10-K Filing

OLD REPUBLIC INTERNATIONAL CORP CIK: 74260 FY 2018

Filing Information

Form Type	10-K
Accession Number	`0000074260-19-000016`
Period End Date	20181231
Filing Date	20190228
Fiscal Year	2018
Fiscal Period	FY
XBRL Instance	ori-20181231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 106 Income Statement 134 Cash Flow Statement 119 Stockholders Equity 32 Comprehensive Income 50

Balance Sheet 106 line items

Line Item	Tag	Value	Unit	Period
Available-for-sale Debt Securities, Amortized Cost Basis	`AvailableForSaleDebtSecuritiesAmortizedCostBasis`	$8.29B	USD	Point-in-time
Available-for-sale Debt Securities, Amortized Cost Basis	`AvailableForSaleDebtSecuritiesAmortizedCostBasis`	$8.16B	USD	Point-in-time
Fixed maturity securities (at fair value) (amortized cost: $8,285.0 and $8,162.2)	`AvailableForSaleSecuritiesDebtSecurities`	$8.28B	USD	Point-in-time
Available-for-sale Equity Securities, Amortized Cost Basis	`AvailableForSaleEquitySecuritiesAmortizedCostBasis`	$3.04B	USD	Point-in-time
Fixed maturity securities (at fair value) (amortized cost: $8,285.0 and $8,162.2)	`AvailableForSaleSecuritiesDebtSecurities`	$8.18B	USD	Point-in-time
Available-for-sale Equity Securities, Amortized Cost Basis	`AvailableForSaleEquitySecuritiesAmortizedCostBasis`	$2.63B	USD	Point-in-time
Short-term investments (at fair value which approximates cost)	`OtherShortTermInvestments`	$670.10M	USD	Point-in-time
Short-term investments (at fair value which approximates cost)	`OtherShortTermInvestments`	$354.90M	USD	Point-in-time
Held-to-maturity Securities, Fair Value	`HeldToMaturitySecuritiesFairValue`	$1.03B	USD	Point-in-time
Held-to-maturity Securities, Fair Value	`HeldToMaturitySecuritiesFairValue`	$1.07B	USD	Point-in-time
Total	`AvailableForSaleSecurities`	$8.54B	USD	Point-in-time
Preferred Stock, Par or Stated Value Per Share	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred Stock, Par or Stated Value Per Share	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Total	`AvailableForSaleSecurities`	$8.95B	USD	Point-in-time
Preferred Stock, Shares Authorized	`PreferredStockSharesAuthorized`	75.00M	shares	Point-in-time
Preferred Stock, Shares Authorized	`PreferredStockSharesAuthorized`	75.00M	shares	Point-in-time
Preferred Stock, Shares Outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Preferred Stock, Shares Outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Fixed maturity securities (at amortized cost) (fair value: $1,034.5 and $1,069.2)	`HeldToMaturitySecurities`	$1.04B	USD	Point-in-time
Fixed maturity securities (at amortized cost) (fair value: $1,034.5 and $1,069.2)	`HeldToMaturitySecurities`	$1.07B	USD	Point-in-time
Equity securities (at fair value) (cost: $3,039.1 and $2,629.9)	`AvailableForSaleSecuritiesEquitySecurities`	$3.27B	USD	Point-in-time
Equity securities (at fair value) (cost: $3,039.1 and $2,629.9)	`AvailableForSaleSecuritiesEquitySecurities`	$3.38B	USD	Point-in-time
Common Stock, Par or Stated Value Per Share	`CommonStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Common Stock, Par or Stated Value Per Share	`CommonStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Other investments	`OtherInvestments`	$31.00M	USD	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Other investments	`OtherInvestments`	$32.50M	USD	Point-in-time
Common Stock, Shares, Issued	`CommonStockSharesIssued`	302.71M	shares	Point-in-time
Total investments	`Investments`	$12.99B	USD	Point-in-time
Total investments	`Investments`	$13.32B	USD	Point-in-time
Common Stock, Shares, Issued	`CommonStockSharesIssued`	269.24M	shares	Point-in-time
Cash	`Cash`	$159.80M	USD	Point-in-time
Cash	`Cash`	$125.90M	USD	Point-in-time
Cash	`Cash`	$100.30M	USD	Point-in-time
Cash	`Cash`	$145.70M	USD	Point-in-time
Securities and indebtedness of related parties	`EquityMethodInvestments`	$12.80M	USD	Point-in-time
Securities and indebtedness of related parties	`EquityMethodInvestments`	$28.40M	USD	Point-in-time
Accrued investment income	`AccruedInvestmentIncomeReceivable`	$92.40M	USD	Point-in-time
Accrued investment income	`AccruedInvestmentIncomeReceivable`	$92.40M	USD	Point-in-time
Accounts and notes receivable	`PremiumsAndOtherReceivablesNet`	$1.47B	USD	Point-in-time
Accounts and notes receivable	`PremiumsAndOtherReceivablesNet`	$1.50B	USD	Point-in-time
Federal income tax recoverable: Current	`IncomeTaxReceivable`	-	USD	Point-in-time
Federal income tax recoverable: Current	`IncomeTaxReceivable`	$16.80M	USD	Point-in-time
Prepaid Taxes	`PrepaidTaxes`	$129.80M	USD	Point-in-time
Prepaid Taxes	`PrepaidTaxes`	$114.30M	USD	Point-in-time
Reinsurance balances and funds held	`FundsHeldUnderReinsuranceAgreementsAsset`	$166.20M	USD	Point-in-time
Reinsurance balances and funds held	`FundsHeldUnderReinsuranceAgreementsAsset`	$141.60M	USD	Point-in-time
Reinsurance recoverable: Paid losses	`ReinsuranceRecoverablesOnPaidLosses`	$55.90M	USD	Point-in-time
Reinsurance recoverable: Paid losses	`ReinsuranceRecoverablesOnPaidLosses`	$60.50M	USD	Point-in-time
