaries And Affiliates
ProceedsFromDivestitureOfInterestInSubsidiariesAndAffiliates
1131000000 USD
us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
3700000 USD
us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
0 USD
us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
352500000 USD
us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
361000000 USD
us-gaap Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
-5800000 USD
us-gaap Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
-9300000 USD
us-gaap Proceeds From Payments To Minority Shareholders
ProceedsFromPaymentsToMinorityShareholders
-141600000 USD
us-gaap Proceeds From Payments To Minority Shareholders
ProceedsFromPaymentsToMinorityShareholders
0 USD
us-gaap Proceeds From Sale And Maturity Of Other Investments
ProceedsFromSaleAndMaturityOfOtherInvestments
10100000 USD
us-gaap Proceeds From Sale And Maturity Of Other Investments
ProceedsFromSaleAndMaturityOfOtherInvestments
1300000 USD
CY2016Q3 us-gaap Profit Loss
ProfitLoss
87700000 USD
us-gaap Profit Loss
ProfitLoss
465300000 USD
CY2017Q3 us-gaap Profit Loss
ProfitLoss
551500000 USD
us-gaap Profit Loss
ProfitLoss
581100000 USD
CY2016Q4 us-gaap Receivables From Brokers Dealers And Clearing Organizations
ReceivablesFromBrokersDealersAndClearingOrganizations
4800000 USD
CY2017Q3 us-gaap Receivables From Brokers Dealers And Clearing Organizations
ReceivablesFromBrokersDealersAndClearingOrganizations
190100000 USD
us-gaap Repayments Of Debt
RepaymentsOfDebt
401800000 USD
us-gaap Repayments Of Debt
RepaymentsOfDebt
364600000 USD
CY2015Q4 us-gaap Restricted Cash And Cash Equivalents At Carrying Value
RestrictedCashAndCashEquivalentsAtCarryingValue
5800000 USD
CY2016Q3 us-gaap Restricted Cash And Cash Equivalents At Carrying Value
RestrictedCashAndCashEquivalentsAtCarryingValue
0 USD
CY2016Q4 us-gaap Restricted Cash And Cash Equivalents At Carrying Value
RestrictedCashAndCashEquivalentsAtCarryingValue
0 USD
CY2017Q3 us-gaap Restricted Cash And Cash Equivalents At Carrying Value
RestrictedCashAndCashEquivalentsAtCarryingValue
0 USD
CY2016Q4 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
2776600000 USD
CY2017Q3 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
2800800000 USD
CY2016Q3 us-gaap Revenues
Revenues
56800000 USD
us-gaap Revenues
Revenues
163200000 USD
CY2017Q3 us-gaap Revenues
Revenues
87500000 USD
us-gaap Revenues
Revenues
259800000 USD
CY2016Q4 us-gaap Shares Issued Price Per Share
SharesIssuedPricePerShare
742
CY2016Q4 us-gaap Short Term Investments
ShortTermInvestments
174900000 USD
CY2017Q3 us-gaap Short Term Investments
ShortTermInvestments
786500000 USD
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
4477000 shares
CY2016Q4 us-gaap Stockholders Equity
StockholdersEquity
3582700000 USD
CY2017Q3 us-gaap Stockholders Equity
StockholdersEquity
3468800000 USD
CY2016Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
3716000000 USD
CY2017Q3 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
3337200000 USD
CY2016Q4 us-gaap Trading Securities Debt
TradingSecuritiesDebt
2081100000 USD
CY2017Q3 us-gaap Trading Securities Debt
TradingSecuritiesDebt
1490000000 USD
CY2016Q4 us-gaap Trading Securities Equity
TradingSecuritiesEquity
285600000 USD
CY2017Q3 us-gaap Trading Securities Equity
TradingSecuritiesEquity
774400000 USD
