000000527210 yearFALSE2020P2Y500zerozero--12-31Large Accelerated FilerYes2.5Yes565noP1YTRUE-no5000000000Q2100000000us-gaap:OtherAssets-1112253116nono
0000005272
2019-12-31
0000005272
us-gaap:AccumulatedTranslationAdjustmentMember
2020-01-01
2020-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
2020-01-01
2020-06-30
0000005272
aig:PolicyholderContractDepositsMember
2019-01-01
2019-06-30
0000005272
us-gaap:OperatingIncomeLossMember
us-gaap:MaterialReconcilingItemsMember
2019-01-01
2019-06-30
0000005272
2020-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
us-gaap:LifeInsuranceSegmentMember
2020-01-01
2020-06-30
0000005272
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
2020-06-30
0000005272
aig:MeasurementInputYieldMember
srt:MaximumMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:CommercialMortgageBackedSecuritiesMember
aig:BondsAvailableForSaleSecuritiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:CommercialMortgageBackedSecuritiesMember
aig:BondsTradingSecuritiesMember
2019-01-01
2019-06-30
0000005272
us-gaap:EquitySecuritiesMember
2020-01-01
2020-06-30
0000005272
aig:CommercialIndustrialFinancingReceivableMember
2019-12-31
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
2020-01-01
2020-06-30
0000005272
us-gaap:InterestRateContractMember
2020-06-30
0000005272
2019-01-01
2019-06-30
0000005272
aig:MeasurementInputYieldMember
srt:MaximumMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-12-31
0000005272
aig:BondsTradingSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:OtherContractMember
2019-01-01
2019-06-30
0000005272
us-gaap:NoncontrollingInterestMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:OtherContractMember
2019-12-31
0000005272
us-gaap:VariableInterestEntityPrimaryBeneficiaryMember
aig:RealEstateAndInvestmentFundsMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
us-gaap:FairValueInputsLevel2Member
2019-12-31
0000005272
aig:AccidentYears2015AndPriorMember
aig:NICOMember
aig:UsLongTailInsuranceLinesMember
2017-01-20
0000005272
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2020-01-01
2020-06-30
0000005272
2019-04-01
2019-06-30
0000005272
aig:BondsTradingSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2020-04-01
2020-06-30
0000005272
aig:LegacyPropertyAndCasualtyRunOffInsuranceLinesMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-01-01
2019-06-30
0000005272
aig:CreditRiskRelatedContingentFeaturesMember
2019-12-31
0000005272
us-gaap:MaterialReconcilingItemsMember
us-gaap:OperatingIncomeLossMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel2Member
us-gaap:FairValueMeasurementsRecurringMember
2020-06-30
0000005272
us-gaap:ForeignExchangeContractMember
2020-01-01
2020-06-30
0000005272
aig:PolicyholderContractDepositsMember
2019-06-30
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputMortalityMultiplierMember
2019-12-31
0000005272
aig:FairValueOptionElectionMember
2019-12-31
0000005272
us-gaap:InterestRateContractMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CorporateDebtSecuritiesMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
us-gaap:CreditRiskContractMember
2020-06-30
0000005272
aig:AffordableHousingPartnershipMember
us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember
2020-06-30
0000005272
us-gaap:FederalHomeLoanBankCertificatesAndObligationsFHLBMember
2019-12-31
0000005272
aig:CommercialRetailFinancingReceivableMember
2019-12-31
0000005272
2019-02-13
0000005272
us-gaap:VariableInterestEntityPrimaryBeneficiaryMember
aig:SecuritizationVehiclesMember
2019-12-31
0000005272
us-gaap:AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember
2020-01-01
2020-06-30
0000005272
us-gaap:OperatingIncomeLossMember
us-gaap:MaterialReconcilingItemsMember
2020-04-01
2020-06-30
0000005272
us-gaap:VariableInterestEntityPrimaryBeneficiaryMember
aig:AffordableHousingPartnershipMember
2020-06-30
0000005272
aig:GeneralInsuranceMember
us-gaap:OperatingSegmentsMember
2019-04-01
2019-06-30
0000005272
us-gaap:TreasuryStockMember
2020-01-01
2020-06-30
0000005272
us-gaap:OtherAssetsMember
2019-12-31
0000005272
us-gaap:PensionPlansDefinedBenefitMember
2019-01-01
2019-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:CreditRiskContractMember
us-gaap:CreditDefaultSwapMember
2020-06-30
0000005272
us-gaap:AccumulatedTranslationAdjustmentMember
2020-04-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2020-04-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USTreasuryAndGovernmentMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:CreditRiskContractMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-06-30
0000005272
aig:CommercialOtherFinancingReceivableMember
2019-12-31
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
2019-01-01
2019-06-30
0000005272
aig:CommercialLoansOtherLoansAndNotesReceivableMember
2019-12-31
0000005272
us-gaap:VariableInterestEntityPrimaryBeneficiaryMember
aig:AffordableHousingPartnershipMember
2019-12-31
0000005272
aig:CommercialMortgageMember
2020-06-30
0000005272
us-gaap:InvestmentIncomeMember
aig:OtherInvestedAssetsMember
2020-01-01
2020-06-30
0000005272
aig:CommercialIndustrialFinancingReceivableMember
2020-06-30
0000005272
us-gaap:CreditRiskContractMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
aig:Maturity31To90DaysMember
2019-12-31
0000005272
aig:CommercialMortgageMember
2019-12-31
0000005272
aig:LiabilitiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:EquityContractMember
2019-01-01
2019-06-30
0000005272
us-gaap:USTreasuryAndGovernmentMember
us-gaap:FixedMaturitiesMember
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2020-06-30
0000005272
us-gaap:FixedMaturitiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-01-01
2019-06-30
0000005272
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2019-01-01
2019-06-30
0000005272
us-gaap:SeriesAPreferredStockMember
2019-03-14
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-01-01
2019-06-30
0000005272
us-gaap:OtherContractMember
2018-12-31
0000005272
us-gaap:OtherContractMember
2019-04-01
2019-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:BondsAvailableForSaleSecuritiesMember
2020-04-01
2020-06-30
0000005272
us-gaap:OtherAssetsMember
2020-01-01
2020-06-30
0000005272
us-gaap:EquitySecuritiesMember
2020-04-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:MortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
2019-06-30
0000005272
us-gaap:CorporateDebtSecuritiesMember
aig:BondsAvailableForSaleSecuritiesMember
2020-04-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:CreditRiskContractMember
2019-12-31
0000005272
us-gaap:CommonStockMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
us-gaap:FairValueInputsLevel1Member
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
2019-12-31
0000005272
aig:LegacyPropertyAndCasualtyRunOffInsuranceLinesMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:CreditIndexProductMember
aig:DiscountedCashflowValuationTechniqueMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CorporateDebtSecuritiesMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-01-01
2019-06-30
0000005272
aig:SecuredFinancingsMember
us-gaap:FixedMaturitiesMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:ForeignExchangeContractMember
2019-01-01
2019-06-30
0000005272
aig:CommercialRetailFinancingReceivableMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
us-gaap:CorporateDebtSecuritiesMember
2019-12-31
0000005272
aig:OtherInvestedAssetsMember
2019-01-01
2019-06-30
0000005272
srt:MaximumMember
us-gaap:CreditIndexProductMember
aig:MeasurementInputOptionsBudgetMember
2020-06-30
0000005272
us-gaap:CreditRiskContractMember
2020-04-01
2020-06-30
0000005272
us-gaap:PreferredStockIncludingAdditionalPaidInCapitalMember
2020-04-01
2020-06-30
0000005272
aig:OtherInvestedAssetsMember
2019-04-01
2019-06-30
0000005272
aig:OtherInvestedAssetsMember
2019-12-31
0000005272
aig:OtherFixedMaturitySecuritiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
2019-04-01
2019-06-30
0000005272
us-gaap:EquitySecuritiesMember
2019-01-01
2019-06-30
0000005272
us-gaap:PensionPlansDefinedBenefitMember
2020-04-01
2020-06-30
0000005272
aig:NetRealizedCapitalGainsLossesMember
aig:BondsTradingSecuritiesMember
2020-04-01
2020-06-30
0000005272
us-gaap:RetainedEarningsMember
2019-04-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:CorporateDebtSecuritiesMember
2019-12-31
0000005272
aig:CommercialMortgageCreditQualityIndicatorRangeOneMember
aig:CommercialMortgageMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
2019-12-31
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputEquityVolatilityMember
2020-06-30
0000005272
us-gaap:EmbeddedDerivativeFinancialInstrumentsMember
2020-06-30
0000005272
us-gaap:ForeignExchangeContractMember
2020-04-01
2020-06-30
0000005272
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2020-04-01
2020-06-30
0000005272
us-gaap:VariableInterestEntityPrimaryBeneficiaryMember
2020-06-30
0000005272
us-gaap:LongTermDebtMember
2020-01-01
2020-06-30
0000005272
us-gaap:CommercialMortgageBackedSecuritiesMember
aig:BondsTradingSecuritiesMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:InterestRateContractMember
2020-06-30
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
2019-12-31
0000005272
aig:CommercialApartmentsFinancingReceivableMember
2019-12-31
0000005272
aig:NorthAmericanCommercialInsuranceMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
2020-06-30
0000005272
us-gaap:PrivateEquityFundsMember
2019-12-31
0000005272
aig:GeneralInsuranceMember
us-gaap:OperatingSegmentsMember
aig:NorthAmericaOperatingSegmentMember
2020-04-01
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
2019-01-01
2019-06-30
0000005272
us-gaap:InvestmentIncomeMember
aig:PolicyholderContractDepositsMember
2019-01-01
2019-06-30
0000005272
aig:OtherInvestedAssetsMember
aig:NetRealizedCapitalGainsLossesMember
2019-01-01
2019-06-30
0000005272
2019-06-30
0000005272
us-gaap:NondesignatedMember
aig:PolicyholderBenefitsAndClaimsIncurredMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:EquityContractMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CorporateDebtSecuritiesMember
2018-12-31
0000005272
aig:LifeAndRetirementMember
2020-01-01
2020-06-30
0000005272
us-gaap:StructuredFinanceMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:ResidentialMortgageMember
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CorporateDebtSecuritiesMember
2019-12-31
0000005272
us-gaap:EquityContractMember
2019-06-30
0000005272
aig:CommercialOtherFinancingReceivableMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-12-31
0000005272
us-gaap:OtherContractMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
2019-01-01
2019-06-30
0000005272
us-gaap:RetainedEarningsMember
2019-06-30
0000005272
us-gaap:IntersegmentEliminationMember
2020-01-01
2020-06-30
0000005272
us-gaap:ForeignExchangeContractMember
2019-01-01
2019-06-30
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
us-gaap:FairValueMeasurementsRecurringMember
2020-06-30
0000005272
aig:MortgageAndOtherLoansMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:FairValueInputsLevel2Member
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-12-31
0000005272
us-gaap:AccumulatedOtherComprehensiveIncomeMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
2019-12-31
0000005272
us-gaap:TreasuryStockMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:MaturityUpTo30DaysMember
2020-06-30
0000005272
2020-04-01
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:ResidentialMortgageMember
2019-12-31
0000005272
us-gaap:EquitySecuritiesMember
us-gaap:InvestmentIncomeMember
2020-04-01
2020-06-30
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
2019-04-01
2019-06-30
0000005272
us-gaap:InvestmentIncomeMember
us-gaap:InterestRateContractMember
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:FairValueHedgingMember
2019-04-01
2019-06-30
0000005272
us-gaap:PreferredStockIncludingAdditionalPaidInCapitalMember
2019-04-01
2019-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:WeightedAverageMember
us-gaap:MeasurementInputLossSeverityMember
2020-06-30
0000005272
aig:NorthAmericanCommercialInsuranceMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
aig:DiscountedCashflowValuationTechniqueMember
us-gaap:CorporateDebtSecuritiesMember
2019-12-31
0000005272
aig:NorthAmericanCommercialInsuranceMember
2019-12-31
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
2020-04-01
2020-06-30
0000005272
us-gaap:PensionPlansDefinedBenefitMember
2020-01-01
2020-06-30
0000005272
aig:AffordableHousingPartnershipMember
us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember
2019-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:DiscountedCashflowValuationTechniqueMember
2020-06-30
0000005272
2019-03-29
2019-03-29
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
us-gaap:InvestmentIncomeMember
2019-04-01
2019-06-30
0000005272
us-gaap:InvestmentIncomeMember
us-gaap:InterestRateContractMember
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:FairValueHedgingMember
2020-04-01
2020-06-30
0000005272
aig:LiabilitiesMember
2020-04-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CorporateDebtSecuritiesMember
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
2019-12-31
0000005272
aig:OtherInvestedAssetsMember
us-gaap:InvestmentIncomeMember
2019-01-01
2019-06-30
0000005272
us-gaap:CommonStockMember
2019-01-01
2019-06-30
0000005272
