| Type | including |
|---|---|
| Role | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceALiabilityForFuturePolicyBenefitActivityTable |
| Type | Element |
|---|---|
| Hypercube | us-gaap:LiabilityForFuturePolicyBenefitActivityTable |
| Explicit | srt:MajorCustomersAxis |
| Member | srt:NameOfMajorCustomerDomain |
| Member | us-gaap:OtherCustomerMember |
| Explicit | srt:StatementGeographicalAxis |
| Member | srt:SegmentGeographicalDomain |
| Member | srt:AsiaMember |
| Member | srt:AsiaPacificMember |
| Member | srt:AfricaMember |
| Member | srt:AmericasMember |
| Member | srt:CentralAmericaMember |
| Member | us-gaap:EMEAMember |
| Member | srt:EuropeMember |
| Member | us-gaap:EuropeanUnionMember |
| Member | srt:LatinAmericaMember |
| Member | us-gaap:MiddleEastMember |
| Member | srt:NorthAmericaMember |
| Member | srt:SouthAmericaMember |
| Member | us-gaap:NonUsMember |
| Explicit | srt:ProductOrServiceAxis |
| Member | srt:ProductsAndServicesDomain |
| Member | us-gaap:AccidentAndHealthInsuranceSegmentMember |
| Member | us-gaap:AccidentAndHealthInsuranceExcludingWorkersCompensationMember |
| Member | us-gaap:DisabilityInsurancePolicyMember |
| Member | us-gaap:HealthInsuranceProductLineMember |
| Member | us-gaap:WorkersCompensationInsuranceMember |
| Member | us-gaap:FinancialGuaranteeInsuranceSegmentMember |
| Member | us-gaap:FixedAnnuityMember |
| Member | us-gaap:DeferredFixedAnnuityMember |
| Member | us-gaap:ImmediateFixedAnnuityMember |
| Member | us-gaap:TerminalFundingAnnuityMember |
| Member | us-gaap:GroupPoliciesMember |
| Member | us-gaap:GuaranteedInvestmentContractMember |
| Member | us-gaap:IndexedAnnuityMember |
| Member | us-gaap:IndividualPoliciesMember |
| Member | us-gaap:InvestmentsSegmentMember |
| Member | us-gaap:LifeAndAnnuityInsuranceProductLineMember |
| Member | us-gaap:LifeInsuranceSegmentMember |
| Member | us-gaap:InterestSensitiveLifeMember |
| Member | us-gaap:NonparticipatingLifeInsurancePolicyMember |
| Member | us-gaap:ParticipatingLifeInsurancePolicyMember |
| Member | us-gaap:TermLifeInsuranceMember |
| Member | us-gaap:UniversalLifeMember |
| Member | us-gaap:VariableLifeMember |
| Member | us-gaap:VariableUniversalLifeMember |
| Member | us-gaap:WholeLifeInsuranceMember |
| Member | us-gaap:NontraditionalLongDurationContractsMember |
| Member | us-gaap:OtherInsuranceProductLineMember |
| Member | us-gaap:OtherLongdurationInsuranceProductLineMember |
| Member | us-gaap:OtherShortdurationInsuranceProductLineMember |
| Member | us-gaap:ProfessionalLiabilityInsuranceMember |
| Member | us-gaap:PropertyLiabilityAndCasualtyInsuranceSegmentMember |
| Member | us-gaap:PropertyAndCasualtyPersonalInsuranceProductLineMember |
| Member | us-gaap:PropertyAndCasualtyCommercialInsuranceProductLineMember |
| Member | us-gaap:PropertyInsuranceProductLineMember |
| Member | us-gaap:StructuredSettlementAnnuityMember |
| Member | us-gaap:SuretySegmentMember |
| Member | us-gaap:TitleInsuranceSegmentMember |
| Member | us-gaap:VariableAnnuityMember |
| Member | us-gaap:DeferredVariableAnnuityMember |
| Member | us-gaap:ImmediateVariableAnnuityMember |
| Explicit | us-gaap:StatementBusinessSegmentsAxis |
| Member | us-gaap:SegmentDomain |
| Member | us-gaap:AllOtherSegmentsMember |
| Member | us-gaap:CorporateMember |
| Member | us-gaap:CorporateAndOtherMember |
| Label/QName |
|---|
us-gaap:LiabilityForFuturePolicyBenefitActivityLineItems |
us-gaap:LiabilityForFuturePolicyBenefitAfterReinsuranceAbstract |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeCashFlowAndReinsurance |
us-gaap:AociLiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeTax |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseFromCashFlowChange |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumIssuance |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumInterestIncome |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumNetPremiumCollected |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumDerecognition |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumIncreaseDecreaseForOtherChange |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumPeriodIncreaseDecrease |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeReinsuranceAfterDiscountRateChangeAbstract |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeReinsuranceAfterDiscountRateChange |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitOriginalDiscountRateBeforeCashFlowAndReinsurance |
us-gaap:AociLiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeTax |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitCumulativeIncreaseDecreaseFromCashFlowChange |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFutureBenefitOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitIssuance |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitInterestExpense |
us-gaap:LiabilityForFuturePolicyBenefitsPaymentForBenefits |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitDerecognition |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitIncreaseDecreaseForOtherChange |
us-gaap:PremiumDeficiencyTestingExpenseLongDurationContractAmount |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitPeriodIncreaseDecrease |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFutureBenefitBeforeReinsuranceAfterDiscountRateChangeAbstract |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeReinsuranceAfterDiscountRateChange |
us-gaap:LiabilityForFuturePolicyBenefits |
us-gaap:LiabilityForFuturePolicyBenefitReinsuranceRecoverableAfterAllowance |
us-gaap:LiabilityForFuturePolicyBenefitAfterReinsurance |
us-gaap:LiabilityForFuturePolicyBenefitCustomerExtensibleList |
us-gaap:LiabilityForFuturePolicyBenefitGeographicalExtensibleList |
us-gaap:LiabilityForFuturePolicyBenefitProductAndServiceExtensibleList |
us-gaap:LiabilityForFuturePolicyBenefitSegmentExtensibleList |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitUndiscountedBeforeReinsurance |
Liability for Future Policy Benefit, Expected Future Gross Premium, Undiscounted, before Reinsurance us-gaap:LiabilityForFuturePolicyBenefitExpectedFutureGrossPremiumUndiscountedBeforeReinsurance |
us-gaap:LiabilityForFuturePolicyBenefitExpectedFutureGrossPremiumDiscountedBeforeReinsurance |
us-gaap:LiabilityForFuturePolicyBenefitAdverseDevelopmentExpense |
us-gaap:LiabilityForFuturePolicyBenefitCurrentWeightedAverageDiscountRate |
us-gaap:LiabilityForFuturePolicyBenefitWeightedAverageDuration |
us-gaap:LiabilityForFuturePolicyBenefitWeightedAverageInterestAccretionRate |
us-gaap:LiabilityForFuturePolicyBenefitGrossPremiumIncome |
us-gaap:LiabilityForFuturePolicyBenefitInterestExpense |
us-gaap:LiabilityForFuturePolicyBenefitNoChangeInExpenseAssumptionPolicyElection |