CY2016Q3 us-gaap Trading Securities Realized Gain Loss
TradingSecuritiesRealizedGainLoss
700000 USD
us-gaap Trading Securities Realized Gain Loss
TradingSecuritiesRealizedGainLoss
265000000 USD
CY2017Q3 us-gaap Trading Securities Realized Gain Loss
TradingSecuritiesRealizedGainLoss
7400000 USD
us-gaap Trading Securities Realized Gain Loss
TradingSecuritiesRealizedGainLoss
21000000 USD
CY2016Q3 us-gaap Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
9900000 USD
us-gaap Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
-240700000 USD
CY2017Q3 us-gaap Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
26100000 USD
us-gaap Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
82100000 USD
CY2016Q3 us-gaap Undistributed Earnings
UndistributedEarnings
6300000 USD
us-gaap Undistributed Earnings
UndistributedEarnings
-79800000 USD
CY2017Q3 us-gaap Undistributed Earnings
UndistributedEarnings
22700000 USD
us-gaap Undistributed Earnings
UndistributedEarnings
26600000 USD
CY2016Q4 us-gaap Unearned Premiums
UnearnedPremiums
82900000 USD
CY2017Q3 us-gaap Unearned Premiums
UnearnedPremiums
118500000 USD
CY2016Q3 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
4879400 shares
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
5174800 shares
CY2017Q3 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
4297200 shares
CY2016Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
4811300 shares
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
5111900 shares
CY2017Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
4243500 shares
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
4422500 shares
CY2016Q3 us-gaap Weighted Average Number Of Shares Issued Basic
WeightedAverageNumberOfSharesIssuedBasic
4867400 shares
us-gaap Weighted Average Number Of Shares Issued Basic
WeightedAverageNumberOfSharesIssuedBasic
5166600 shares
CY2017Q3 us-gaap Weighted Average Number Of Shares Issued Basic
WeightedAverageNumberOfSharesIssuedBasic
4297200 shares
us-gaap Weighted Average Number Of Shares Issued Basic
WeightedAverageNumberOfSharesIssuedBasic
4477000 shares
CY2016Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
4799300 shares
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
5103700 shares
CY2017Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
4243500 shares
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
4422500 shares
CY2016Q3 us-gaap Weighted Average Number Of Shares Restricted Stock
WeightedAverageNumberOfSharesRestrictedStock
68100 shares
us-gaap Weighted Average Number Of Shares Restricted Stock
WeightedAverageNumberOfSharesRestrictedStock
62900 shares
CY2017Q3 us-gaap Weighted Average Number Of Shares Restricted Stock
WeightedAverageNumberOfSharesRestrictedStock
53700 shares
us-gaap Weighted Average Number Of Shares Restricted Stock
WeightedAverageNumberOfSharesRestrictedStock
54500 shares
CY2016Q4 wtm Accumulated Other Comprehensive Income Loss Net Of Tax Other
AccumulatedOtherComprehensiveIncomeLossNetOfTaxOther
-3200000 USD
CY2017Q3 wtm Accumulated Other Comprehensive Income Loss Net Of Tax Other
AccumulatedOtherComprehensiveIncomeLossNetOfTaxOther
0 USD
CY2016Q3 wtm Aggregate Allocation To Restricted Shares Including Dividend
AggregateAllocationToRestrictedSharesIncludingDividend
100000 USD
wtm Aggregate Allocation To Restricted Shares Including Dividend