us-gaap:AdditionalPaidInCapitalMember
2019-01-01
2019-06-30
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
aig:BondsAvailableForSaleSecuritiesMember
2020-06-30
0000005272
us-gaap:AssetsMember
2019-04-01
2019-06-30
0000005272
us-gaap:AccumulatedTranslationAdjustmentMember
2019-04-01
2019-06-30
0000005272
aig:OtherInvestedAssetsMember
2020-01-01
2020-06-30
0000005272
us-gaap:CommonStockMember
2019-04-01
2019-06-30
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-04-01
2020-06-30
0000005272
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:ForeignExchangeContractMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2020-04-01
2020-06-30
0000005272
aig:MeasurementInputYieldMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
srt:MinimumMember
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignExchangeContractMember
2020-06-30
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2020-01-01
2020-06-30
0000005272
us-gaap:NoncumulativePreferredStockMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
2019-12-31
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:WeightedAverageMember
aig:MeasurementInputConstantDefaultRateMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-12-31
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2019-01-01
2019-06-30
0000005272
us-gaap:AdditionalPaidInCapitalMember
2019-04-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
2019-04-01
2019-06-30
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
2020-06-30
0000005272
aig:PolicyholderContractDepositsMember
2019-04-01
2019-06-30
0000005272
us-gaap:CorporateDebtSecuritiesMember
aig:BondsAvailableForSaleSecuritiesMember
2019-04-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CorporateDebtSecuritiesMember
2019-06-30
0000005272
us-gaap:CommonStockMember
2019-12-31
0000005272
us-gaap:PreferredStockIncludingAdditionalPaidInCapitalMember
2019-01-01
2019-06-30
0000005272
aig:MeasurementInputYieldMember
srt:WeightedAverageMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:IndividualRetirementSegmentMember
2019-01-01
2019-06-30
0000005272
us-gaap:VariableInterestEntityPrimaryBeneficiaryMember
2019-12-31
0000005272
us-gaap:CreditIndexProductMember
srt:MinimumMember
us-gaap:MeasurementInputLapseRateMember
2020-06-30
0000005272
us-gaap:RetainedEarningsMember
2019-01-01
2019-06-30
0000005272
aig:NetRealizedCapitalGainsLossesMember
aig:BondsTradingSecuritiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:OtherContractMember
2020-01-01
2020-06-30
0000005272
aig:MeasurementInputYieldMember
srt:WeightedAverageMember
aig:CertainCollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2020-06-30
0000005272
aig:RealEstateAndInvestmentFundsMember
us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-04-01
2019-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:IndividualRetirementSegmentMember
2019-04-01
2019-06-30
0000005272
us-gaap:AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember
2019-01-01
2019-06-30
0000005272
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:FairValueHedgingMember
us-gaap:InterestRateContractMember
aig:InterestCreditedToPolicyholdersAccountBalancesMember
2019-01-01
2019-06-30
0000005272
aig:MeasurementInputYieldMember
srt:WeightedAverageMember
us-gaap:CorporateDebtSecuritiesMember
2020-06-30
0000005272
us-gaap:InterestRateContractMember
2019-04-01
2019-06-30
0000005272
aig:OtherHedgeFundsMember
2020-06-30
0000005272
us-gaap:HedgeFundsEventDrivenMember
2019-12-31
0000005272
aig:OtherMortgagesMember
2019-01-01
2019-06-30
0000005272
us-gaap:ParentMember
2019-01-01
2019-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:InterestRateContractMember
2019-12-31
0000005272
aig:PolicyholderContractDepositsMember
2020-06-30
0000005272
us-gaap:TreasuryStockMember
2020-04-01
2020-06-30
0000005272
aig:NetRealizedCapitalGainsLossesMember
aig:PolicyholderContractDepositsMember
2020-01-01
2020-06-30
0000005272
us-gaap:RealEstateInvestmentMember
2020-01-01
2020-06-30
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2020-01-01
2020-06-30
0000005272
aig:CreditRiskRelatedContingentFeaturesMember
2020-06-30
0000005272
us-gaap:AdditionalPaidInCapitalMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CreditRiskContractMember
2020-06-30
0000005272
aig:PolicyholderContractDepositsMember
2020-01-01
2020-06-30
0000005272
us-gaap:MaterialReconcilingItemsMember
us-gaap:OperatingIncomeLossMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueHedgingMember
us-gaap:DesignatedAsHedgingInstrumentMember
aig:NetRealizedCapitalGainsLossesMember
us-gaap:ForeignExchangeContractMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-06-30
0000005272
aig:MeasurementInputYieldMember
srt:MaximumMember
us-gaap:CorporateDebtSecuritiesMember
2020-06-30
0000005272
aig:CommercialMortgageMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CreditRiskContractMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
2020-04-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CorporateDebtSecuritiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:CarryingReportedAmountFairValueDisclosureMember
2019-12-31
0000005272
us-gaap:NoncontrollingInterestMember
2020-04-01
2020-06-30
0000005272
aig:PolicyholderContractDepositsMember
2020-04-01
2020-06-30
0000005272
aig:MeasurementInputYieldMember
srt:MaximumMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:AccumulatedOtherComprehensiveIncomeMember
2020-01-01
2020-06-30
0000005272
us-gaap:AccumulatedTranslationAdjustmentMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:ForeignExchangeContractMember
2019-12-31
0000005272
aig:LegacyPropertyAndCasualtyRunOffInsuranceLinesMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:InterestRateContractMember
2020-06-30
0000005272
us-gaap:AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember
2020-04-01
2020-06-30
0000005272
us-gaap:OtherAssetsMember
2020-04-01
2020-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
2019-04-01
2019-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:EquityContractMember
2020-01-01
2020-06-30
0000005272
us-gaap:ParentMember
2019-04-01
2019-06-30
0000005272
us-gaap:ForeignExchangeContractMember
2019-04-01
2019-06-30
0000005272
us-gaap:HedgeFundsEquityLongShortMember
2020-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
2019-01-01
2019-06-30
0000005272
aig:CommercialMortgageMember
2020-01-01
2020-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
2020-06-30
0000005272
srt:MinimumMember
2020-06-30
0000005272
aig:MeasurementInputYieldMember
srt:WeightedAverageMember
aig:CertainCollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2020-06-30
0000005272
aig:AlternativeFundsMember
us-gaap:FairValueMeasurementsNonrecurringMember
2019-04-01
2019-06-30
0000005272
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:InterestRateContractMember
2019-12-31
0000005272
aig:LiabilitiesMember
2019-01-01
2019-06-30
0000005272
aig:OtherFixedMaturitySecuritiesMember
2019-01-01
2019-06-30
0000005272
us-gaap:FixedMaturitiesMember
2019-01-01
2019-06-30
0000005272
aig:OtherInvestedAssetsMember
2020-04-01
2020-06-30
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
srt:MinimumMember
aig:MeasurementInputBaseLapseRatesMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-04-01
2019-06-30
0000005272
us-gaap:NoncontrollingInterestMember
2020-01-01
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-01-01
2019-06-30
0000005272
us-gaap:CreditRiskContractMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:FairValueInputsLevel1Member
2019-12-31
0000005272
us-gaap:AccumulatedTranslationAdjustmentMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:MortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
aig:NetRealizedCapitalGainsLossesMember
2019-01-01
2019-06-30
0000005272
aig:RealEstateAndInvestmentFundsMember
2019-12-31
0000005272
aig:BondsTradingSecuritiesMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:USTreasuryAndGovernmentMember
2019-12-31
0000005272
aig:CommercialOfficesFinancingReceivableMember
2019-12-31
0000005272
us-gaap:ForeignExchangeContractMember
2018-12-31
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
us-gaap:FixedMaturitiesMember
2020-06-30
0000005272
us-gaap:PrivateEquityFundsMember
2020-01-01
2020-06-30
0000005272
us-gaap:AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember
2019-04-01
2019-06-30
0000005272
aig:RatingAgencyEventMember
us-gaap:SeriesAPreferredStockMember
2019-03-14
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2019-04-01
2019-06-30
0000005272
2018-12-31
0000005272
aig:GeneralInsuranceMember
us-gaap:OperatingSegmentsMember
aig:NorthAmericaOperatingSegmentMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueHedgingMember
us-gaap:DesignatedAsHedgingInstrumentMember
aig:NetRealizedCapitalGainsLossesMember
us-gaap:ForeignExchangeContractMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:DiscountedCashflowValuationTechniqueMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CommercialMortgageBackedSecuritiesMember
us-gaap:FairValueInputsLevel1Member
2019-12-31
0000005272
us-gaap:NoncontrollingInterestMember
2020-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
us-gaap:OtherIncomeMember
2019-04-01
2019-06-30
0000005272
aig:LiabilitiesMember
2019-04-01
2019-06-30
0000005272
us-gaap:OtherIncomeMember
aig:OtherInvestedAssetsMember
2020-01-01
2020-06-30
0000005272
aig:AccidentYears2015AndPriorMember
aig:NICOMember
aig:UsLongTailInsuranceLinesMember
2019-01-01
2019-06-30
0000005272
us-gaap:AssetsMember
2019-01-01
2019-06-30
0000005272
us-gaap:OtherAssetsMember
2019-04-01
2019-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
us-gaap:LifeInsuranceSegmentMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:AlternativeFundsMember
us-gaap:FairValueInputsLevel3Member
2019-12-31
0000005272
us-gaap:NondesignatedMember
us-gaap:EquityContractMember
2019-12-31
0000005272
us-gaap:ForeignExchangeContractMember
2020-06-30
0000005272
us-gaap:CarryingReportedAmountFairValueDisclosureMember
2020-06-30
0000005272
us-gaap:AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember
2019-12-31
0000005272
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:InterestRateContractMember
2020-06-30
0000005272
us-gaap:EquitySecuritiesMember
2019-12-31
0000005272
us-gaap:USTreasuryAndGovernmentMember
us-gaap:FixedMaturitiesMember
2019-12-31
0000005272
us-gaap:AssetsMember
2020-01-01
2020-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:WeightedAverageMember
aig:MeasurementInputConstantDefaultRateMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
aig:Maturity365DaysorGreaterMember
2019-12-31
0000005272
aig:LegacyPropertyAndCasualtyRunOffInsuranceLinesMember
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
2020-01-01
2020-06-30
0000005272
aig:OtherHedgeFundsMember
2019-12-31
0000005272
aig:BondsTradingSecuritiesMember
2019-04-01
2019-06-30
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputEquityInterestRateCorrelationMember
2019-12-31
0000005272
aig:MortgageAndOtherLoansMember
2020-01-01
2020-06-30
0000005272
aig:GeneralInsuranceMember
us-gaap:OperatingSegmentsMember
aig:InternationalOperatingSegmentMember
2019-04-01
2019-06-30
0000005272
aig:BondsTradingSecuritiesMember
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
2018-12-31
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputDynamicLapseMultiplierMember
2020-06-30
0000005272
aig:NonStructuredMember
2020-01-01
2020-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:BondsAvailableForSaleSecuritiesMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:AccumulatedTranslationAdjustmentMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-12-31
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:BondsTradingSecuritiesMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
us-gaap:FairValueInputsLevel1Member
aig:AlternativeFundsMember
2019-12-31
0000005272
srt:MinimumMember
aig:IndexLifeMember
us-gaap:MeasurementInputMortalityRateMember
2020-06-30
0000005272
aig:CommercialApartmentsFinancingReceivableMember
2020-06-30
0000005272
us-gaap:AdditionalPaidInCapitalMember
2020-01-01
2020-06-30
0000005272
us-gaap:InterestRateContractMember
2020-04-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:OtherContractMember
2020-06-30
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
2020-06-30
0000005272
us-gaap:RetainedEarningsMember
2018-12-31
0000005272
us-gaap:AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:CorporateDebtSecuritiesMember
aig:Maturity365DaysorGreaterMember
2020-06-30
0000005272
aig:NorthAmericanCommercialInsuranceMember
2020-04-01
2020-06-30
0000005272
aig:RealEstateAndInvestmentFundsMember
us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember
2019-12-31
0000005272
aig:AlternativeFundsMember
2020-01-01
2020-06-30
0000005272
us-gaap:AssetsMember
2020-04-01
2020-06-30
0000005272
2020-03-30
2020-03-30
0000005272
aig:OtherPrivateEquityFundsMember
2019-12-31
0000005272
us-gaap:ParentMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
us-gaap:ForeignExchangeContractMember
2019-12-31
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2019-01-01
2019-06-30
0000005272
us-gaap:EquitySecuritiesMember
2019-04-01
2019-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:InstitutionalMarketsMember
2019-04-01
2019-06-30
0000005272
aig:SecuredFinancingsMember
us-gaap:MaturityOvernightAndOnDemandMember
2019-12-31
0000005272