Reinsurance recoverable: Policy and claim reserves	`ReinsuranceRecoverablesPolicyAndClaimReserves`	$3.31B	USD	Point-in-time
Reinsurance recoverable: Policy and claim reserves	`ReinsuranceRecoverablesPolicyAndClaimReserves`	$3.17B	USD	Point-in-time
Reinsurance recoverable: Policy and claim reserves	`ReinsuranceRecoverablesPolicyAndClaimReserves`	$3.43B	USD	Point-in-time
Deferred policy acquisition costs	`DeferredPolicyAcquisitionCosts`	$316.30M	USD	Point-in-time
Deferred policy acquisition costs	`DeferredPolicyAcquisitionCosts`	$297.80M	USD	Point-in-time
Deferred policy acquisition costs	`DeferredPolicyAcquisitionCosts`	$274.00M	USD	Point-in-time
Deferred policy acquisition costs	`DeferredPolicyAcquisitionCosts`	$255.40M	USD	Point-in-time
Sundry assets	`OtherAssets`	$497.80M	USD	Point-in-time
Sundry assets	`OtherAssets`	$458.80M	USD	Point-in-time
Total Other Assets	`TotalOtherAssets`	$6.33B	USD	Point-in-time
Total Other Assets	`TotalOtherAssets`	$6.09B	USD	Point-in-time
Total Assets	`Assets`	$19.40B	USD	Point-in-time
Total Assets	`Assets`	$19.33B	USD	Point-in-time
Losses, claims, and settlement expenses	`LiabilityForClaimsAndClaimsAdjustmentExpense`	$9.21B	USD	Point-in-time
Losses, claims, and settlement expenses	`LiabilityForClaimsAndClaimsAdjustmentExpense`	$9.24B	USD	Point-in-time
Losses, claims, and settlement expenses	`LiabilityForClaimsAndClaimsAdjustmentExpense`	$9.47B	USD	Point-in-time
Losses, claims, and settlement expenses	`LiabilityForClaimsAndClaimsAdjustmentExpense`	$9.12B	USD	Point-in-time
Unearned premiums	`UnearnedPremiums`	$1.97B	USD	Point-in-time
Unearned premiums	`UnearnedPremiums`	$2.10B	USD	Point-in-time
Other policyholders' benefits and funds	`OtherPolicholdersBenefitsAndFunds`	$204.70M	USD	Point-in-time
Other policyholders' benefits and funds	`OtherPolicholdersBenefitsAndFunds`	$198.60M	USD	Point-in-time
Total policy liabilities and accruals	`TotalPolicyLiabilitiesAndAccruals`	$11.41B	USD	Point-in-time
Total policy liabilities and accruals	`TotalPolicyLiabilitiesAndAccruals`	$11.77B	USD	Point-in-time
Commissions, expenses, fees, and taxes	`AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent`	$547.70M	USD	Point-in-time
Commissions, expenses, fees, and taxes	`AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent`	$525.40M	USD	Point-in-time
Reinsurance balances and funds	`ReinsuranceBalancesAndFundsHeld`	$566.90M	USD	Point-in-time
Reinsurance balances and funds	`ReinsuranceBalancesAndFundsHeld`	$600.40M	USD	Point-in-time
Taxes Payable, Current	`TaxesPayableCurrent`	$6.50M	USD	Point-in-time
Taxes Payable, Current	`TaxesPayableCurrent`	-	USD	Point-in-time
Deferred Tax Liabilities, Net	`DeferredTaxLiabilities`	$10.30M	USD	Point-in-time
Deferred Tax Liabilities, Net	`DeferredTaxLiabilities`	$100.50M	USD	Point-in-time
Deferred Tax Liabilities, Net	`DeferredTaxLiabilities`	$42.60M	USD	Point-in-time
Debt	`DebtAndCapitalLeaseObligations`	$1.45B	USD	Point-in-time
Debt	`DebtAndCapitalLeaseObligations`	$981.40M	USD	Point-in-time
Sundry liabilities	`OtherLiabilities`	$585.80M	USD	Point-in-time
Sundry liabilities	`OtherLiabilities`	$288.30M	USD	Point-in-time
Commitments and contingent liabilities	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingent liabilities	`CommitmentsAndContingencies`	-	USD	Point-in-time
Total Liabilities	`Liabilities`	$14.67B	USD	Point-in-time
Total Liabilities	`Liabilities`	$14.18B	USD	Point-in-time
Preferred Stock	`PreferredStockValueOutstanding`	-	USD	Point-in-time
Preferred Stock	`PreferredStockValueOutstanding`	-	USD	Point-in-time
Common stock	`CommonStockValue`	$302.70M	USD	Point-in-time
Common stock	`CommonStockValue`	$269.20M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$1.28B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$815.20M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.21B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.85B	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-210.00M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$474.20M	USD	Point-in-time
Unallocated ESSOP shares (at cost)	`UnallocatedEssopShares`	$73.90M	USD	Point-in-time
Unallocated ESSOP shares (at cost)	`UnallocatedEssopShares`	$32.40M	USD	Point-in-time
Total Common Shareholders' Equity	`StockholdersEquity`	$4.73B	USD	Point-in-time
Total Common Shareholders' Equity	`StockholdersEquity`	$5.15B	USD	Point-in-time
Total Liabilities, Preferred Stock and Common Shareholders' Equity	`LiabilitiesAndStockholdersEquity`	$19.33B	USD	Point-in-time
Total Liabilities, Preferred Stock and Common Shareholders' Equity	`LiabilitiesAndStockholdersEquity`	$19.40B	USD	Point-in-time

Income Statement 134 line items

Line Item	Tag	Value	Unit	Period
Net premiums earned	`PremiumsEarnedNet`	$4.87B	USD	Annual
Net premiums earned	`PremiumsEarnedNet`	$5.25B	USD	Annual
Net premiums earned	`PremiumsEarnedNet`	$5.08B	USD	Annual
Title, escrow, and other fees	`TitleEscrowAndOtherFees`	$464.20M	USD	Annual
Title, escrow, and other fees	`TitleEscrowAndOtherFees`	$450.50M	USD	Annual