AggregateAllocationToRestrictedSharesIncludingDividend
-800000 USD
CY2017Q3 wtm Aggregate Allocation To Restricted Shares Including Dividend
AggregateAllocationToRestrictedSharesIncludingDividend
300000 USD
wtm Aggregate Allocation To Restricted Shares Including Dividend
AggregateAllocationToRestrictedSharesIncludingDividend
400000 USD
CY2016Q4 wtm Cash Including Restricted Cash
CashIncludingRestrictedCash
80200000 USD
CY2017Q3 wtm Cash Including Restricted Cash
CashIncludingRestrictedCash
48600000 USD
CY2015Q4 wtm Cash Reclassified From Assets Held For Sale
CashReclassifiedFromAssetsHeldForSale
1200000 USD
CY2016Q3 wtm Cash Reclassified From Assets Held For Sale
CashReclassifiedFromAssetsHeldForSale
3800000 USD
CY2016Q4 wtm Cash Reclassified From Assets Held For Sale
CashReclassifiedFromAssetsHeldForSale
900000 USD
CY2017Q3 wtm Cash Reclassified From Assets Held For Sale
CashReclassifiedFromAssetsHeldForSale
0 USD
wtm Distributionfrom Contributionsto Discontinued Operationsfor Investing Activities
DistributionfromContributionstoDiscontinuedOperationsforInvestingActivities
396600000 USD
wtm Distributionfrom Contributionsto Discontinued Operationsfor Investing Activities
DistributionfromContributionstoDiscontinuedOperationsforInvestingActivities
-167700000 USD
wtm Distributionsfromcontributionstodiscontinuedoperations
Distributionsfromcontributionstodiscontinuedoperations
42200000 USD
wtm Distributionsfromcontributionstodiscontinuedoperations
Distributionsfromcontributionstodiscontinuedoperations
45200000 USD
CY2016Q3 wtm Dividends Common Stock Cash Net Of Restricted Common Share Amounts
DividendsCommonStockCashNetOfRestrictedCommonShareAmounts
0 USD
wtm Dividends Common Stock Cash Net Of Restricted Common Share Amounts
DividendsCommonStockCashNetOfRestrictedCommonShareAmounts
5900000 USD
CY2017Q3 wtm Dividends Common Stock Cash Net Of Restricted Common Share Amounts
DividendsCommonStockCashNetOfRestrictedCommonShareAmounts
0 USD
wtm Dividends Common Stock Cash Net Of Restricted Common Share Amounts
DividendsCommonStockCashNetOfRestrictedCommonShareAmounts
4500000 USD
wtm Fair Value Assets Measured On Recurring Basis Gain Loss Included In Earnings
FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInEarnings
-27200000 USD
wtm Fair Value Assets Measured On Recurring Basis Gain Loss Included In Earnings
FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInEarnings
125600000 USD
wtm Fair Value Assets Measured On Recurring Basis Transfers In
FairValueAssetsMeasuredOnRecurringBasisTransfersIn
68000000 USD
wtm Fair Value Assets Measured On Recurring Basis Transfers In
FairValueAssetsMeasuredOnRecurringBasisTransfersIn
13100000 USD
wtm Fair Value Assets Measured On Recurring Basis Transfers Out
FairValueAssetsMeasuredOnRecurringBasisTransfersOut
68000000 USD
wtm Fair Value Assets Measured On Recurring Basis Transfers Out
FairValueAssetsMeasuredOnRecurringBasisTransfersOut
13100000 USD
wtm Goodwilland Indefinitelived Intangible Assets Writtenoff Relatedto Saleof Business Unit
GoodwillandIndefinitelivedIntangibleAssetsWrittenoffRelatedtoSaleofBusinessUnit
2800000 USD
CY2016Q4 wtm Incentive Compensation Payable
IncentiveCompensationPayable
95700000 USD
CY2017Q3 wtm Incentive Compensation Payable
IncentiveCompensationPayable
76900000 USD
CY2016Q3 wtm Income Loss From Continuing Operatings Excluding Portion Attributable To Noncontrolling Interest Net