us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember
2019-12-31
0000005272
us-gaap:EquityContractMember
2020-06-30
0000005272
us-gaap:PrivateEquityFundsMember
srt:MaximumMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:CorporateDebtSecuritiesMember
us-gaap:MaturityUpTo30DaysMember
2019-12-31
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
2020-04-01
2020-06-30
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignExchangeContractMember
2019-12-31
0000005272
aig:PurchasedCreditImpairedSecuritiesMember
us-gaap:AvailableforsaleSecuritiesMember
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:CorporateDebtSecuritiesMember
us-gaap:MaturityOvernightAndOnDemandMember
2020-06-30
0000005272
aig:CommercialHotelFinancingReceivableMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:EquityContractMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:ForeignExchangeContractMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
us-gaap:ForeignExchangeContractMember
2020-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
us-gaap:OtherIncomeMember
2020-04-01
2020-06-30
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2020-04-01
2020-06-30
0000005272
aig:FicoScoreRangeFiveMember
2020-06-30
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
us-gaap:MeasurementInputCounterpartyCreditRiskMember
2020-06-30
0000005272
us-gaap:EquityContractMember
2020-04-01
2020-06-30
0000005272
us-gaap:OtherContractMember
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
2020-06-30
0000005272
us-gaap:FederalHomeLoanBankCertificatesAndObligationsFHLBMember
2020-06-30
0000005272
aig:NetRealizedCapitalGainsLossesMember
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:FairValueHedgingMember
us-gaap:ForeignExchangeContractMember
2020-01-01
2020-06-30
0000005272
aig:RealEstateAndInfrastructurePrivateEquityFundsMember
2020-06-30
0000005272
us-gaap:CreditIndexProductMember
aig:MeasurementInputOptionsBudgetMember
srt:MinimumMember
2020-06-30
0000005272
aig:PurchasedCreditImpairedSecuritiesMember
2019-12-31
0000005272
aig:SecuredFinancingsMember
aig:Maturity91To364DaysMember
2020-06-30
0000005272
aig:Maturity31To90DaysMember
2020-06-30
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
srt:MinimumMember
aig:MeasurementInputDynamicLapseMultiplierMember
2019-12-31
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-04-01
2019-06-30
0000005272
us-gaap:InterestRateContractMember
2019-01-01
2019-06-30
0000005272
us-gaap:AccumulatedOtherComprehensiveIncomeMember
2020-04-01
2020-06-30
0000005272
us-gaap:SeriesAPreferredStockMember
2019-03-14
2019-03-14
0000005272
us-gaap:TreasuryStockMember
2019-04-01
2019-06-30
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
aig:BondsAvailableForSaleSecuritiesMember
2020-04-01
2020-06-30
0000005272
us-gaap:VariableInterestEntityPrimaryBeneficiaryMember
aig:RealEstateAndInvestmentFundsMember
2019-12-31
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:IndividualRetirementSegmentMember
2020-01-01
2020-06-30
0000005272
us-gaap:CreditRiskContractMember
2020-01-01
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2020-04-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:InvestmentIncomeMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignExchangeContractMember
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:WarrantMember
2020-01-01
2020-06-30
0000005272
us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:EquityContractMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
aig:PolicyFeesMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:InterestRateContractMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:CorporateDebtSecuritiesMember
2020-06-30
0000005272
us-gaap:RetainedEarningsMember
2020-04-01
2020-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:FixedMaturitiesMember
2020-06-30
0000005272
aig:PurchasedCreditImpairedSecuritiesMember
us-gaap:AvailableforsaleSecuritiesMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:AlternativeFundsMember
us-gaap:FairValueInputsLevel3Member
2020-06-30
0000005272
us-gaap:MaturityUpTo30DaysMember
2020-06-30
0000005272
us-gaap:OtherAssetsMember
2019-01-01
2019-06-30
0000005272
us-gaap:OtherIncomeMember
aig:BondsAvailableForSaleSecuritiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:FairValueHedgingMember
us-gaap:InterestRateContractMember
us-gaap:InvestmentIncomeMember
2020-01-01
2020-06-30
0000005272
aig:NorthAmericanCommercialInsuranceMember
2020-06-30
0000005272
aig:Maturity91To364DaysMember
2020-06-30
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
srt:MinimumMember
us-gaap:MeasurementInputUtilizationRateMember
2020-06-30
0000005272
us-gaap:EstimateOfFairValueFairValueDisclosureMember
2019-12-31
0000005272
us-gaap:USStatesAndPoliticalSubdivisionsMember
aig:BondsAvailableForSaleSecuritiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:PreferredStockIncludingAdditionalPaidInCapitalMember
2020-01-01
2020-06-30
0000005272
aig:SecuredFinancingsMember
aig:Maturity365DaysorGreaterMember
2019-12-31
0000005272
aig:StockPurchaseRightsMember
2020-01-01
2020-06-30
0000005272
us-gaap:PrivateEquityFundsMember
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:InvestmentIncomeMember
2020-04-01
2020-06-30
0000005272
aig:Maturity91To364DaysMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:USTreasuryAndGovernmentMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2018-12-31
0000005272
srt:MaximumMember
aig:IndexLifeMember
us-gaap:MeasurementInputMortalityRateMember
2020-06-30
0000005272
aig:Maturity365DaysorGreaterMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:OtherContractMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel1Member
2020-06-30
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
aig:Maturity31To90DaysMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2020-06-30
0000005272
srt:MaximumMember
us-gaap:MeasurementInputCounterpartyCreditRiskMember
us-gaap:CreditIndexProductMember
2020-06-30
0000005272
us-gaap:FairValueInputsLevel2Member
2019-12-31
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:BondsAvailableForSaleSecuritiesMember
2019-04-01
2019-06-30
0000005272
us-gaap:CommonStockMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:InterestRateContractMember
2019-12-31
0000005272
srt:MaximumMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:MeasurementInputConstantPrepaymentRateMember
2020-06-30
0000005272
us-gaap:FixedMaturitiesMember
2019-04-01
2019-06-30
0000005272
us-gaap:AdditionalPaidInCapitalMember
2019-06-30
0000005272
aig:CommercialHotelFinancingReceivableMember
2019-12-31
0000005272
aig:BondsTradingSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-04-01
2019-06-30
0000005272
aig:SecuredFinancingsMember
aig:Maturity31To90DaysMember
2019-12-31
0000005272
us-gaap:OtherContractMember
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeThreeMember
aig:CommercialMortgageCreditQualityIndicatorRangeTwoMember
2019-12-31
0000005272
srt:MaximumMember
aig:MeasurementInputBaseLapseRatesMember
aig:IndexLifeMember
2020-06-30
0000005272
us-gaap:CorporateAndOtherMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
us-gaap:FairValueInputsLevel3Member
aig:OtherAssetsMiscellaneousMember
2019-12-31
0000005272
us-gaap:RetainedEarningsMember
2020-01-01
2020-06-30
0000005272
us-gaap:TreasuryStockMember
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-12-31
0000005272
us-gaap:AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
2020-06-30
0000005272
us-gaap:HedgeFundsEquityLongShortMember
2019-12-31
0000005272
aig:FairValueOptionElectionMember
2020-06-30
0000005272
aig:PurchasedCreditImpairedSecuritiesMember
us-gaap:AvailableforsaleSecuritiesMember
2019-01-01
2019-06-30
0000005272
us-gaap:CorporateAndOtherMember
2020-01-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:InvestmentIncomeMember
2020-04-01
2020-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:GroupRetirementSegmentMember
2020-04-01
2020-06-30
0000005272
us-gaap:AccumulatedOtherComprehensiveIncomeMember
2020-06-30
0000005272
us-gaap:PensionPlansDefinedBenefitMember
2019-04-01
2019-06-30
0000005272
us-gaap:VariableInterestEntityPrimaryBeneficiaryMember
aig:SecuritizationVehiclesMember
2020-06-30
0000005272
us-gaap:ParentMember
2020-06-30
0000005272
us-gaap:OtherAssetsMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
us-gaap:FairValueInputsLevel2Member
aig:AlternativeFundsMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USTreasuryAndGovernmentMember
2019-12-31
0000005272
aig:CumulativeEffectPeriodOfAdoptionAdjustmentMember
2020-01-01
2020-06-30
0000005272
aig:CumulativeEffectPeriodOfAdoptionAdjustmentMember
us-gaap:PreferredStockIncludingAdditionalPaidInCapitalMember
2019-12-31
0000005272
aig:BondsTradingSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2020-06-30
0000005272
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
2019-01-01
2019-06-30
0000005272
us-gaap:RetainedEarningsMember
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeOneMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
2019-01-01
2019-06-30
0000005272
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:FairValueHedgingMember
us-gaap:InterestRateContractMember
aig:InterestCreditedToPolicyholdersAccountBalancesMember
2020-01-01
2020-06-30
0000005272
2020-07-29
0000005272
aig:LiabilitiesMember
2019-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:MinimumMember
aig:MeasurementInputConstantDefaultRateMember
2020-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
us-gaap:LifeInsuranceSegmentMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
us-gaap:FairValueMeasurementsRecurringMember
2020-06-30
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2019-01-01
2019-06-30
0000005272
aig:SecuredFinancingsMember
2019-12-31
0000005272
us-gaap:OtherIncomeMember
aig:PolicyholderContractDepositsMember
2020-04-01
2020-06-30
0000005272
aig:AlternativeFundsMember
2019-12-31
0000005272
us-gaap:EstimateOfFairValueFairValueDisclosureMember
2020-06-30
0000005272
us-gaap:NoncontrollingInterestMember
2019-04-01
2019-06-30
0000005272
aig:OtherMortgagesMember
2020-01-01
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:DiscountedCashflowValuationTechniqueMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
2019-04-01
2019-06-30
0000005272
us-gaap:CorporateAndOtherMember
2019-01-01
2019-06-30
0000005272
us-gaap:VentureCapitalFundsMember
2020-06-30
0000005272
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:FairValueHedgingMember
us-gaap:InterestRateContractMember
us-gaap:InvestmentIncomeMember
2019-01-01
2019-06-30
0000005272
us-gaap:ParentMember
2020-01-01
2020-06-30
0000005272
aig:GeneralInsuranceMember
us-gaap:OperatingSegmentsMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2020-06-30
0000005272
srt:MaximumMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:MeasurementInputConstantDefaultRateMember
2020-06-30
0000005272
aig:CommercialMortgageMember
2019-01-01
2019-12-31
0000005272
aig:OtherInvestmentMember
2020-04-01
2020-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
2020-01-01
2020-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
2018-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-04-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:CorporateDebtSecuritiesMember
us-gaap:MaturityOvernightAndOnDemandMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-12-31
0000005272
aig:LegacyPropertyAndCasualtyRunOffInsuranceLinesMember
2019-04-01
2019-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:ForeignExchangeContractMember
2020-06-30
0000005272
aig:MeasurementInputYieldMember
srt:MaximumMember
us-gaap:CorporateDebtSecuritiesMember
2019-12-31
0000005272
us-gaap:OperatingSegmentsMember
aig:GeneralInsuranceMember
aig:NorthAmericaOperatingSegmentMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-04-01
2020-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
aig:NetRealizedCapitalGainsLossesMember
2019-04-01
2019-06-30
0000005272
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2019-04-01
2019-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:GroupRetirementSegmentMember
2019-01-01
2019-06-30
0000005272
us-gaap:FixedMaturitiesMember
2020-06-30
0000005272
aig:MeasurementInputYieldMember
us-gaap:CorporateDebtSecuritiesMember
srt:MinimumMember
2019-12-31
0000005272
aig:GrowthEquityMember
2019-12-31
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
us-gaap:MeasurementInputUtilizationRateMember
2019-12-31
0000005272
aig:FicoScoreRangeOneMember
2020-06-30
0000005272
us-gaap:FairValueInputsLevel2Member
2020-06-30
0000005272
us-gaap:FairValueInputsLevel1Member
2019-12-31
0000005272
aig:CommercialOfficesFinancingReceivableMember
2020-06-30
0000005272
aig:OtherInvestmentMember
2019-01-01
2019-06-30
0000005272
aig:CommercialMortgageMember
aig:CommercialMortgageCreditQualityIndicatorRangeTwoMember
2020-06-30
0000005272
us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember
2020-01-01
2020-06-30
0000005272
us-gaap:EquitySecuritiesMember
2020-06-30
0000005272
aig:IndexLifeMember
us-gaap:MeasurementInputCounterpartyCreditRiskMember
srt:MinimumMember
2019-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
2019-12-31
0000005272
us-gaap:AccumulatedOtherthanTemporaryImpairmentIncludingPortionAttributableToNoncontrollingInterestMember
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2019-01-01
2019-06-30
0000005272
us-gaap:FixedMaturitiesMember