Title, escrow, and other fees	`TitleEscrowAndOtherFees`	$459.50M	USD	Annual
Total premiums and fees	`TotalPremiumsAndFees`	$5.54B	USD	Annual
Total premiums and fees	`TotalPremiumsAndFees`	$5.33B	USD	Annual
Total premiums and fees	`TotalPremiumsAndFees`	$5.70B	USD	Annual
Net investment income	`NetInvestmentIncome`	$387.00M	USD	Annual
Net investment income	`NetInvestmentIncome`	$431.80M	USD	Annual
Net investment income	`NetInvestmentIncome`	$409.40M	USD	Annual
Other income	`OtherIncome`	$102.20M	USD	Annual
Other income	`OtherIncome`	$107.30M	USD	Annual
Other income	`OtherIncome`	$121.60M	USD	Annual
Total operating revenues	`TotalOperatingRevenues`	$6.26B	USD	Annual
Total operating revenues	`TotalOperatingRevenues`	$6.05B	USD	Annual
Total operating revenues	`TotalOperatingRevenues`	$5.83B	USD	Annual
Realized from actual transactions	`RealizedInvestmentGainsLossesFromSales`	$211.60M	USD	Annual
Realized from actual transactions	`RealizedInvestmentGainsLossesFromSales`	$77.80M	USD	Annual
Realized from actual transactions	`RealizedInvestmentGainsLossesFromSales`	$58.20M	USD	Annual
Unrealized from changes in fair value of equity securities	`Unrealizedfromchangesinfairvalueofequitysecurities`	-	USD	Annual
Unrealized from changes in fair value of equity securities	`Unrealizedfromchangesinfairvalueofequitysecurities`	$-293.80M	USD	Annual
Unrealized from changes in fair value of equity securities	`Unrealizedfromchangesinfairvalueofequitysecurities`	-	USD	Annual
Realized from impairments	`RealizedInvestmentGainsLossesFromImpairments`	-	USD	Annual
Realized from impairments	`RealizedInvestmentGainsLossesFromImpairments`	$-4.90M	USD	Annual
Realized from impairments	`RealizedInvestmentGainsLossesFromImpairments`	-	USD	Annual
Total realized and unrealized investment gains (losses)	`RealizedInvestmentGainsLosses`	$-235.60M	USD	Annual
Total realized and unrealized investment gains (losses)	`RealizedInvestmentGainsLosses`	$72.80M	USD	Annual
Total realized and unrealized investment gains (losses)	`RealizedInvestmentGainsLosses`	$211.60M	USD	Annual
Total revenues	`Revenues`	$1.44B	USD	1 Quarter
Total revenues	`Revenues`	$1.78B	USD	1 Quarter
Total revenues	`Revenues`	$6.26B	USD	Annual
Total revenues	`Revenues`	$1.59B	USD	1 Quarter
Total revenues	`Revenues`	$1.63B	USD	1 Quarter
Total revenues	`Revenues`	$1.33B	USD	1 Quarter
Total revenues	`Revenues`	$6.02B	USD	Annual
Total revenues	`Revenues`	$1.73B	USD	1 Quarter
Total revenues	`Revenues`	$1.50B	USD	1 Quarter
Total revenues	`Revenues`	$1.28B	USD	1 Quarter
Total revenues	`Revenues`	$5.90B	USD	Annual
Benefits, claims and settlement expenses	`PolicyholderBenefitsAndClaimsIncurredNet`	$2.33B	USD	Annual
Benefits, claims and settlement expenses	`PolicyholderBenefitsAndClaimsIncurredNet`	$2.46B	USD	Annual
Benefits, claims and settlement expenses	`PolicyholderBenefitsAndClaimsIncurredNet`	$2.44B	USD	Annual
Dividends to policyholders	`PolicyholderDividends`	$18.10M	USD	Annual
Dividends to policyholders	`PolicyholderDividends`	$19.50M	USD	Annual
Dividends to policyholders	`PolicyholderDividends`	$19.80M	USD	Annual
Underwriting, acquisition, and other expenses	`UnderwritingAcquisitionAndOtherExpenses`	$2.82B	USD	Annual
Underwriting, acquisition, and other expenses	`UnderwritingAcquisitionAndOtherExpenses`	$3.00B	USD	Annual
Underwriting, acquisition, and other expenses	`UnderwritingAcquisitionAndOtherExpenses`	$3.08B	USD	Annual
Interest and other charges	`InterestAndOtherCharges`	$50.20M	USD	Annual
Interest and other charges	`InterestAndOtherCharges`	$42.20M	USD	Annual
Interest and other charges	`InterestAndOtherCharges`	$63.00M	USD	Annual
Total expenses	`BenefitsLossesAndExpenses`	$1.42B	USD	1 Quarter
Total expenses	`BenefitsLossesAndExpenses`	$1.37B	USD	1 Quarter
Total expenses	`BenefitsLossesAndExpenses`	$1.53B	USD	1 Quarter
Total expenses	`BenefitsLossesAndExpenses`	$5.21B	USD	Annual
Total expenses	`BenefitsLossesAndExpenses`	$5.54B	USD	Annual
Total expenses	`BenefitsLossesAndExpenses`	$1.35B	USD	1 Quarter
Total expenses	`BenefitsLossesAndExpenses`	$1.38B	USD	1 Quarter
Total expenses	`BenefitsLossesAndExpenses`	$5.58B	USD	Annual
Total expenses	`BenefitsLossesAndExpenses`	$1.34B	USD	1 Quarter
Total expenses	`BenefitsLossesAndExpenses`	$1.44B	USD	1 Quarter
Total expenses	`BenefitsLossesAndExpenses`	$1.28B	USD	1 Quarter
Income (loss) before income taxes (credits)	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$725.40M	USD	Annual
Income (loss) before income taxes (credits)	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$686.00M	USD	Annual
Income (loss) before income taxes (credits)	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$438.10M	USD	Annual
Current	`CurrentIncomeTaxExpenseBenefit`	$114.10M	USD	Annual
Current	`CurrentIncomeTaxExpenseBenefit`	$190.10M	USD	Annual
Current	`CurrentIncomeTaxExpenseBenefit`	$132.60M	USD	Annual
Deferred	`DeferredIncomeTaxExpenseBenefit`	$-46.50M	USD	Annual
Deferred	`DeferredIncomeTaxExpenseBenefit`	$32.20M	USD	Annual