IncomeLossFromContinuingOperatingsExcludingPortionAttributableToNoncontrollingInterestNet
6300000 USD
wtm Income Loss From Continuing Operatings Excluding Portion Attributable To Noncontrolling Interest Net
IncomeLossFromContinuingOperatingsExcludingPortionAttributableToNoncontrollingInterestNet
-73900000 USD
CY2017Q3 wtm Income Loss From Continuing Operatings Excluding Portion Attributable To Noncontrolling Interest Net
IncomeLossFromContinuingOperatingsExcludingPortionAttributableToNoncontrollingInterestNet
22700000 USD
wtm Income Loss From Continuing Operatings Excluding Portion Attributable To Noncontrolling Interest Net
IncomeLossFromContinuingOperatingsExcludingPortionAttributableToNoncontrollingInterestNet
31100000 USD
wtm Increase Decrease In Unsettled Accounts Receivable And Accounts Payable
IncreaseDecreaseInUnsettledAccountsReceivableAndAccountsPayable
-113700000 USD
wtm Increase Decrease In Unsettled Accounts Receivable And Accounts Payable
IncreaseDecreaseInUnsettledAccountsReceivableAndAccountsPayable
-135600000 USD
CY2016Q4 wtm Liabilities Held For Sale
LiabilitiesHeldForSale
2569300000 USD
CY2017Q3 wtm Liabilities Held For Sale
LiabilitiesHeldForSale
0 USD
wtm Maximum Differences Between Prices Provided By Pricing Services Considered Outliers
MaximumDifferencesBetweenPricesProvidedByPricingServicesConsideredOutliers
1000000 USD
wtm Maximum Percentage Differences Between Prices Provided By Pricing Services Considered Outliers
MaximumPercentageDifferencesBetweenPricesProvidedByPricingServicesConsideredOutliers
0.05
wtm Memberscapitalcontribution
Memberscapitalcontribution
-28200000 USD
wtm Memberscapitalcontribution
Memberscapitalcontribution
-25700000 USD
wtm Net Acquisitions Of Property And Equipment
NetAcquisitionsOfPropertyAndEquipment
900000 USD
wtm Net Acquisitions Of Property And Equipment
NetAcquisitionsOfPropertyAndEquipment
-1000000 USD
CY2016Q3 wtm Net Income Loss Attributableto Parent Basicand Diluted Earnings Per Share Numerators
NetIncomeLossAttributabletoParentBasicandDilutedEarningsPerShareNumerators
6300000 USD
wtm Net Income Loss Attributableto Parent Basicand Diluted Earnings Per Share Numerators
NetIncomeLossAttributabletoParentBasicandDilutedEarningsPerShareNumerators
-73900000 USD
CY2017Q3 wtm Net Income Loss Attributableto Parent Basicand Diluted Earnings Per Share Numerators
NetIncomeLossAttributabletoParentBasicandDilutedEarningsPerShareNumerators
22700000 USD
wtm Net Income Loss Attributableto Parent Basicand Diluted Earnings Per Share Numerators
NetIncomeLossAttributabletoParentBasicandDilutedEarningsPerShareNumerators
31100000 USD
CY2016Q3 wtm Net Investment Income Surplus Notes
NetInvestmentIncomeSurplusNotes
0 USD
wtm Net Investment Income Surplus Notes
NetInvestmentIncomeSurplusNotes
0 USD
CY2017Q3 wtm Net Investment Income Surplus Notes
NetInvestmentIncomeSurplusNotes
0 USD
CY2016Q3 wtm Net Realized Gain Lossand Foreign Currency Gain Losson Trading Securities Netof Tax
NetRealizedGainLossandForeignCurrencyGainLossonTradingSecuritiesNetofTax
600000 USD
wtm Net Realized Gain Lossand Foreign Currency Gain Losson Trading Securities Netof Tax
NetRealizedGainLossandForeignCurrencyGainLossonTradingSecuritiesNetofTax
219900000 USD
CY2017Q3 wtm Net Realized Gain Lossand Foreign Currency Gain Losson Trading Securities Netof Tax