2019-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:EmbeddedDerivativeFinancialInstrumentsMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
aig:DiscountedCashflowValuationTechniqueMember
us-gaap:CorporateDebtSecuritiesMember
2020-06-30
0000005272
srt:MaximumMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:MeasurementInputConstantPrepaymentRateMember
2019-12-31
0000005272
us-gaap:MaturityUpTo30DaysMember
2019-12-31
0000005272
aig:SecuredFinancingsMember
2020-06-30
0000005272
aig:NorthAmericanCommercialInsuranceMember
2019-04-01
2019-06-30
0000005272
us-gaap:CommonStockMember
us-gaap:SubsequentEventMember
2020-08-03
2020-08-03
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
aig:NetRealizedCapitalGainsLossesMember
2020-01-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
aig:PolicyFeesMember
2019-04-01
2019-06-30
0000005272
us-gaap:InterestRateContractMember
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:FairValueHedgingMember
aig:InterestCreditedToPolicyholdersAccountBalancesMember
2019-04-01
2019-06-30
0000005272
us-gaap:AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember
2018-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:EquityContractMember
2020-06-30
0000005272
us-gaap:EquityContractMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:AlternativeFundsMember
2020-01-01
2020-06-30
0000005272
aig:MeasurementInputYieldMember
srt:WeightedAverageMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-12-31
0000005272
aig:LiabilitiesMember
2020-06-30
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputEquityVolatilityMember
srt:MinimumMember
2019-12-31
0000005272
aig:DepositarySharesMember
2019-03-14
2019-03-14
0000005272
us-gaap:EmbeddedDerivativeFinancialInstrumentsMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
us-gaap:CreditRiskContractMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:InterestRateContractMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
2019-01-01
2019-06-30
0000005272
aig:HedgeFundsMacroValueMember
2019-12-31
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2019-04-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:InvestmentIncomeMember
2019-01-01
2019-06-30
0000005272
aig:RealEstateAndInfrastructurePrivateEquityFundsMember
2019-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2019-12-31
0000005272
us-gaap:InterestRateContractMember
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:FairValueHedgingMember
aig:InterestCreditedToPolicyholdersAccountBalancesMember
2020-04-01
2020-06-30
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
us-gaap:FixedMaturitiesMember
2019-12-31
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
srt:MinimumMember
aig:MeasurementInputDynamicLapseMultiplierMember
2020-06-30
0000005272
aig:OtherInvestedAssetsMember
2018-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2018-12-31
0000005272
us-gaap:OtherIncomeMember
aig:BondsTradingSecuritiesMember
2019-04-01
2019-06-30
0000005272
us-gaap:PreferredStockIncludingAdditionalPaidInCapitalMember
2018-12-31
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:MeasurementInputLossSeverityMember
srt:MinimumMember
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:InterestRateContractMember
2019-12-31
0000005272
aig:MeasurementInputYieldMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:WeightedAverageMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
us-gaap:CreditRiskContractMember
2019-01-01
2019-06-30
0000005272
us-gaap:SubsequentEventMember
2020-08-03
2020-08-03
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
aig:Maturity365DaysorGreaterMember
2020-06-30
0000005272
aig:FicoScoreRangeThreeMember
2020-06-30
0000005272
us-gaap:OtherAssetsMember
2018-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:CorporateDebtSecuritiesMember
us-gaap:MaturityUpTo30DaysMember
2020-06-30
0000005272
aig:NetRealizedCapitalGainsLossesMember
aig:OtherInvestedAssetsMember
2020-01-01
2020-06-30
0000005272
us-gaap:FixedMaturitiesMember
us-gaap:CorporateDebtSecuritiesMember
2019-12-31
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:EquityContractMember
2020-01-01
2020-06-30
0000005272
aig:AlternativeFundsMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CreditRiskContractMember
us-gaap:FairValueInputsLevel1Member
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:MaturityOvernightAndOnDemandMember
2019-12-31
0000005272
us-gaap:CreditRiskContractMember
2019-04-01
2019-06-30
0000005272
us-gaap:AccumulatedOtherComprehensiveIncomeMember
2019-04-01
2019-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:EquityContractMember
2019-04-01
2019-06-30
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2018-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
aig:Maturity31To90DaysMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
aig:PolicyFeesMember
2020-04-01
2020-06-30
0000005272
us-gaap:HedgeFundsEquityMember
2020-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
2020-04-01
2020-06-30
0000005272
aig:FicoScoreRangeTwoMember
2020-06-30
0000005272
aig:CommercialMortgageCreditQualityIndicatorRangeOneMember
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeTwoMember
2019-12-31
0000005272
srt:MaximumMember
us-gaap:CreditIndexProductMember
us-gaap:MeasurementInputLapseRateMember
2020-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:BondsAvailableForSaleSecuritiesMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:MaturityUpTo30DaysMember
2019-12-31
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeThreeMember
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:CommercialMortgageCreditQualityIndicatorRangeFourMember
2020-06-30
0000005272
us-gaap:EquitySecuritiesMember
us-gaap:OtherIncomeMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CreditRiskContractMember
2019-12-31
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:MinimumMember
aig:MeasurementInputConstantDefaultRateMember
2019-12-31
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
aig:BondsAvailableForSaleSecuritiesMember
2019-06-30
0000005272
us-gaap:RealEstateInvestmentMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:NetRealizedCapitalGainsLossesMember
2019-04-01
2019-06-30
0000005272
aig:MeasurementInputYieldMember
srt:MaximumMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2020-06-30
0000005272
us-gaap:PreferredStockIncludingAdditionalPaidInCapitalMember
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:CommercialMortgageCreditQualityIndicatorRangeTwoMember
aig:DebtServiceCoverageRatioRangeOneMember
2019-12-31
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2020-01-01
2020-06-30
0000005272
us-gaap:InvestmentIncomeMember
aig:BondsAvailableForSaleSecuritiesMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
aig:Maturity91To364DaysMember
2020-06-30
0000005272
aig:MeasurementInputYieldMember
srt:MinimumMember
aig:CertainCollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-12-31
0000005272
us-gaap:CreditIndexProductMember
srt:MinimumMember
us-gaap:MeasurementInputLapseRateMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
aig:Maturity31To90DaysMember
us-gaap:CorporateDebtSecuritiesMember
2019-12-31
0000005272
us-gaap:LongTermDebtMember
2019-04-01
2019-06-30
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
aig:Maturity91To364DaysMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:VariableInterestEntityPrimaryBeneficiaryMember
aig:OtherVIEMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:EquityContractMember
2020-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
2019-01-01
2019-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:MinimumMember
us-gaap:MeasurementInputConstantPrepaymentRateMember
2019-12-31
0000005272
aig:MeasurementInputYieldMember
srt:MinimumMember
aig:CertainCollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2020-06-30
0000005272
aig:SecuredFinancingsMember
aig:Maturity365DaysorGreaterMember
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeOneMember
aig:CommercialMortgageCreditQualityIndicatorRangeThreeMember
2019-12-31
0000005272
us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember
aig:OtherVIEMember
2020-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:BondsAvailableForSaleSecuritiesMember
2019-06-30
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
2019-12-31
0000005272
us-gaap:InvestmentIncomeMember
aig:BondsTradingSecuritiesMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueHedgingMember
us-gaap:DesignatedAsHedgingInstrumentMember
aig:NetRealizedCapitalGainsLossesMember
us-gaap:ForeignExchangeContractMember
2019-04-01
2019-06-30
0000005272
aig:JuniorSubordinatedDebentures4875PercentSeriesA3Member
2020-01-01
2020-06-30
0000005272
aig:OtherInvestedAssetsMember
aig:NetRealizedCapitalGainsLossesMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CorporateDebtSecuritiesMember
2019-12-31
0000005272
us-gaap:OtherContractMember
2019-06-30
0000005272
us-gaap:HedgeFundsEventDrivenMember
2020-06-30
0000005272
us-gaap:DesignatedAsHedgingInstrumentMember
us-gaap:ForeignExchangeContractMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:USTreasuryAndGovernmentMember
us-gaap:FairValueInputsLevel1Member
2020-06-30
0000005272
aig:HedgeFundsMacroValueMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:EmbeddedDerivativeFinancialInstrumentsMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
us-gaap:FairValueInputsLevel1Member
aig:OtherAssetsMiscellaneousMember
2020-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:IndividualRetirementSegmentMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:FairValueInputsLevel2Member
2019-12-31
0000005272
us-gaap:ShortTermInvestmentsMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:CorporateDebtSecuritiesMember
2019-12-31
0000005272
us-gaap:FixedMaturitiesMember
2019-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
us-gaap:FairValueMeasurementsRecurringMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
aig:Maturity91To364DaysMember
2019-12-31
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2019-12-31
0000005272
us-gaap:TreasuryStockMember
2019-12-31
0000005272
stpr:NY
2020-01-01
2020-06-30
0000005272
us-gaap:MaturityOvernightAndOnDemandMember
2019-12-31
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:InstitutionalMarketsMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:EquityContractMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
2020-01-01
2020-06-30
0000005272
aig:MeasurementInputYieldMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
srt:WeightedAverageMember
2019-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
aig:DiscountedCashflowValuationTechniqueMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:CreditIndexProductMember
aig:MeasurementInputOptionsBudgetMember
srt:MinimumMember
2019-12-31
0000005272
aig:CommercialMortgageMember
2019-06-30
0000005272
us-gaap:OtherContractMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:AlternativeFundsMember
2020-04-01
2020-06-30
0000005272
aig:JuniorSubordinatedDebentures575PercentSeriesA2Member
2020-01-01
2020-06-30
0000005272
us-gaap:ForeignExchangeContractMember
2019-06-30
0000005272
aig:MeasurementInputYieldMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:WeightedAverageMember
2020-06-30
0000005272
aig:LeveragedBuyoutMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-06-30
0000005272
us-gaap:AdditionalPaidInCapitalMember
2020-04-01
2020-06-30
0000005272
aig:AlternativeFundsMember
2019-04-01
2019-06-30
0000005272
aig:CommercialMortgageMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
aig:DiscountedCashflowValuationTechniqueMember
aig:IndexLifeMember
2020-06-30
0000005272
aig:GeneralInsuranceMember
us-gaap:OperatingSegmentsMember
aig:InternationalOperatingSegmentMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
us-gaap:EquityContractMember
2019-12-31
0000005272
aig:CumulativeEffectPeriodOfAdoptionAdjustmentMember
2019-12-31
0000005272
us-gaap:AdditionalPaidInCapitalMember
2020-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
us-gaap:InvestmentIncomeMember
2020-01-01
2020-06-30
0000005272
aig:CommercialMortgageMember
2020-06-30
0000005272
us-gaap:IntersegmentEliminationMember
2019-01-01
2019-06-30
0000005272
us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember
2020-01-01
2020-06-30
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2019-04-01
2019-06-30
0000005272
us-gaap:InvestmentIncomeMember
aig:BondsTradingSecuritiesMember
2019-04-01
2019-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:InstitutionalMarketsMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
us-gaap:FairValueInputsLevel3Member
aig:OtherAssetsMiscellaneousMember
2020-06-30
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputDynamicLapseMultiplierMember
2019-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
2019-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CorporateDebtSecuritiesMember
2020-06-30
0000005272
us-gaap:CommonStockMember
2020-01-01
2020-06-30
0000005272
us-gaap:VentureCapitalFundsMember
2019-12-31
0000005272
us-gaap:NoncontrollingInterestMember
aig:CumulativeEffectPeriodOfAdoptionAdjustmentMember
2019-12-31
0000005272
us-gaap:ForeignExchangeContractMember
2019-12-31
0000005272
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2018-12-31
0000005272
aig:FicoScoreRangeFourMember
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeTwoMember
aig:CommercialMortgageCreditQualityIndicatorTotalMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
aig:Maturity365DaysorGreaterMember
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:CreditIndexProductMember
aig:DiscountedCashflowValuationTechniqueMember
2019-12-31
0000005272
aig:Maturity365DaysorGreaterMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
us-gaap:ForeignExchangeContractMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:USStatesAndPoliticalSubdivisionsMember
2020-06-30
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputMortalityMultiplierMember
srt:MinimumMember
2019-12-31
0000005272
srt:MaximumMember
us-gaap:CreditIndexProductMember
us-gaap:MeasurementInputLapseRateMember
2019-12-31
0000005272
aig:OtherFixedMaturitySecuritiesMember
2019-04-01
2019-06-30
0000005272
aig:OtherInvestedAssetsMember
us-gaap:OtherIncomeMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:USStatesAndPoliticalSubdivisionsMember
aig:DiscountedCashflowValuationTechniqueMember
2020-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
2020-04-01
2020-06-30
0000005272
aig:LegacyPortfolioMember
2020-04-01
2020-06-30
0000005272
us-gaap:EquityContractMember
2019-04-01
2019-06-30
0000005272
aig:RealEstateAndInvestmentFundsMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:CorporateDebtSecuritiesMember
aig:Maturity91To364DaysMember
2020-06-30
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
us-gaap:MeasurementInputUtilizationRateMember
2020-06-30
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:MaturityOvernightAndOnDemandMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-12-31
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:GroupRetirementSegmentMember
2020-01-01
2020-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:InstitutionalMarketsMember
2019-01-01
2019-06-30
0000005272
us-gaap:FixedMaturitiesMember
us-gaap:MortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
us-gaap:InterestRateContractMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-12-31
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
us-gaap:FairValueMeasurementsRecurringMember
2019-12-31
0000005272
aig:OtherPrivateEquityFundsMember
2020-06-30
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputEquityVolatilityMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CommercialMortgageBackedSecuritiesMember
us-gaap:FairValueInputsLevel1Member
2020-06-30
0000005272
aig:PolicyholderContractDepositsMember
2018-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:DiscountedCashflowValuationTechniqueMember
2020-06-30
0000005272
aig:OtherInvestmentMember
2020-01-01
2020-06-30
0000005272
aig:PolicyholderContractDepositsMember
aig:NetRealizedCapitalGainsLossesMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
2019-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
us-gaap:OtherIncomeMember
2019-01-01
2019-06-30
0000005272
us-gaap:OtherContractMember
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
aig:Maturity31To90DaysMember
us-gaap:CorporateDebtSecuritiesMember
2020-06-30
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputMortalityMultiplierMember
2020-06-30
0000005272
srt:MinimumMember
aig:IndexLifeMember
us-gaap:MeasurementInputMortalityRateMember
2019-12-31
0000005272
us-gaap:CreditRiskContractMember
2019-06-30
0000005272
aig:SecuredFinancingsMember
aig:Maturity31To90DaysMember
2020-06-30
0000005272
us-gaap:OtherContractMember
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
2019-12-31
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
us-gaap:FairValueInputsLevel2Member
2020-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:WeightedAverageMember
us-gaap:MeasurementInputConstantPrepaymentRateMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
2019-12-31
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2020-04-01
2020-06-30
0000005272
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2020-06-30
0000005272
aig:PolicyholderContractDepositsMember
2019-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:CommonStockMember
2018-12-31
0000005272
us-gaap:OperatingSegmentsMember
aig:GeneralInsuranceMember
2020-01-01
2020-06-30
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
us-gaap:EquityContractMember
2020-06-30
0000005272
us-gaap:EquitySecuritiesMember
2018-12-31
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
us-gaap:FairValueInputsLevel2Member
2019-12-31
0000005272
us-gaap:NondesignatedMember
us-gaap:OtherContractMember
2019-04-01
2019-06-30
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputEquityVolatilityMember
srt:MinimumMember
2020-06-30
0000005272
us-gaap:InvestmentIncomeMember
aig:PolicyholderContractDepositsMember
2020-01-01
2020-06-30
0000005272
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2019-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:FixedMaturitiesMember
2019-12-31
0000005272
aig:OtherInvestmentMember
2019-04-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:CorporateDebtSecuritiesMember
aig:Maturity91To364DaysMember
2019-12-31
0000005272
us-gaap:IntersegmentEliminationMember
2019-04-01
2019-06-30
0000005272
aig:SecuredFinancingsMember
us-gaap:MaturityUpTo30DaysMember
2020-06-30
0000005272
aig:GuaranteedInvestmentAgreementsMember
2020-06-30
0000005272
us-gaap:VariableInterestEntityPrimaryBeneficiaryMember
aig:OtherVIEMember
2019-12-31
0000005272
aig:DepositarySharesMember
2019-03-14
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:MaturityOvernightAndOnDemandMember
2019-12-31
0000005272
aig:CommercialMortgageMember
aig:CommercialMortgageCreditQualityIndicatorRangeTwoMember
aig:DebtServiceCoverageRatioRangeTwoMember
2019-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2020-06-30
0000005272
us-gaap:NoncontrollingInterestMember
2019-06-30
0000005272
aig:MortgageAndOtherLoansMember
2019-04-01
2019-06-30
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
aig:BondsAvailableForSaleSecuritiesMember
2018-12-31
0000005272
aig:IndexLifeMember
srt:MaximumMember
us-gaap:MeasurementInputCounterpartyCreditRiskMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:USTreasuryAndGovernmentMember
2019-12-31
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
2018-12-31
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2020-01-01
2020-06-30
0000005272
aig:PolicyholderContractDepositsMember
us-gaap:OtherIncomeMember
2019-04-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:InvestmentIncomeMember
2019-04-01
2019-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:EquityContractMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:USStatesAndPoliticalSubdivisionsMember
aig:DiscountedCashflowValuationTechniqueMember
2019-12-31
0000005272
aig:MeasurementInputYieldMember
srt:MinimumMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:AccumulatedOtherComprehensiveIncomeMember
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
us-gaap:FairValueInputsLevel2Member
2020-06-30
0000005272
aig:MezzanineTranchesMember
2019-12-31
0000005272
us-gaap:InvestmentIncomeMember
aig:PolicyholderContractDepositsMember
2020-04-01
2020-06-30
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2018-12-31
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
srt:MinimumMember
aig:MeasurementInputEquityInterestRateCorrelationMember
2019-12-31
0000005272
us-gaap:SubsequentEventMember
us-gaap:PreferredStockMember
2020-08-03
2020-08-03
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
srt:MinimumMember
aig:MeasurementInputEquityInterestRateCorrelationMember
2020-06-30
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputBaseLapseRatesMember
2019-12-31
0000005272
aig:BondsTradingSecuritiesMember
2019-06-30
0000005272
us-gaap:InterestRateContractMember
2019-06-30
0000005272
us-gaap:FixedMaturitiesMember
us-gaap:MortgageBackedSecuritiesMember
2020-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
aig:GroupRetirementSegmentMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
us-gaap:FairValueInputsLevel1Member
aig:AlternativeFundsMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:CreditRiskContractMember
2020-01-01
2020-06-30
0000005272
aig:GrowthEquityMember
2020-06-30
0000005272
us-gaap:CreditRiskContractMember
2018-12-31
0000005272
us-gaap:OtherIncomeMember
aig:OtherInvestedAssetsMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:OtherAssetsMiscellaneousMember
2019-04-01
2019-06-30
0000005272
us-gaap:PolicyLoansMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
2020-06-30
0000005272
us-gaap:RealEstateInvestmentMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:SeriesAPreferredStockMember
2020-01-01
2020-06-30
0000005272
aig:LeveragedBuyoutMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:CreditRiskContractMember
2020-06-30
0000005272
aig:MeasurementInputYieldMember
us-gaap:CorporateDebtSecuritiesMember
srt:MinimumMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:OtherContractMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
aig:Maturity91To364DaysMember
2019-12-31
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
us-gaap:InvestmentIncomeMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:OtherContractMember
us-gaap:FairValueMeasurementsRecurringMember
2020-06-30
0000005272
aig:LiabilitiesMember
2019-12-31
0000005272
aig:NetRealizedCapitalGainsLossesMember
aig:BondsTradingSecuritiesMember
2019-01-01
2019-06-30
0000005272
srt:MaximumMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:MeasurementInputLossSeverityMember
2019-12-31
0000005272
us-gaap:PreferredStockIncludingAdditionalPaidInCapitalMember
2019-06-30
0000005272
aig:AffordablehousingpartnershipsMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2018-12-31
0000005272
aig:LiabilitiesMember
2018-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
us-gaap:USStatesAndPoliticalSubdivisionsMember
2020-06-30
0000005272
us-gaap:NoncontrollingInterestMember
2019-12-31
0000005272
aig:MezzanineTranchesMember
2020-06-30
0000005272
aig:MeasurementInputMortalityMultiplierMember
us-gaap:CreditIndexProductMember
srt:MinimumMember
2020-06-30
0000005272
us-gaap:AccumulatedTranslationAdjustmentMember
2019-06-30
0000005272
aig:MeasurementInputMortalityMultiplierMember
us-gaap:CreditIndexProductMember
srt:MinimumMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:OtherAssetsMiscellaneousMember
2020-04-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
us-gaap:MaturityUpTo30DaysMember
2020-06-30
0000005272
us-gaap:NoncontrollingInterestMember
2018-12-31
0000005272
us-gaap:NondesignatedMember
us-gaap:EquityContractMember
2019-01-01
2019-06-30
0000005272
us-gaap:OtherContractMember
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
2019-12-31
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
us-gaap:FairValueInputsLevel1Member
aig:OtherAssetsMiscellaneousMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:EquityContractMember
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2020-06-30
0000005272
us-gaap:OperatingSegmentsMember
aig:GeneralInsuranceMember
aig:NorthAmericaOperatingSegmentMember
2019-01-01
2019-06-30
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:InvestmentIncomeMember
2020-01-01
2020-06-30
0000005272
us-gaap:AccumulatedTranslationAdjustmentMember
2018-12-31
0000005272
us-gaap:NondesignatedMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignExchangeContractMember
2019-12-31
0000005272
us-gaap:ParentMember
2018-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
us-gaap:InterestRateContractMember
2020-06-30
0000005272
aig:LegacyPortfolioMember
2019-04-01
2019-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:ForeignExchangeContractMember
2020-04-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:OtherContractMember
2020-04-01
2020-06-30
0000005272
us-gaap:AccumulatedOtherthanTemporaryImpairmentIncludingPortionAttributableToNoncontrollingInterestMember
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2020-01-01
2020-06-30
0000005272
srt:MaximumMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:MeasurementInputConstantDefaultRateMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
aig:Maturity365DaysorGreaterMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
2019-12-31
0000005272
aig:AlternativeFundsMember
2019-01-01
2019-06-30
0000005272
aig:RatingAgencyEventMember
aig:DepositarySharesMember
2019-03-14
0000005272
us-gaap:FixedMaturitiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
us-gaap:MaturityOvernightAndOnDemandMember
2019-12-31
0000005272
aig:LegacyPortfolioMember
2019-01-01
2019-06-30
0000005272
aig:PolicyholderContractDepositsMember
us-gaap:OtherIncomeMember
2019-01-01
2019-06-30
0000005272
us-gaap:AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember
2019-06-30
0000005272
aig:MeasurementInputYieldMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:MinimumMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
us-gaap:MaturityOvernightAndOnDemandMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:NetRealizedCapitalGainsLossesMember
2020-04-01
2020-06-30
0000005272
us-gaap:HedgeFundsEquityMember
2020-01-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
aig:PolicyholderBenefitsAndClaimsIncurredMember
2020-04-01
2020-06-30
0000005272
us-gaap:MaturityOvernightAndOnDemandMember
2020-06-30
0000005272
aig:OtherFixedMaturitySecuritiesMember
2020-04-01
2020-06-30
0000005272
us-gaap:AccumulatedOtherComprehensiveIncomeMember
2019-12-31
0000005272