Deferred	`DeferredIncomeTaxExpenseBenefit`	$28.80M	USD	Annual
Total	`IncomeTaxExpenseBenefit`	$219.00M	USD	Annual
Total	`IncomeTaxExpenseBenefit`	$164.80M	USD	Annual
Total	`IncomeTaxExpenseBenefit`	$67.50M	USD	Annual
Net Income (Loss)	`NetIncomeLoss`	$197.70M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$560.50M	USD	Annual
Net Income (Loss)	`NetIncomeLoss`	$4.00M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$-106.50M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$370.50M	USD	Annual
Net Income (Loss)	`NetIncomeLoss`	$275.20M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$113.10M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$46.10M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$466.90M	USD	Annual
Net Income (Loss)	`NetIncomeLoss`	$299.60M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$101.60M	USD	1 Quarter
Net income (loss) per share: basic (in dollars per share)	`EarningsPerShareBasic`	$0.92	USD	1 Quarter
Net income (loss) per share: basic (in dollars per share)	`EarningsPerShareBasic`	$0.39	USD	1 Quarter
Net income (loss) per share: basic (in dollars per share)	`EarningsPerShareBasic`	$1.26	USD	Annual
Net income (loss) per share: basic (in dollars per share)	`EarningsPerShareBasic`	$1.80	USD	Annual
Net income (loss) per share: basic (in dollars per share)	`EarningsPerShareBasic`	$2.14	USD	Annual
Net income (loss) per share: basic (in dollars per share)	`EarningsPerShareBasic`	$0.18	USD	1 Quarter
Net income (loss) per share: basic (in dollars per share)	`EarningsPerShareBasic`	$0.01	USD	1 Quarter
Net income (loss) per share: basic (in dollars per share)	`EarningsPerShareBasic`	$0.66	USD	1 Quarter
Net income (loss) per share: basic (in dollars per share)	`EarningsPerShareBasic`	$1.13	USD	1 Quarter
Net income (loss) per share: basic (in dollars per share)	`EarningsPerShareBasic`	$0.43	USD	1 Quarter
Net income (loss) per share: basic (in dollars per share)	`EarningsPerShareBasic`	$-0.36	USD	1 Quarter
Net income (loss) per share: diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.39	USD	1 Quarter
Net income (loss) per share: diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.35	USD	1 Quarter
Net income (loss) per share: diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.17	USD	1 Quarter
Net income (loss) per share: diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.62	USD	Annual
Net income (loss) per share: diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.66	USD	1 Quarter
Net income (loss) per share: diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.92	USD	1 Quarter
Net income (loss) per share: diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.24	USD	Annual
Net income (loss) per share: diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.01	USD	1 Quarter
Net income (loss) per share: diluted (in dollars per share)	`EarningsPerShareDiluted`	$-0.36	USD	1 Quarter
Net income (loss) per share: diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.01	USD	1 Quarter
Net income (loss) per share: diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.92	USD	Annual
weighted average number of shares outstanding, basic	`WeightedAverageNumberOfSharesOutstandingBasic`	294.25M	shares	Annual
weighted average number of shares outstanding, basic	`WeightedAverageNumberOfSharesOutstandingBasic`	259.43M	shares	Annual
weighted average number of shares outstanding, basic	`WeightedAverageNumberOfSharesOutstandingBasic`	278.12M	shares	1 Quarter
weighted average number of shares outstanding, basic	`WeightedAverageNumberOfSharesOutstandingBasic`	299.74M	shares	1 Quarter
weighted average number of shares outstanding, basic	`WeightedAverageNumberOfSharesOutstandingBasic`	262.11M	shares	Annual
weighted average number of shares outstanding, basic	`WeightedAverageNumberOfSharesOutstandingBasic`	260.78M	shares	1 Quarter
weighted average number of shares outstanding, basic	`WeightedAverageNumberOfSharesOutstandingBasic`	261.38M	shares	1 Quarter
weighted average number of shares outstanding, basic	`WeightedAverageNumberOfSharesOutstandingBasic`	264.04M	shares	1 Quarter
weighted average number of shares outstanding, basic	`WeightedAverageNumberOfSharesOutstandingBasic`	261.08M	shares	1 Quarter
weighted average number of shares outstanding, basic	`WeightedAverageNumberOfSharesOutstandingBasic`	299.01M	shares	1 Quarter
weighted average number of shares outstanding, basic	`WeightedAverageNumberOfSharesOutstandingBasic`	299.08M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	299.08M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	298.24M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	301.08M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	298.31M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	279.53M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	298.53M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	300.37M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	296.38M	shares	Annual
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	299.39M	shares	Annual