NetRealizedGainLossandForeignCurrencyGainLossonTradingSecuritiesNetofTax
6200000 USD
wtm Net Realized Gain Lossand Foreign Currency Gain Losson Trading Securities Netof Tax
NetRealizedGainLossandForeignCurrencyGainLossonTradingSecuritiesNetofTax
17200000 USD
CY2016Q3 wtm Net Realizedand Unrealized Gain Losson Trading Securities Netof Tax
NetRealizedandUnrealizedGainLossonTradingSecuritiesNetofTax
10900000 USD
wtm Net Realizedand Unrealized Gain Losson Trading Securities Netof Tax
NetRealizedandUnrealizedGainLossonTradingSecuritiesNetofTax
23200000 USD
CY2017Q3 wtm Net Realizedand Unrealized Gain Losson Trading Securities Netof Tax
NetRealizedandUnrealizedGainLossonTradingSecuritiesNetofTax
28600000 USD
wtm Net Realizedand Unrealized Gain Losson Trading Securities Netof Tax
NetRealizedandUnrealizedGainLossonTradingSecuritiesNetofTax
93000000 USD
CY2016Q3 wtm Net Unrealized Gain Loss And Foreign Currency Gain Loss On Trading Securities Net Of Tax
NetUnrealizedGainLossAndForeignCurrencyGainLossOnTradingSecuritiesNetOfTax
10300000 USD
wtm Net Unrealized Gain Loss And Foreign Currency Gain Loss On Trading Securities Net Of Tax
NetUnrealizedGainLossAndForeignCurrencyGainLossOnTradingSecuritiesNetOfTax
-196700000 USD
CY2017Q3 wtm Net Unrealized Gain Loss And Foreign Currency Gain Loss On Trading Securities Net Of Tax
NetUnrealizedGainLossAndForeignCurrencyGainLossOnTradingSecuritiesNetOfTax
22400000 USD
wtm Net Unrealized Gain Loss And Foreign Currency Gain Loss On Trading Securities Net Of Tax
NetUnrealizedGainLossAndForeignCurrencyGainLossOnTradingSecuritiesNetOfTax
75800000 USD
CY2016Q3 wtm Net Unrealized Gain Lossand Foreign Currency Gain Losson Trading Securities
NetUnrealizedGainLossandForeignCurrencyGainLossonTradingSecurities
10200000 USD
wtm Net Unrealized Gain Lossand Foreign Currency Gain Losson Trading Securities
NetUnrealizedGainLossandForeignCurrencyGainLossonTradingSecurities
-237800000 USD
CY2017Q3 wtm Net Unrealized Gain Lossand Foreign Currency Gain Losson Trading Securities
NetUnrealizedGainLossandForeignCurrencyGainLossonTradingSecurities
25700000 USD
wtm Net Unrealized Gain Lossand Foreign Currency Gain Losson Trading Securities
NetUnrealizedGainLossandForeignCurrencyGainLossonTradingSecurities
81700000 USD
CY2016Q3 wtm Net Unrealized Gain Lossand Foreign Currency Gain Losson Trading Securities Tax
NetUnrealizedGainLossandForeignCurrencyGainLossonTradingSecuritiesTax
-100000 USD
wtm Net Unrealized Gain Lossand Foreign Currency Gain Losson Trading Securities Tax
NetUnrealizedGainLossandForeignCurrencyGainLossonTradingSecuritiesTax
-41100000 USD
CY2017Q3 wtm Net Unrealized Gain Lossand Foreign Currency Gain Losson Trading Securities Tax
NetUnrealizedGainLossandForeignCurrencyGainLossonTradingSecuritiesTax
3300000 USD
wtm Net Unrealized Gain Lossand Foreign Currency Gain Losson Trading Securities Tax
NetUnrealizedGainLossandForeignCurrencyGainLossonTradingSecuritiesTax
5900000 USD
CY2017Q3 wtm Outstandingredemptions
Outstandingredemptions
19100000 USD
wtm Paymentofcontingentconsideration
Paymentofcontingentconsideration
7800000 USD
wtm Paymentofcontingentconsideration
Paymentofcontingentconsideration
0 USD
wtm Payments To Acquire Trading Common Equity Securities
PaymentsToAcquireTradingCommonEquitySecurities
94700000 USD
wtm Payments To Acquire Trading Common Equity Securities