srt:MaximumMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:MeasurementInputLossSeverityMember
2020-06-30
0000005272
us-gaap:PolicyLoansMember
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:USTreasuryAndGovernmentMember
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CreditRiskContractMember
2019-12-31
0000005272
aig:NetRealizedCapitalGainsLossesMember
aig:OtherInvestedAssetsMember
2020-04-01
2020-06-30
0000005272
us-gaap:HedgeFundsEquityMember
2021-01-01
2027-12-31
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
us-gaap:LifeInsuranceSegmentMember
2020-04-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2020-06-30
0000005272
aig:MeasurementInputYieldMember
srt:MinimumMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-12-31
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputEquityInterestRateCorrelationMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-12-31
0000005272
us-gaap:OtherIncomeMember
aig:BondsAvailableForSaleSecuritiesMember
2020-04-01
2020-06-30
0000005272
aig:LegacyPropertyAndCasualtyRunOffInsuranceLinesMember
2019-12-31
0000005272
aig:NetRealizedCapitalGainsLossesMember
aig:BondsTradingSecuritiesMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:USTreasuryAndGovernmentMember
2019-12-31
0000005272
us-gaap:OtherIncomeMember
aig:BondsTradingSecuritiesMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:NetRealizedCapitalGainsLossesMember
2019-01-01
2019-06-30
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
srt:MinimumMember
us-gaap:MeasurementInputUtilizationRateMember
2019-12-31
0000005272
aig:Maturity31To90DaysMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
us-gaap:InterestRateContractMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
us-gaap:FairValueInputsLevel1Member
2019-12-31
0000005272
us-gaap:EquitySecuritiesMember
us-gaap:InvestmentIncomeMember
2020-01-01
2020-06-30
0000005272
aig:CommercialLoansOtherLoansAndNotesReceivableMember
2020-06-30
0000005272
us-gaap:SeriesAPreferredStockMember
aig:RegulatoryCapitalEventMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USTreasuryAndGovernmentMember
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
2019-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:InterestRateContractMember
2020-06-30
0000005272
us-gaap:OtherIncomeMember
aig:BondsAvailableForSaleSecuritiesMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:NetRealizedCapitalGainsLossesMember
2020-01-01
2020-06-30
0000005272
aig:AccidentYears2015AndPriorMember
aig:NICOMember
aig:UsLongTailInsuranceLinesMember
2020-01-01
2020-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:MinimumMember
us-gaap:MeasurementInputConstantPrepaymentRateMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
us-gaap:FairValueInputsLevel2Member
aig:OtherAssetsMiscellaneousMember
2019-12-31
0000005272
aig:MeasurementInputYieldMember
srt:WeightedAverageMember
us-gaap:CorporateDebtSecuritiesMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
us-gaap:FairValueInputsLevel2Member
aig:AlternativeFundsMember
2019-12-31
0000005272
aig:SecuredFinancingsMember
us-gaap:MaturityUpTo30DaysMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
us-gaap:InterestRateContractMember
2019-04-01
2019-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:MeasurementInputLossSeverityMember
srt:MinimumMember
2019-12-31
0000005272
us-gaap:HedgeFundsMember
2020-06-30
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
srt:MinimumMember
aig:MeasurementInputBaseLapseRatesMember
2020-06-30
0000005272
us-gaap:InvestmentIncomeMember
aig:PolicyholderContractDepositsMember
2019-04-01
2019-06-30
0000005272
aig:BondsTradingSecuritiesMember
2019-12-31
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-12-31
0000005272
srt:MaximumMember
us-gaap:CreditIndexProductMember
aig:MeasurementInputOptionsBudgetMember
2019-12-31
0000005272
aig:AlternativeFundsMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CreditRiskContractMember
us-gaap:FairValueInputsLevel1Member
2019-12-31
0000005272
us-gaap:MeasurementInputCounterpartyCreditRiskMember
us-gaap:CreditIndexProductMember
srt:MinimumMember
2020-06-30
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:MaturityUpTo30DaysMember
2020-06-30
0000005272
us-gaap:AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
aig:DiscountedCashflowValuationTechniqueMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:PreferredStockIncludingAdditionalPaidInCapitalMember
2019-12-31
0000005272
us-gaap:ShortTermInvestmentsMember
2019-06-30
0000005272
us-gaap:EquityContractMember
2018-12-31
0000005272
us-gaap:NondesignatedMember
us-gaap:EmbeddedDerivativeFinancialInstrumentsMember
2019-04-01
2019-06-30
0000005272
us-gaap:RealEstateInvestmentMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:OtherContractMember
2019-12-31
0000005272
aig:LifeAndRetirementMember
us-gaap:OperatingSegmentsMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
2020-04-01
2020-06-30
0000005272
us-gaap:OtherIncomeMember
aig:PolicyholderContractDepositsMember
2020-01-01
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeTwoMember
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:CommercialMortgageCreditQualityIndicatorRangeThreeMember
2020-06-30
0000005272
aig:PolicyholderContractDepositsMember
aig:NetRealizedCapitalGainsLossesMember
2019-04-01
2019-06-30
0000005272
srt:MinimumMember
aig:MeasurementInputBaseLapseRatesMember
aig:IndexLifeMember
2020-06-30
0000005272
stpr:PA
2020-01-01
2020-06-30
0000005272
srt:MaximumMember
aig:IndexLifeMember
us-gaap:MeasurementInputMortalityRateMember
2019-12-31
0000005272
us-gaap:CommonStockMember
2020-06-30
0000005272
aig:OtherInvestmentMember
2020-06-30
0000005272
aig:IndexLifeMember
srt:MaximumMember
us-gaap:MeasurementInputCounterpartyCreditRiskMember
2019-12-31
0000005272
aig:OtherInvestedAssetsMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:ForeignExchangeContractMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputMortalityMultiplierMember
srt:MinimumMember
2020-06-30
0000005272
us-gaap:EquitySecuritiesMember
2019-06-30
0000005272
aig:AffordablehousingpartnershipsMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:OtherAssetsMember
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel2Member
us-gaap:ForeignExchangeContractMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:InterestRateContractMember
2020-01-01
2020-06-30
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:InterestRateContractMember
2019-01-01
2019-06-30
0000005272
srt:MaximumMember
aig:MeasurementInputBaseLapseRatesMember
aig:IndexLifeMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-12-31
0000005272
aig:MeasurementInputYieldMember
srt:MaximumMember
aig:CertainCollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:CorporateDebtSecuritiesMember
aig:Maturity365DaysorGreaterMember
2019-12-31
0000005272
srt:MinimumMember
aig:MeasurementInputBaseLapseRatesMember
aig:IndexLifeMember
2019-12-31
0000005272
us-gaap:CommonStockMember
2019-06-30
0000005272
aig:BondsTradingSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2018-12-31
0000005272
us-gaap:FairValueInputsLevel3Member
us-gaap:OtherContractMember
us-gaap:FairValueMeasurementsRecurringMember
2019-12-31
0000005272
us-gaap:HedgeFundsMember
2019-12-31
0000005272
aig:CommercialMortgageCreditQualityIndicatorRangeOneMember
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeThreeMember
2019-12-31
0000005272
aig:CommercialMortgageMember
2019-12-31
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-06-30
0000005272
aig:SecuredFinancingsMember
us-gaap:FixedMaturitiesMember
2019-12-31
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:BondsTradingSecuritiesMember
2019-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:CreditRiskContractMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
us-gaap:FairValueInputsLevel1Member
2020-06-30
0000005272
us-gaap:InterestRateContractMember
2018-12-31
0000005272
aig:NetRealizedCapitalGainsLossesMember
aig:PolicyholderContractDepositsMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CorporateDebtSecuritiesMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2020-06-30
0000005272
us-gaap:LongTermDebtMember
2020-04-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CorporateDebtSecuritiesMember
2019-12-31
0000005272
us-gaap:AdditionalPaidInCapitalMember
2018-12-31
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeThreeMember
aig:CommercialMortgageCreditQualityIndicatorTotalMember
2019-12-31
0000005272
us-gaap:OtherAssetsMember
2019-12-31
0000005272
us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember
2019-04-01
2019-06-30
0000005272
us-gaap:ParentMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:CorporateDebtSecuritiesMember
2020-06-30
0000005272
us-gaap:CorporateAndOtherMember
2020-04-01
2020-06-30
0000005272
aig:LifeAndRetirementMember
us-gaap:InternalInvestmentGradeMember
2020-06-30
0000005272
us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember
aig:OtherVIEMember
2019-12-31
0000005272
aig:LifeAndRetirementMember
2019-12-31
0000005272
aig:GeneralInsuranceMember
2020-01-01
2020-06-30
0000005272
us-gaap:EquitySecuritiesMember
aig:NetRealizedCapitalGainsLossesMember
2020-04-01
2020-06-30
0000005272
us-gaap:OperatingSegmentsMember
aig:GeneralInsuranceMember
aig:InternationalOperatingSegmentMember
2019-01-01
2019-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
us-gaap:OtherIncomeMember
2020-01-01
2020-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:MaturityOvernightAndOnDemandMember
2020-06-30
0000005272
us-gaap:ParentMember
2019-06-30
0000005272
us-gaap:InterestRateContractMember
2019-12-31
0000005272
us-gaap:IntersegmentEliminationMember
2020-04-01
2020-06-30
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
aig:DiscountedCashflowValuationTechniqueMember
aig:CertainCollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2020-06-30
0000005272
country:GB
2019-01-01
2019-12-31
0000005272
country:GB
2019-04-01
2019-06-30
0000005272
us-gaap:MeasurementInputCounterpartyCreditRiskMember
us-gaap:CreditIndexProductMember
srt:MinimumMember
2019-12-31
0000005272
us-gaap:AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2019-01-01
2019-06-30
0000005272
us-gaap:SeriesAPreferredStockMember
aig:RegulatoryCapitalEventMember
2019-03-14
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
us-gaap:MaturityUpTo30DaysMember
2019-12-31
0000005272
us-gaap:EquitySecuritiesMember
aig:NetRealizedCapitalGainsLossesMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:AccumulatedOtherComprehensiveIncomeMember
2018-12-31
0000005272
aig:OtherInvestedAssetsMember
us-gaap:InvestmentIncomeMember
2019-04-01
2019-06-30
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:WeightedAverageMember
us-gaap:MeasurementInputLossSeverityMember
2019-12-31
0000005272
aig:SecuredFinancingsMember
aig:Maturity91To364DaysMember
2019-12-31
0000005272
us-gaap:OtherAssetsMember
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:USTreasuryAndGovernmentMember
2020-06-30
0000005272
us-gaap:RealEstateInvestmentMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:FairValueInputsLevel1Member
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:CreditRiskContractMember
us-gaap:CreditDefaultSwapMember
2019-12-31
0000005272
us-gaap:RealEstateInvestmentMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
aig:Maturity31To90DaysMember
2020-06-30
0000005272
srt:MaximumMember
aig:MeasurementInputMortalityMultiplierMember
us-gaap:CreditIndexProductMember
2020-06-30
0000005272
us-gaap:TreasuryStockMember
2019-06-30
0000005272
us-gaap:NondesignatedMember
aig:PolicyholderBenefitsAndClaimsIncurredMember
2019-04-01
2019-06-30
0000005272
aig:CommercialMortgageCreditQualityIndicatorRangeOneMember
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeOneMember
2019-12-31
0000005272
srt:MinimumMember
us-gaap:PrivateEquityFundsMember
2020-01-01
2020-06-30
0000005272
aig:LegacyPortfolioMember
2020-01-01
2020-06-30
0000005272
us-gaap:RetainedEarningsMember
2019-12-31
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
aig:MeasurementInputBaseLapseRatesMember
2020-06-30
0000005272
aig:OtherInvestedAssetsMember
us-gaap:OtherIncomeMember
2019-04-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:MortgageBackedSecuritiesMember
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
2019-12-31
0000005272
aig:MortgageAndOtherLoansMember
2020-04-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:InvestmentIncomeMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
aig:DiscountedCashflowValuationTechniqueMember
aig:CertainCollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-12-31
0000005272
aig:DebtOfConsolidatedInvestmentsMember
2019-12-31
0000005272
aig:AlternativeFundsMember
2020-06-30
0000005272
us-gaap:OperatingSegmentsMember
aig:GeneralInsuranceMember
2019-01-01
2019-06-30
0000005272
aig:OtherInvestmentMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
us-gaap:EmbeddedDerivativeFinancialInstrumentsMember
2020-04-01
2020-06-30
0000005272
us-gaap:OtherContractMember
2019-12-31
0000005272
aig:CumulativeEffectPeriodOfAdoptionAdjustmentMember
us-gaap:RetainedEarningsMember
2019-12-31
0000005272
us-gaap:InvestmentIncomeMember
aig:OtherInvestedAssetsMember
2020-04-01
2020-06-30
0000005272
aig:IndexLifeMember
us-gaap:MeasurementInputCounterpartyCreditRiskMember
srt:MinimumMember
2020-06-30
0000005272
aig:FortitudeMember
2020-06-30
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