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	300.85M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	301.02M	shares	Annual
Common Stock, Dividends, Per Share, Cash Paid	`CommonStockDividendsPerShareCashPaid`	$1.76	USD	Annual
Common Stock, Dividends, Per Share, Cash Paid	`CommonStockDividendsPerShareCashPaid`	$0.78	USD	Annual
Common Stock, Dividends, Per Share, Cash Paid	`CommonStockDividendsPerShareCashPaid`	$0.75	USD	Annual

Cash Flow Statement 119 line items

Line Item	Tag	Value	Unit	Period
Special dividend declared in December 2017 and paid in January 2018	`SpecialdividenddeclaredinDecember2017andpaidinJanuary2018`	$269.20M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$197.70M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$560.50M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$4.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-106.50M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$370.50M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$275.20M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$113.10M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$46.10M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$466.90M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$299.60M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$101.60M	USD	1 Quarter
Deferred policy acquisition costs	`IncreaseDecreaseInDeferredPolicyAcquisitionCosts`	$23.30M	USD	Annual
Deferred policy acquisition costs	`IncreaseDecreaseInDeferredPolicyAcquisitionCosts`	$18.30M	USD	Annual
Deferred policy acquisition costs	`IncreaseDecreaseInDeferredPolicyAcquisitionCosts`	$18.40M	USD	Annual
Premiums and other receivables	`IncreaseDecreaseInPremiumsReceivable`	$59.20M	USD	Annual
Premiums and other receivables	`IncreaseDecreaseInPremiumsReceivable`	$79.30M	USD	Annual
Premiums and other receivables	`IncreaseDecreaseInPremiumsReceivable`	$29.30M	USD	Annual
Unpaid claims and related items	`IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve`	$123.70M	USD	Annual
Unpaid claims and related items	`IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve`	$-148.40M	USD	Annual
Unpaid claims and related items	`IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve`	$-31.40M	USD	Annual
Unearned premiums and other policyholders' liabilities	`IncreaseDecreaseInOtherPolicyholderFunds`	$77.60M	USD	Annual
Unearned premiums and other policyholders' liabilities	`IncreaseDecreaseInOtherPolicyholderFunds`	$95.10M	USD	Annual
Unearned premiums and other policyholders' liabilities	`IncreaseDecreaseInOtherPolicyholderFunds`	$152.70M	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxesNet`	$-40.60M	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxesNet`	$-49.50M	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxesNet`	$69.50M	USD	Annual
Prepaid federal income taxes	`IncreaseDecreaseInPrepaidTaxes`	$19.10M	USD	Annual
Prepaid federal income taxes	`IncreaseDecreaseInPrepaidTaxes`	$31.80M	USD	Annual
Prepaid federal income taxes	`IncreaseDecreaseInPrepaidTaxes`	$15.50M	USD	Annual
Reinsurance balances and funds	`IncreaseDecreaseInFundsHeldUnderReinsuranceAgreements`	$-33.10M	USD	Annual
Reinsurance balances and funds	`IncreaseDecreaseInFundsHeldUnderReinsuranceAgreements`	$-25.30M	USD	Annual
Reinsurance balances and funds	`IncreaseDecreaseInFundsHeldUnderReinsuranceAgreements`	$-13.50M	USD	Annual
Realized investment (gains) losses from actual transactions	`GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments`	$58.20M	USD	Annual
Realized investment (gains) losses from actual transactions	`GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments`	$72.80M	USD	Annual
Realized investment (gains) losses from actual transactions	`GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments`	$211.60M	USD	Annual
Unrealized from changes in fair value of equity securities	`Unrealizedfromchangesinfairvalueofequitysecurities`	-	USD	Annual
Unrealized from changes in fair value of equity securities	`Unrealizedfromchangesinfairvalueofequitysecurities`	$-293.80M	USD	Annual
Unrealized from changes in fair value of equity securities	`Unrealizedfromchangesinfairvalueofequitysecurities`	-	USD	Annual
Accounts payable, accrued expenses and other	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$30.00M	USD	Annual
Accounts payable, accrued expenses and other	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$134.50M	USD	Annual
Accounts payable, accrued expenses and other	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$157.00M	USD	Annual
Total	`NetCashProvidedByUsedInOperatingActivities`	$452.80M	USD	Annual
Total	`NetCashProvidedByUsedInOperatingActivities`	$637.30M	USD	Annual
Total	`NetCashProvidedByUsedInOperatingActivities`	$760.50M	USD	Annual
Maturities and early calls	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$967.90M	USD	Annual
Maturities and early calls	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$1.00B	USD	Annual