PaymentsToAcquireTradingCommonEquitySecurities
818600000 USD
wtm Payments To Acquire Trading Fixed Maturity And Convertible Fixed Maturity Investments
PaymentsToAcquireTradingFixedMaturityAndConvertibleFixedMaturityInvestments
3591500000 USD
wtm Payments To Acquire Trading Fixed Maturity And Convertible Fixed Maturity Investments
PaymentsToAcquireTradingFixedMaturityAndConvertibleFixedMaturityInvestments
1189800000 USD
CY2016 wtm Percentage Of Investments Recorded At Fair Value
PercentageOfInvestmentsRecordedAtFairValue
0.94
wtm Percentage Of Investments Recorded At Fair Value
PercentageOfInvestmentsRecordedAtFairValue
0.93
wtm Proceeds From Maturities Of Trading Fixed Maturity And Convertible Fixed Maturity Investments
ProceedsFromMaturitiesOfTradingFixedMaturityAndConvertibleFixedMaturityInvestments
184400000 USD
wtm Proceeds From Maturities Of Trading Fixed Maturity And Convertible Fixed Maturity Investments
ProceedsFromMaturitiesOfTradingFixedMaturityAndConvertibleFixedMaturityInvestments
178600000 USD
wtm Proceeds From Sale Of Trading Common Equity Securities
ProceedsFromSaleOfTradingCommonEquitySecurities
683000000 USD
wtm Proceeds From Sale Of Trading Common Equity Securities
ProceedsFromSaleOfTradingCommonEquitySecurities
407800000 USD
wtm Proceeds From Sale Of Trading Fixed Maturity And Convertible Fixed Maturity Investments
ProceedsFromSaleOfTradingFixedMaturityAndConvertibleFixedMaturityInvestments
2009400000 USD
wtm Proceeds From Sale Of Trading Fixed Maturity And Convertible Fixed Maturity Investments
ProceedsFromSaleOfTradingFixedMaturityAndConvertibleFixedMaturityInvestments
1631200000 USD
CY2016Q3 wtm Taxon Net Realized Gain Lossand Foreign Currency Gain Losson Trading Securities
TaxonNetRealizedGainLossandForeignCurrencyGainLossonTradingSecurities
100000 USD
wtm Taxon Net Realized Gain Lossand Foreign Currency Gain Losson Trading Securities
TaxonNetRealizedGainLossandForeignCurrencyGainLossonTradingSecurities
45100000 USD
CY2017Q3 wtm Taxon Net Realized Gain Lossand Foreign Currency Gain Losson Trading Securities
TaxonNetRealizedGainLossandForeignCurrencyGainLossonTradingSecurities
600000 USD
wtm Taxon Net Realized Gain Lossand Foreign Currency Gain Losson Trading Securities
TaxonNetRealizedGainLossandForeignCurrencyGainLossonTradingSecurities
3600000 USD
CY2016Q3 wtm Taxonnetrealizedandunrealizedgainslosstradingsecurities
Taxonnetrealizedandunrealizedgainslosstradingsecurities
0 USD
wtm Taxonnetrealizedandunrealizedgainslosstradingsecurities
Taxonnetrealizedandunrealizedgainslosstradingsecurities
4000000 USD
CY2017Q3 wtm Taxonnetrealizedandunrealizedgainslosstradingsecurities
Taxonnetrealizedandunrealizedgainslosstradingsecurities
3900000 USD
wtm Taxonnetrealizedandunrealizedgainslosstradingsecurities
Taxonnetrealizedandunrealizedgainslosstradingsecurities
9500000 USD
CY2016Q3 wtm Trading Securities Realized Foreign Currency Gain Loss Netof Tax
TradingSecuritiesRealizedForeignCurrencyGainLossNetofTax
0 USD
wtm Trading Securities Realized Foreign Currency Gain Loss Netof Tax
TradingSecuritiesRealizedForeignCurrencyGainLossNetofTax
0 USD
CY2017Q3 wtm Trading Securities Realized Foreign Currency Gain Loss Netof Tax
TradingSecuritiesRealizedForeignCurrencyGainLossNetofTax
-600000 USD
CY2016Q3 wtm Trading Securities Realized Gain Loss Total