Maturities and early calls	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$964.00M	USD	Annual
Sales	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$299.10M	USD	Annual
Sales	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$468.40M	USD	Annual
Sales	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$306.20M	USD	Annual
Equity securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesEquity`	$402.60M	USD	Annual
Equity securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesEquity`	$419.10M	USD	Annual
Equity securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesEquity`	$698.50M	USD	Annual
Other - net	`ProceedsFromSaleAndMaturityOfOtherInvestments`	$30.00M	USD	Annual
Other - net	`ProceedsFromSaleAndMaturityOfOtherInvestments`	$56.60M	USD	Annual
Other - net	`ProceedsFromSaleAndMaturityOfOtherInvestments`	$19.40M	USD	Annual
Fixed maturity securities:	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$1.61B	USD	Annual
Fixed maturity securities:	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$1.42B	USD	Annual
Fixed maturity securities:	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$1.17B	USD	Annual
Payments to Acquire Held-to-maturity Securities	`PaymentsToAcquireHeldToMaturitySecurities`	$632.10M	USD	Annual
Payments to Acquire Held-to-maturity Securities	`PaymentsToAcquireHeldToMaturitySecurities`	-	USD	Annual
Payments to Acquire Held-to-maturity Securities	`PaymentsToAcquireHeldToMaturitySecurities`	$114.50M	USD	Annual
Equity securities	`PaymentsToAcquireAvailableForSaleSecuritiesEquity`	$727.20M	USD	Annual
Equity securities	`PaymentsToAcquireAvailableForSaleSecuritiesEquity`	$752.50M	USD	Annual
Equity securities	`PaymentsToAcquireAvailableForSaleSecuritiesEquity`	$928.40M	USD	Annual
Other - net	`PaymentsToAcquireOtherInvestments`	$47.50M	USD	Annual
Other - net	`PaymentsToAcquireOtherInvestments`	$51.60M	USD	Annual
Other - net	`PaymentsToAcquireOtherInvestments`	$54.30M	USD	Annual
Purchase of a business	`PaymentsToAcquireBusinessesNetOfCashAcquired`	-	USD	Annual
Purchase of a business	`PaymentsToAcquireBusinessesNetOfCashAcquired`	-	USD	Annual
Purchase of a business	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$13.10M	USD	Annual
Net decrease (increase) in short-term investments	`PaymentsForProceedsFromShortTermInvestments`	$-314.20M	USD	Annual
Net decrease (increase) in short-term investments	`PaymentsForProceedsFromShortTermInvestments`	$-11.80M	USD	Annual
Net decrease (increase) in short-term investments	`PaymentsForProceedsFromShortTermInvestments`	$12.10M	USD	Annual
Other - net	`PaymentsForProceedsFromOtherInvestingActivities`	$-100.00K	USD	Annual
Other - net	`PaymentsForProceedsFromOtherInvestingActivities`	-	USD	Annual
Other - net	`PaymentsForProceedsFromOtherInvestingActivities`	$100.00K	USD	Annual
Total	`NetCashProvidedByUsedInInvestingActivities`	$-239.50M	USD	Annual
Total	`NetCashProvidedByUsedInInvestingActivities`	$-293.90M	USD	Annual
Total	`NetCashProvidedByUsedInInvestingActivities`	$-1.04B	USD	Annual
Issuance of debentures and notes	`ProceedsFromOtherDebt`	-	USD	Annual
Issuance of debentures and notes	`ProceedsFromOtherDebt`	-	USD	Annual
Issuance of debentures and notes	`ProceedsFromOtherDebt`	$576.80M	USD	Annual
Issuance of common shares	`ProceedsFromIssuanceOfCommonStock`	$17.80M	USD	Annual
Issuance of common shares	`ProceedsFromIssuanceOfCommonStock`	$8.40M	USD	Annual
Issuance of common shares	`ProceedsFromIssuanceOfCommonStock`	$13.10M	USD	Annual
Redemption of debentures and notes	`RepaymentsOfOtherDebt`	$4.70M	USD	Annual
Redemption of debentures and notes	`RepaymentsOfOtherDebt`	$3.50M	USD	Annual
Redemption of debentures and notes	`RepaymentsOfOtherDebt`	$3.90M	USD	Annual
Origination of Loans to Employee Stock Ownership Plans	`OriginationOfLoansToEmployeeStockOwnershipPlans`	-	USD	Annual
Origination of Loans to Employee Stock Ownership Plans	`OriginationOfLoansToEmployeeStockOwnershipPlans`	-	USD	Annual
Origination of Loans to Employee Stock Ownership Plans	`OriginationOfLoansToEmployeeStockOwnershipPlans`	$50.00M	USD	Annual
Dividends on common shares (including a special dividend declared in December 2017 and paid in January 2018 of $269.2)	`PaymentsOfDividendsCommonStock`	$193.80M	USD	Annual
Dividends on common shares (including a special dividend declared in December 2017 and paid in January 2018 of $269.2)	`PaymentsOfDividendsCommonStock`	$498.80M	USD	Annual
Dividends on common shares (including a special dividend declared in December 2017 and paid in January 2018 of $269.2)	`PaymentsOfDividendsCommonStock`	$198.80M	USD	Annual
Other - net	`ProceedsFromPaymentsForOtherFinancingActivities`	$6.40M	USD	Annual
Other - net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-6.00M	USD	Annual
Other - net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-2.80M	USD	Annual
Total	`NetCashProvidedByUsedInFinancingActivities`	$385.00M	USD	Annual
Total	`NetCashProvidedByUsedInFinancingActivities`	$-546.50M	USD	Annual
Total	`NetCashProvidedByUsedInFinancingActivities`	$-178.50M	USD	Annual
Increase (decrease) in cash:	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-14.10M	USD	Annual
Increase (decrease) in cash:	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-19.70M	USD	Annual
Increase (decrease) in cash:	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-25.60M	USD	Annual
Cash, beginning of year	`Cash`	$159.80M	USD	Point-in-time
Cash, beginning of year	`Cash`	$125.90M	USD	Point-in-time
Cash, beginning of year	`Cash`	$100.30M	USD	Point-in-time
Cash, beginning of year	`Cash`	$145.70M	USD	Point-in-time
Cash, end of year	`Cash`	$159.80M	USD	Point-in-time
Cash, end of year	`Cash`	$125.90M	USD	Point-in-time
Cash, end of year	`Cash`	$100.30M	USD	Point-in-time
Cash, end of year	`Cash`	$145.70M	USD	Point-in-time
Cash paid (received) during the period for: Interest	`InterestPaidNet`	$40.90M	USD	Annual
Cash paid (received) during the period for: Interest	`InterestPaidNet`	$62.50M	USD	Annual
Cash paid (received) during the period for: Interest	`InterestPaidNet`	$50.80M	USD	Annual
Cash paid (received) during the period for: Income taxes	`IncomeTaxesPaidNet`	$137.20M	USD	Annual
Cash paid (received) during the period for: Income taxes	`IncomeTaxesPaidNet`	$106.30M	USD	Annual
Cash paid (received) during the period for: Income taxes	`IncomeTaxesPaidNet`	$178.60M	USD	Annual

Stockholders Equity 32 line items

Line Item	Tag	Value	Unit	Period
Beginning Balance	`StockholdersEquity`	$4.73B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$5.15B	USD	Point-in-time
Reclassification - change in accounting principle	`CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption`	$502.10M	USD	Point-in-time
Net income (loss)	`NetIncomeLoss`	$197.70M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$560.50M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$4.00M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-106.50M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$370.50M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$275.20M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$113.10M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$46.10M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$466.90M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$299.60M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$101.60M	USD	1 Quarter
Common Stock, Dividends, Per Share, Cash Paid	`CommonStockDividendsPerShareCashPaid`	$1.76	USD	Annual
Common Stock, Dividends, Per Share, Cash Paid	`CommonStockDividendsPerShareCashPaid`	$0.78	USD	Annual
Common Stock, Dividends, Per Share, Cash Paid	`CommonStockDividendsPerShareCashPaid`	$0.75	USD	Annual
Reclassification of income tax effects of the Tax Cuts and Jobs Act	`ReclassificationofincometaxeffectsoftheTaxCutsandJobsAct`	$85.10M	USD	Annual
Net unrealized gains (losses) on securities, net of tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$292.10M	USD	Annual
Net unrealized gains (losses) on securities, net of tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-176.30M	USD	Annual
Net unrealized gains (losses) on securities, net of tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$73.90M	USD	Annual
Net adjustment related to defined benefit pension plans, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-5.40M	USD	Annual
Net adjustment related to defined benefit pension plans, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$18.00M	USD	Annual
Net adjustment related to defined benefit pension plans, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$400.00K	USD	Annual
Foreign currency translation and other adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-11.10M	USD	Annual
Foreign currency translation and other adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$2.60M	USD	Annual
Foreign currency translation and other adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$9.50M	USD	Annual
Origination of Loans to Employee Stock Ownership Plans	`OriginationOfLoansToEmployeeStockOwnershipPlans`	-	USD	Annual
Origination of Loans to Employee Stock Ownership Plans	`OriginationOfLoansToEmployeeStockOwnershipPlans`	-	USD	Annual
Origination of Loans to Employee Stock Ownership Plans	`OriginationOfLoansToEmployeeStockOwnershipPlans`	$50.00M	USD	Annual
Ending Balance	`StockholdersEquity`	$4.73B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$5.15B	USD	Point-in-time

Comprehensive Income 50 line items

Line Item	Tag	Value	Unit	Period
Net Income (Loss) As Reported	`NetIncomeLoss`	$197.70M	USD	1 Quarter
Net Income (Loss) As Reported	`NetIncomeLoss`	$560.50M	USD	Annual
Net Income (Loss) As Reported	`NetIncomeLoss`	$4.00M	USD	1 Quarter
Net Income (Loss) As Reported	`NetIncomeLoss`	$-106.50M	USD	1 Quarter
Net Income (Loss) As Reported	`NetIncomeLoss`	$370.50M	USD	Annual
Net Income (Loss) As Reported	`NetIncomeLoss`	$275.20M	USD	1 Quarter
Net Income (Loss) As Reported	`NetIncomeLoss`	$113.10M	USD	1 Quarter
Net Income (Loss) As Reported	`NetIncomeLoss`	$46.10M	USD	1 Quarter