TradingSecuritiesRealizedGainLossTotal
700000 USD
wtm Trading Securities Realized Gain Loss Total
TradingSecuritiesRealizedGainLossTotal
265000000 USD
CY2017Q3 wtm Trading Securities Realized Gain Loss Total
TradingSecuritiesRealizedGainLossTotal
6800000 USD
wtm Trading Securities Realized Gain Loss Total
TradingSecuritiesRealizedGainLossTotal
20800000 USD
CY2016Q3 wtm Trading Securities Realized Holding Gain Losson Investmentsafter Tax
TradingSecuritiesRealizedHoldingGainLossonInvestmentsafterTax
600000 USD
wtm Trading Securities Realized Holding Gain Losson Investmentsafter Tax
TradingSecuritiesRealizedHoldingGainLossonInvestmentsafterTax
219900000 USD
CY2017Q3 wtm Trading Securities Realized Holding Gain Losson Investmentsafter Tax
TradingSecuritiesRealizedHoldingGainLossonInvestmentsafterTax
6800000 USD
wtm Trading Securities Realized Holding Gain Losson Investmentsafter Tax
TradingSecuritiesRealizedHoldingGainLossonInvestmentsafterTax
17400000 USD
CY2016Q3 wtm Trading Securities Taxon Realized Foreign Currency Transaction Gain Loss Tax
TradingSecuritiesTaxonRealizedForeignCurrencyTransactionGainLossTax
0 USD
wtm Trading Securities Taxon Realized Foreign Currency Transaction Gain Loss Tax
TradingSecuritiesTaxonRealizedForeignCurrencyTransactionGainLossTax
0 USD
CY2017Q3 wtm Trading Securities Taxon Realized Foreign Currency Transaction Gain Loss Tax
TradingSecuritiesTaxonRealizedForeignCurrencyTransactionGainLossTax
0 USD
wtm Trading Securities Taxon Realized Foreign Currency Transaction Gain Loss Tax
TradingSecuritiesTaxonRealizedForeignCurrencyTransactionGainLossTax
0 USD
CY2016Q3 wtm Trading Securities Taxon Unrealized Holding Gain Losson Investments
TradingSecuritiesTaxonUnrealizedHoldingGainLossonInvestments
-100000 USD
wtm Trading Securities Taxon Unrealized Holding Gain Losson Investments
TradingSecuritiesTaxonUnrealizedHoldingGainLossonInvestments
-41100000 USD
CY2017Q3 wtm Trading Securities Taxon Unrealized Holding Gain Losson Investments
TradingSecuritiesTaxonUnrealizedHoldingGainLossonInvestments
3300000 USD
wtm Trading Securities Taxon Unrealized Holding Gain Losson Investments
TradingSecuritiesTaxonUnrealizedHoldingGainLossonInvestments
5900000 USD
CY2016Q3 wtm Trading Securities Unrealized Foreign Currency Gain Loss Net Of Tax
TradingSecuritiesUnrealizedForeignCurrencyGainLossNetOfTax
300000 USD
wtm Trading Securities Unrealized Foreign Currency Gain Loss Net Of Tax
TradingSecuritiesUnrealizedForeignCurrencyGainLossNetOfTax
2900000 USD
CY2017Q3 wtm Trading Securities Unrealized Foreign Currency Gain Loss Net Of Tax
TradingSecuritiesUnrealizedForeignCurrencyGainLossNetOfTax
-400000 USD
wtm Trading Securities Unrealized Foreign Currency Gain Loss Net Of Tax
TradingSecuritiesUnrealizedForeignCurrencyGainLossNetOfTax
-400000 USD
CY2016Q3 wtm Trading Securities Unrealized Foreign Currency Transaction Gain Loss Tax
TradingSecuritiesUnrealizedForeignCurrencyTransactionGainLossTax
0 USD
wtm Trading Securities Unrealized Foreign Currency Transaction Gain Loss Tax
TradingSecuritiesUnrealizedForeignCurrencyTransactionGainLossTax
0 USD
CY2017Q3 wtm Trading Securities Unrealized Foreign Currency Transaction Gain Loss Tax
TradingSecuritiesUnrealizedForeignCurrencyTransactionGainLossTax
0 USD
wtm Trading Securities Unrealized Foreign Currency Transaction Gain Loss Tax