Net Income (Loss) As Reported	`NetIncomeLoss`	$466.90M	USD	Annual
Net Income (Loss) As Reported	`NetIncomeLoss`	$299.60M	USD	1 Quarter
Net Income (Loss) As Reported	`NetIncomeLoss`	$101.60M	USD	1 Quarter
Unrealized gains (loses) before reclassifications, not included in the statements of income	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$-226.40M	USD	Annual
Unrealized gains (loses) before reclassifications, not included in the statements of income	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$522.30M	USD	Annual
Unrealized gains (loses) before reclassifications, not included in the statements of income	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$325.00M	USD	Annual
Amounts reclassified as realized investment (gains) losses in the statements of income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$-3.10M	USD	Annual
Amounts reclassified as realized investment (gains) losses in the statements of income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$72.80M	USD	Annual
Amounts reclassified as realized investment (gains) losses in the statements of income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$211.60M	USD	Annual
Pretax unrealized gains (losses) on securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax`	$449.40M	USD	Annual
Pretax unrealized gains (losses) on securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax`	$113.40M	USD	Annual
Pretax unrealized gains (losses) on securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax`	$-223.20M	USD	Annual
Deferred income taxes (credits)	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax`	$-46.90M	USD	Annual
Deferred income taxes (credits)	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax`	$39.50M	USD	Annual
Deferred income taxes (credits)	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax`	$157.20M	USD	Annual
Net unrealized gains (losses) on securities, net of tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$292.10M	USD	Annual
Net unrealized gains (losses) on securities, net of tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-176.30M	USD	Annual
Net unrealized gains (losses) on securities, net of tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$73.90M	USD	Annual
Net pension adjustment before reclassifications	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax`	$-3.60M	USD	Annual
Net pension adjustment before reclassifications	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax`	$28.20M	USD	Annual
Net pension adjustment before reclassifications	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax`	$1.30M	USD	Annual
Amounts reclassified as underwriting, acquisition, and other expenses in the statements of income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax`	$500.00K	USD	Annual
Amounts reclassified as underwriting, acquisition, and other expenses in the statements of income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax`	$600.00K	USD	Annual
Amounts reclassified as underwriting, acquisition, and other expenses in the statements of income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax`	$3.20M	USD	Annual
Net adjustment related to defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$27.70M	USD	Annual
Net adjustment related to defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$-6.90M	USD	Annual
Net adjustment related to defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$700.00K	USD	Annual
Deferred income taxes (credits)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-9.70M	USD	Annual
Deferred income taxes (credits)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$1.40M	USD	Annual
Deferred income taxes (credits)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-200.00K	USD	Annual
Net adjustment related to defined benefit pension plans, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-5.40M	USD	Annual
Net adjustment related to defined benefit pension plans, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$18.00M	USD	Annual
Net adjustment related to defined benefit pension plans, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$400.00K	USD	Annual
Foreign currency translation and other adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-11.10M	USD	Annual
Foreign currency translation and other adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$2.60M	USD	Annual
Foreign currency translation and other adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$9.50M	USD	Annual
Net adjustments	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$294.40M	USD	Annual
Net adjustments	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-182.00M	USD	Annual
Net adjustments	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$65.40M	USD	Annual
Comprehensive Income (Loss)	`ComprehensiveIncomeNetOfTax`	$188.50M	USD	Annual
Comprehensive Income (Loss)	`ComprehensiveIncomeNetOfTax`	$761.40M	USD	Annual
Comprehensive Income (Loss)	`ComprehensiveIncomeNetOfTax`	$626.00M	USD	Annual

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.