TradingSecuritiesUnrealizedForeignCurrencyTransactionGainLossTax
0 USD
CY2016Q3 wtm Trading Securities Unrealized Holding Gain Losson Investmentsafter Tax
TradingSecuritiesUnrealizedHoldingGainLossonInvestmentsafterTax
10000000 USD
wtm Trading Securities Unrealized Holding Gain Losson Investmentsafter Tax
TradingSecuritiesUnrealizedHoldingGainLossonInvestmentsafterTax
-199600000 USD
CY2017Q3 wtm Trading Securities Unrealized Holding Gain Losson Investmentsafter Tax
TradingSecuritiesUnrealizedHoldingGainLossonInvestmentsafterTax
22800000 USD
wtm Trading Securities Unrealized Holding Gain Losson Investmentsafter Tax
TradingSecuritiesUnrealizedHoldingGainLossonInvestmentsafterTax
76200000 USD
CY2016Q3 wtm Tradingsecurities Taxon Realized Holding Gain Losson Investments
TradingsecuritiesTaxonRealizedHoldingGainLossonInvestments
100000 USD
wtm Tradingsecurities Taxon Realized Holding Gain Losson Investments
TradingsecuritiesTaxonRealizedHoldingGainLossonInvestments
45100000 USD
CY2017Q3 wtm Tradingsecurities Taxon Realized Holding Gain Losson Investments
TradingsecuritiesTaxonRealizedHoldingGainLossonInvestments
600000 USD
wtm Tradingsecurities Taxon Realized Holding Gain Losson Investments
TradingsecuritiesTaxonRealizedHoldingGainLossonInvestments
3600000 USD
us-gaap Loss Contingency Disclosures
LossContingencyDisclosures
<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;text-decoration:underline;">Note 17. Contingencies</font></div><div style="line-height:120%;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Legal Contingencies</font></div><div style="line-height:120%;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">White Mountains is subject to litigation and arbitration in the normal course of business. White Mountains considers the requirements of ASC 450 when evaluating its exposure to litigation and arbitration. ASC 450 requires that accruals be established for litigation and arbitration if it is probable that a loss has been incurred and it can be reasonably estimated. ASC 450 also requires that litigation and arbitration be disclosed if it is probable that a loss has been incurred or if there is a reasonable possibility that a loss may have been incurred. White Mountains does not have any current litigation that may have a material adverse effect on White Mountains&#8217;s financial condition, results of operations or cash flows.</font></div></div>

Files In Submission

Name View Source Status
0000776867-17-000037-index-headers.html Edgar Link pending
0000776867-17-000037-index.html Edgar Link pending
0000776867-17-000037.txt Edgar Link pending
0000776867-17-000037-xbrl.zip Edgar Link pending
FilingSummary.xml Edgar Link unprocessable
Financial_Report.xlsx Edgar Link pending
R1.htm Edgar Link pending
R10.htm Edgar Link pending
R11.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
report.css Edgar Link pending
Show.js Edgar Link pending
wtm-20170930.xml Edgar Link completed
wtm-20170930.xsd Edgar Link pending
wtm-20170930_cal.xml Edgar Link unprocessable
wtm-20170930_def.xml Edgar Link unprocessable
wtm-20170930_lab.xml Edgar Link unprocessable
wtm-20170930_pre.xml Edgar Link unprocessable
wtm10-q93017.htm Edgar Link pending
wtm10-q93017ex311.htm Edgar Link pending
wtm10-q93017ex312.htm Edgar Link pending
wtm10-q93017ex321.htm Edgar Link pending
wtm10-q93017ex322.htm Edgar Link pending