aig:Maturity91To364DaysMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2020-06-30
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
aig:Maturity365DaysorGreaterMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-12-31
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeTwoMember
aig:CommercialMortgageCreditQualityIndicatorRangeThreeMember
2019-12-31
0000005272
aig:MeasurementInputYieldMember
srt:MaximumMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:OtherAssetsMember
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeTwoMember
aig:CommercialMortgageCreditQualityIndicatorRangeFourMember
2019-12-31
0000005272
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
2019-06-30
0000005272
us-gaap:AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
us-gaap:FairValueInputsLevel2Member
aig:OtherAssetsMiscellaneousMember
2020-06-30
0000005272
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2019-12-31
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
aig:NetRealizedCapitalGainsLossesMember
2020-04-01
2020-06-30
0000005272
aig:OtherAssetsMiscellaneousMember
2019-12-31
0000005272
aig:CommercialMortgageMember
aig:CommercialMortgageCreditQualityIndicatorRangeTwoMember
aig:DebtServiceCoverageRatioRangeTotalMember
2019-12-31
0000005272
us-gaap:AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2020-01-01
2020-06-30
0000005272
us-gaap:ParentMember
aig:CumulativeEffectPeriodOfAdoptionAdjustmentMember
2019-12-31
0000005272
us-gaap:InternalNoninvestmentGradeMember
2020-06-30
0000005272
aig:SecuredFinancingsMember
us-gaap:MaturityOvernightAndOnDemandMember
2020-06-30
0000005272
us-gaap:ShortTermInvestmentsMember
2020-06-30
0000005272
us-gaap:HedgeFundsEquityMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2018-12-31
0000005272
us-gaap:TreasuryStockMember
2018-12-31
0000005272
aig:MeasurementInputYieldMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:MinimumMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
aig:PolicyholderBenefitsAndClaimsIncurredMember
2020-01-01
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeOneMember
aig:CommercialMortgageCreditQualityIndicatorRangeFourMember
2019-12-31
0000005272
us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember
2019-01-01
2019-06-30
0000005272
aig:FortitudeMember
aig:TcGroupCaymanMember
2018-11-13
0000005272
srt:MaximumMember
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
us-gaap:MeasurementInputCounterpartyCreditRiskMember
2019-12-31
0000005272
aig:OtherAssetsMiscellaneousMember
2020-06-30
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:CommercialMortgageCreditQualityIndicatorRangeThreeMember
aig:DebtServiceCoverageRatioRangeTotalMember
2019-12-31
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
us-gaap:MaturityUpTo30DaysMember
2019-12-31
0000005272
aig:GeneralInsuranceMember
2020-06-30
0000005272
srt:MaximumMember
aig:MeasurementInputMortalityMultiplierMember
us-gaap:CreditIndexProductMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
aig:PolicyFeesMember
2019-01-01
2019-06-30
0000005272
aig:AlternativeFundsMember
us-gaap:FairValueMeasurementsNonrecurringMember
2019-01-01
2019-06-30
0000005272
aig:BondsAvailableForSaleSecuritiesMember
aig:SecuredFinancingsMember
aig:Maturity31To90DaysMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2020-06-30
0000005272
aig:MeasurementInputYieldMember
srt:MaximumMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:NondesignatedMember
us-gaap:InvestmentIncomeMember
2019-04-01
2019-06-30
0000005272
us-gaap:FairValueInputsLevel3Member
aig:DiscountedCashflowValuationTechniqueMember
aig:IndexLifeMember
2019-12-31
0000005272
us-gaap:FixedMaturitiesMember
2020-01-01
2020-06-30
0000005272
aig:DepositarySharesMember
aig:RegulatoryCapitalEventMember
2019-03-14
0000005272
us-gaap:FixedMaturitiesMember
us-gaap:CorporateDebtSecuritiesMember
2020-06-30
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
us-gaap:MeasurementInputCounterpartyCreditRiskMember
srt:MinimumMember
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
2018-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
2019-12-31
0000005272
us-gaap:LongTermDebtMember
2019-01-01
2019-06-30
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeThreeMember
aig:CommercialMortgageCreditQualityIndicatorRangeFourMember
2019-12-31
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:USTreasuryAndGovernmentMember
us-gaap:FairValueInputsLevel1Member
2019-12-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
aig:SecuredFinancingsMember
aig:Maturity91To364DaysMember
2020-06-30
0000005272
us-gaap:FixedMaturitiesMember
2018-12-31
0000005272
us-gaap:VariableInterestEntityPrimaryBeneficiaryMember
2020-01-01
2020-06-30
0000005272
aig:GeneralInsuranceMember
us-gaap:InternalInvestmentGradeMember
2020-06-30
0000005272
aig:RatingAgencyEventMember
us-gaap:SeriesAPreferredStockMember
2020-01-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:OtherAssetsMiscellaneousMember
2020-01-01
2020-06-30
0000005272
us-gaap:FixedMaturitiesMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
us-gaap:FairValueInputsLevel1Member
2020-06-30
0000005272
us-gaap:OtherIncomeMember
aig:BondsTradingSecuritiesMember
2020-04-01
2020-06-30
0000005272
aig:CumulativeEffectPeriodOfAdoptionAdjustmentMember
us-gaap:AdditionalPaidInCapitalMember
2019-12-31
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
2019-04-01
2019-06-30
0000005272
aig:MeasurementInputYieldMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
srt:WeightedAverageMember
2020-06-30
0000005272
us-gaap:OtherIncomeMember
aig:BondsAvailableForSaleSecuritiesMember
2019-04-01
2019-06-30
0000005272
aig:GeneralInsuranceMember
2019-12-31
0000005272
aig:AlternativeFundsMember
2020-06-30
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
aig:Maturity365DaysorGreaterMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2020-06-30
0000005272
us-gaap:TreasuryStockMember
aig:CumulativeEffectPeriodOfAdoptionAdjustmentMember
2019-12-31
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeOneMember
aig:CommercialMortgageCreditQualityIndicatorTotalMember
2019-12-31
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
2019-12-31
0000005272
us-gaap:CreditRiskContractMember
2019-12-31
0000005272
aig:OtherInvestedAssetsMember
2019-06-30
0000005272
us-gaap:FairValueMeasurementsRecurringMember
us-gaap:FairValueInputsLevel1Member
us-gaap:CorporateDebtSecuritiesMember
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:CommercialMortgageCreditQualityIndicatorRangeFourMember
aig:DebtServiceCoverageRatioRangeTotalMember
2019-12-31
0000005272
srt:MaximumMember
us-gaap:MeasurementInputCounterpartyCreditRiskMember
us-gaap:CreditIndexProductMember
2019-12-31
0000005272
aig:DebtOfConsolidatedInvestmentsMember
2020-06-30
0000005272
us-gaap:EquitySecuritiesMember
us-gaap:OtherIncomeMember
2020-01-01
2020-06-30
0000005272
us-gaap:InvestmentIncomeMember
aig:BondsAvailableForSaleSecuritiesMember
2020-04-01
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeThreeMember
aig:CommercialMortgageCreditQualityIndicatorRangeThreeMember
2019-12-31
0000005272
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
2018-12-31
0000005272
aig:CommercialMortgageMember
aig:CommercialMortgageCreditQualityIndicatorTotalMember
aig:DebtServiceCoverageRatioRangeTotalMember
2019-12-31
0000005272
aig:PurchasedCreditImpairedSecuritiesMember
us-gaap:AvailableforsaleSecuritiesMember
2018-12-31
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
srt:WeightedAverageMember
us-gaap:MeasurementInputConstantPrepaymentRateMember
2020-06-30
0000005272
us-gaap:OperatingSegmentsMember
aig:GeneralInsuranceMember
aig:InternationalOperatingSegmentMember
2020-01-01
2020-06-30
0000005272
country:GB
2019-01-01
2019-06-30
0000005272
us-gaap:InternalInvestmentGradeMember
2020-06-30
0000005272
aig:CumulativeEffectPeriodOfAdoptionAdjustmentMember
us-gaap:CommonStockMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
2020-04-01
2020-06-30
0000005272
aig:MeasurementInputYieldMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
srt:MinimumMember
2019-12-31
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
us-gaap:InvestmentIncomeMember
2020-04-01
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:OtherAssetsMiscellaneousMember
2019-01-01
2019-06-30
0000005272
us-gaap:GuaranteedMinimumWithdrawalBenefitMember
us-gaap:MeasurementInputCounterpartyCreditRiskMember
srt:MinimumMember
2020-06-30
0000005272
aig:SecuredFinancingsMember
aig:BondsAvailableForSaleSecuritiesMember
aig:Maturity31To90DaysMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2019-12-31
0000005272
us-gaap:AccumulatedOtherthanTemporaryImpairmentIncludingPortionAttributableToNoncontrollingInterestMember
2019-01-01
2019-06-30
0000005272
us-gaap:OtherIncomeMember
aig:BondsTradingSecuritiesMember
2020-01-01
2020-06-30
0000005272
aig:MeasurementInputYieldMember
srt:MaximumMember
aig:CertainCollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-12-31
0000005272
aig:CommercialMortgageCreditQualityIndicatorRangeOneMember
aig:CommercialMortgageMember
aig:DebtServiceCoverageRatioRangeTotalMember
2019-12-31
0000005272
us-gaap:AccumulatedOtherComprehensiveIncomeMember
aig:CumulativeEffectPeriodOfAdoptionAdjustmentMember
2019-12-31
0000005272
aig:LifeAndRetirementMember
2020-06-30
0000005272
aig:OperatingSegmentsAndCorporateNonSegmentMember
2020-04-01
2020-06-30
0000005272
aig:OperatingSegmentsAndCorporateNonSegmentMember
2019-04-01
2019-06-30
0000005272
aig:OperatingSegmentsAndCorporateNonSegmentMember
2020-01-01
2020-06-30
0000005272
aig:OperatingSegmentsAndCorporateNonSegmentMember
2019-01-01
2019-06-30
0000005272
stpr:NY
aig:CommercialMortgageMember
us-gaap:AssetsTotalMember
us-gaap:GeographicConcentrationRiskMember
2020-01-01
2020-06-30
0000005272
aig:CommercialMortgageMember
us-gaap:AssetsTotalMember
us-gaap:GeographicConcentrationRiskMember
stpr:CA
2020-01-01
2020-06-30
0000005272
stpr:NY
aig:CommercialMortgageMember
us-gaap:AssetsTotalMember
us-gaap:GeographicConcentrationRiskMember
2019-01-01
2019-12-31
0000005272
aig:CommercialMortgageMember
us-gaap:AssetsTotalMember
us-gaap:GeographicConcentrationRiskMember
stpr:CA
2019-01-01
2019-12-31
0000005272
aig:InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-04-01
2020-06-30
0000005272
aig:InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-04-01
2019-06-30
0000005272
aig:InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-01-01
2020-06-30
0000005272
aig:InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-01-01
2019-06-30
0000005272
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-04-01
2020-06-30
0000005272
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-04-01
2019-06-30
0000005272
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-01-01
2020-06-30
0000005272
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-01-01
2019-06-30
0000005272
aig:FortitudeHoldingsMember
2020-06-30
0000005272
aig:CommercialMortgageMember
aig:FortitudeHoldingsMember
2020-06-30
0000005272
aig:FortitudeHoldingsMember
us-gaap:PolicyLoansMember
2020-06-30
0000005272
aig:FortitudeHoldingsMember
2020-01-01
2020-06-30
0000005272
aig:FortitudeMember
2020-06-02
0000005272
aig:FortitudeMember
2020-06-02
2020-06-02
0000005272
aig:FortitudeMember
aig:CarlyleFrlAndTAndDHoldingsMember
2020-06-02
0000005272
srt:MaximumMember
aig:FortitudeMember
2020-06-02
0000005272
aig:FortitudeMember
aig:TcGroupCaymanMember
2020-06-30
0000005272
aig:FortitudeMember
aig:CarlyleFrlMember
2020-06-02
0000005272
aig:FortitudeMember
aig:TAndDHoldingsIncMember
2020-06-02
0000005272
aig:AmericanInternationalGroupIncMember
aig:FortitudeMember
2020-06-02
2020-06-02
0000005272
us-gaap:EmbeddedDerivativeFinancialInstrumentsMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
aig:FortitudeHoldingsMember
2020-01-01
2020-06-30
0000005272
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
aig:FortitudeHoldingsMember
2020-01-01
2020-06-30
0000005272
aig:GeneralInsuranceMember
2020-03-31
0000005272
aig:LifeAndRetirementMember
2020-03-31
0000005272
2020-03-31
0000005272
aig:GeneralInsuranceMember
2020-04-01
2020-06-30
0000005272
aig:LifeAndRetirementMember
2020-04-01
2020-06-30
0000005272
aig:AccidentYears2015AndPriorMember
aig:NICOMember
aig:UsLongTailInsuranceLinesMember
2019-04-01
2019-06-30
0000005272
us-gaap:PreferredStockMember
2020-01-01
2020-06-30
0000005272
us-gaap:SeriesAPreferredStockMember
2020-03-16
2020-03-16
0000005272
aig:DepositarySharesMember
2020-03-16
2020-03-16
0000005272
us-gaap:SeriesAPreferredStockMember
2020-06-15
2020-06-15
0000005272
aig:DepositarySharesMember
2020-06-15
2020-06-15
0000005272
us-gaap:SeriesAPreferredStockMember
2019-06-17
2019-06-17
0000005272
aig:DepositarySharesMember
2019-06-17
2019-06-17
0000005272
2020-06-29
2020-06-29
0000005272
2019-06-28
2019-06-28
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
2020-03-31
0000005272
us-gaap:AccumulatedTranslationAdjustmentMember
2020-03-31
0000005272
us-gaap:AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember
2020-03-31
0000005272
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2020-03-31
0000005272
us-gaap:AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember
2020-03-31
0000005272
us-gaap:AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember
2020-04-01
2020-06-30
0000005272
us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember
2019-03-31
0000005272
2019-03-31
0000005272
us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
2019-03-31
0000005272
us-gaap:AccumulatedTranslationAdjustmentMember
2019-03-31
0000005272
us-gaap:AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember
2019-03-31
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
us-gaap:AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember
2020-04-01
2020-06-30
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
us-gaap:AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember
2019-04-01
2019-06-30
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
us-gaap:AccumulatedOtherthanTemporaryImpairmentIncludingPortionAttributableToNoncontrollingInterestMember
2020-04-01
2020-06-30
0000005272
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
us-gaap:AccumulatedOtherthanTemporaryImpairmentIncludingPortionAttributableToNoncontrollingInterestMember
2019-04-01
2019-06-30
0000005272
us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember
2020-04-01
2020-06-30
0000005272
aig:FortitudeMember
aig:TcGroupCaymanMember
2020-05-26
2020-05-26
0000005272
aig:FortitudeMember
aig:GeneralInsuranceSubsidiariesMember
2020-06-02
2020-06-02
0000005272
aig:FortitudeMember
aig:LifeAndRetirementSubsidiariesMember
2020-06-02
2020-06-02
0000005272
aig:BlackboardUsHoldingsIncMember
2020-01-01
2020-06-30
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-04-01
2020-06-30
0000005272
us-gaap:OperatingIncomeLossMember
us-gaap:MaterialReconcilingItemsMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-04-01
2020-06-30
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-04-01
2019-06-30
0000005272
us-gaap:OperatingIncomeLossMember
us-gaap:MaterialReconcilingItemsMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-04-01
2019-06-30
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-01-01
2020-06-30
0000005272
us-gaap:OperatingIncomeLossMember
us-gaap:MaterialReconcilingItemsMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-01-01
2020-06-30
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-01-01
2019-06-30
0000005272
us-gaap:OperatingIncomeLossMember
us-gaap:MaterialReconcilingItemsMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-01-01
2019-06-30
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
aig:BondsAvailableForSaleSecuritiesMember
2020-03-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-03-31
0000005272
aig:BondsTradingSecuritiesMember
2020-03-31
0000005272
us-gaap:EquityContractMember
2020-03-31
0000005272
us-gaap:OtherAssetsMember
2020-03-31
0000005272
aig:BondsTradingSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2020-03-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CorporateDebtSecuritiesMember
2020-03-31
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
2020-03-31
0000005272
aig:LiabilitiesMember
2020-03-31
0000005272
us-gaap:EquitySecuritiesMember
2020-03-31
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:BondsTradingSecuritiesMember
2020-03-31
0000005272
us-gaap:CreditRiskContractMember
2020-03-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2020-03-31
0000005272
aig:PolicyholderContractDepositsMember
2020-03-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
2020-03-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ResidentialMortgageBackedSecuritiesMember
2020-03-31
0000005272
us-gaap:ForeignExchangeContractMember
2020-03-31
0000005272
us-gaap:InterestRateContractMember
2020-03-31
0000005272
aig:OtherInvestedAssetsMember
2020-03-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2020-03-31
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2020-03-31
0000005272
us-gaap:OtherContractMember
2020-03-31
0000005272
aig:BondsTradingSecuritiesMember
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
2019-03-31
0000005272
aig:PolicyholderContractDepositsMember
2019-03-31
0000005272
us-gaap:EquityContractMember
2019-03-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CorporateDebtSecuritiesMember
2019-03-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:USStatesAndPoliticalSubdivisionsMember
2019-03-31
0000005272
aig:LiabilitiesMember
2019-03-31
0000005272
aig:CollateralizedDebtObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember
aig:BondsAvailableForSaleSecuritiesMember
2019-03-31
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:BondsAvailableForSaleSecuritiesMember
2019-03-31
0000005272
us-gaap:OtherContractMember
2019-03-31
0000005272
us-gaap:ForeignExchangeContractMember
2019-03-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-03-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
2019-03-31
0000005272
us-gaap:CreditRiskContractMember
2019-03-31
0000005272
aig:BondsTradingSecuritiesMember
2019-03-31
0000005272
us-gaap:InterestRateContractMember
2019-03-31
0000005272
us-gaap:EquitySecuritiesMember
2019-03-31
0000005272
aig:BondsTradingSecuritiesMember
us-gaap:CommercialMortgageBackedSecuritiesMember
2019-03-31
0000005272
us-gaap:ResidentialMortgageBackedSecuritiesMember
aig:BondsTradingSecuritiesMember
2019-03-31
0000005272
aig:BondsAvailableForSaleSecuritiesMember
us-gaap:ForeignGovernmentDebtSecuritiesMember
2019-03-31
0000005272
us-gaap:DerivativeFinancialInstrumentsLiabilitiesMember
2019-03-31
0000005272
aig:OtherInvestedAssetsMember
2019-03-31
0000005272
us-gaap:RetainedEarningsMember
2019-03-31
0000005272
us-gaap:AdditionalPaidInCapitalMember
2019-03-31
0000005272
us-gaap:NoncontrollingInterestMember
2019-03-31
0000005272
us-gaap:AccumulatedOtherComprehensiveIncomeMember
2019-03-31
0000005272
us-gaap:PreferredStockIncludingAdditionalPaidInCapitalMember
2019-03-31
0000005272
us-gaap:CommonStockMember
2019-03-31
0000005272
us-gaap:ParentMember
2019-03-31
0000005272
us-gaap:TreasuryStockMember
2019-03-31
0000005272
us-gaap:AccumulatedOtherComprehensiveIncomeMember
2020-03-31
0000005272
us-gaap:ParentMember
2020-03-31
0000005272
us-gaap:RetainedEarningsMember
2020-03-31
0000005272
us-gaap:TreasuryStockMember
2020-03-31
0000005272
us-gaap:PreferredStockIncludingAdditionalPaidInCapitalMember
2020-03-31
0000005272
us-gaap:NoncontrollingInterestMember
2020-03-31
0000005272
us-gaap:CommonStockMember
2020-03-31
0000005272
us-gaap:AdditionalPaidInCapitalMember
2020-03-31
0000005272
us-gaap:OtherLiabilitiesMember
2020-04-01
2020-06-30
0000005272
us-gaap:StructuredFinanceMember
2020-04-01
2020-06-30
0000005272
aig:NonStructuredMember
2020-04-01
2020-06-30
0000005272
aig:PurchasedCreditImpairedSecuritiesMember
us-gaap:AvailableforsaleSecuritiesMember
2019-03-31
0000005272
aig:FortitudeMember
aig:LegacyLifeAndRetirementRunOffLinesSegmentMember
2020-06-30
0000005272
aig:FortitudeMember
aig:LegacyGeneralInsuranceRunOffLinesSegmentMember
2020-06-30
0000005272
aig:FortitudeMember
aig:LegacyGeneralInsuranceRunOffLinesMember
2020-06-30
0000005272
us-gaap:InternalNoninvestmentGradeMember
aig:CaptiveInsurersMember
2020-06-30
0000005272
aig:CumulativeEffectPeriodOfAdoptionAdjustmentMember
2020-03-31
0000005272
country:GB
2020-01-01
2020-06-30
0000005272
country:GB
2020-04-01
2020-06-30
0000005272
2020-06-02
2020-06-30
0000005272
aig:FortitudeReFundsWithheldPayableMember
2020-03-31
0000005272
aig:FortitudeReFundsWithheldPayableMember
2020-04-01
2020-06-30
0000005272
aig:FortitudeReFundsWithheldPayableMember
2020-06-30
0000005272
aig:FortitudeReFundsWithheldPayableMember
2019-12-31
0000005272
aig:FortitudeReFundsWithheldPayableMember
2020-01-01
2020-06-30
0000005272
us-gaap:OtherLiabilitiesMember
2020-01-01
2020-06-30
0000005272
us-gaap:InvestmentIncomeMember
aig:FortitudeReFundsWithheldPayableMember
2020-04-01
2020-06-30
0000005272
aig:NetRealizedCapitalGainsLossesMember
aig:FortitudeReFundsWithheldPayableMember
2020-04-01
2020-06-30
0000005272
us-gaap:OtherIncomeMember
aig:FortitudeReFundsWithheldPayableMember
2020-04-01
2020-06-30
0000005272
us-gaap:InvestmentIncomeMember
aig:FortitudeReFundsWithheldPayableMember
2020-01-01
2020-06-30
0000005272
aig:NetRealizedCapitalGainsLossesMember
aig:FortitudeReFundsWithheldPayableMember
2020-01-01
2020-06-30
0000005272
us-gaap:OtherIncomeMember
aig:FortitudeReFundsWithheldPayableMember
2020-01-01
2020-06-30
0000005272
us-gaap:StructuredFinanceMember
2020-03-31
0000005272
us-gaap:StructuredFinanceMember
2020-06-30
0000005272
aig:NonStructuredMember
2020-03-31
0000005272
aig:NonStructuredMember
2020-06-30
0000005272
us-gaap:StructuredFinanceMember
aig:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember
2019-12-31
0000005272
aig:NonStructuredMember
aig:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember
2019-12-31
0000005272
aig:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember
2019-12-31
0000005272
us-gaap:NondesignatedMember
aig:NetRealizedCapitalGainsLossesMember
aig:InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-04-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
aig:NetRealizedCapitalGainsLossesMember
aig:InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-04-01
2019-06-30
0000005272
us-gaap:NondesignatedMember
aig:NetRealizedCapitalGainsLossesMember
aig:InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-01-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
aig:NetRealizedCapitalGainsLossesMember
aig:InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-01-01
2019-06-30
0000005272
us-gaap:NondesignatedMember
aig:NetRealizedCapitalGainsLossesMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-04-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
aig:NetRealizedCapitalGainsLossesMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-04-01
2019-06-30
0000005272
us-gaap:NondesignatedMember
aig:NetRealizedCapitalGainsLossesMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2020-01-01
2020-06-30
0000005272
us-gaap:NondesignatedMember
aig:NetRealizedCapitalGainsLossesMember
aig:ModifiedCoinsuranceAndFundsWithheldAssetsMember
2019-01-01
2019-06-30
0000005272
us-gaap:BondsMember
2020-04-01
2020-06-30
0000005272
us-gaap:BondsMember
2019-04-01
2019-06-30
0000005272
us-gaap:BondsMember
2020-01-01
2020-06-30
0000005272
us-gaap:BondsMember
2019-01-01
2019-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
2020-06-30
0000005272
us-gaap:FairValueMeasurementsNonrecurringMember
aig:FairValueAssetsImpairmentChargesMeasuredOnNonrecurringBasisDomain
2019-12-31
0000005272
aig:CommercialMortgageMember
2020-03-31
0000005272
aig:OtherMortgagesMember
2020-03-31
0000005272
aig:CommercialMortgageMember
2020-04-01
2020-06-30
0000005272
aig:OtherMortgagesMember
2020-04-01
2020-06-30
0000005272
aig:OtherMortgagesMember
2020-06-30
0000005272
aig:CommercialMortgageMember
2019-03-31
0000005272
aig:OtherMortgagesMember
2019-03-31
0000005272
aig:CommercialMortgageMember
2019-04-01
2019-06-30
0000005272
aig:OtherMortgagesMember
2019-04-01
2019-06-30
0000005272
aig:OtherMortgagesMember
2019-06-30
0000005272
aig:OtherMortgagesMember
2019-12-31
0000005272
aig:CommercialMortgageMember
2018-12-31
0000005272
aig:OtherMortgagesMember
2018-12-31
0000005272
us-gaap:FixedMaturitiesMember
2019-03-31
0000005272
aig:NotRatedMember
2020-06-30
0000005272
srt:MaximumMember
us-gaap:InternalNoninvestmentGradeMember
aig:LifeAndRetirementMember
2020-06-30
0000005272
aig:FortitudeHoldingsMember
us-gaap:RealEstateFundsMember
2020-06-30
0000005272
aig:FortitudeHoldingsMember
us-gaap:PrivateEquityFundsMember
2020-06-30
0000005272
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
2019-03-31
0000005272
us-gaap:AccumulatedOtherThanTemporaryImpairmentMember
2019-04-01
2019-06-30
0000005272
us-gaap:OtherAssetsMember
2019-03-31
0000005272
aig:FortitudeHoldingsMember
2020-06-02
2020-06-30
0000005272
aig:FortitudeMember
2020-04-01
2020-06-30
0000005272
aig:FortitudeMember
2020-01-01
2020-06-30
0000005272
aig:FortitudeMember
aig:OtherInvestmentMember
2020-06-30
0000005272
aig:FortitudeMember
2019-04-01
2019-06-30
0000005272
aig:FortitudeMember
2019-01-01
2019-06-30
0000005272
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2020-04-01
2020-06-30
0000005272
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2020-01-01
2020-06-30
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2020-01-01
2020-06-30
0000005272
us-gaap:OperatingIncomeLossMember
us-gaap:MaterialReconcilingItemsMember
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2020-01-01
2020-06-30
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2019-01-01
2019-06-30
0000005272
us-gaap:OperatingIncomeLossMember
us-gaap:MaterialReconcilingItemsMember
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2019-01-01
2019-06-30
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2020-04-01
2020-06-30
0000005272
us-gaap:OperatingIncomeLossMember
us-gaap:MaterialReconcilingItemsMember
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2020-04-01
2020-06-30
0000005272
us-gaap:MaterialReconcilingItemsMember
aig:RevenueMember
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2019-04-01
2019-06-30
0000005272
us-gaap:OperatingIncomeLossMember
us-gaap:MaterialReconcilingItemsMember
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2019-04-01
2019-06-30
0000005272
aig:AccidentYears2015AndPriorMember
aig:NICOMember
aig:UsLongTailInsuranceLinesMember
2020-04-01
2020-06-30
0000005272
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2019-01-01
2019-06-30
0000005272
aig:ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember
2019-04-01
2019-06-30
0000005272
us-gaap:AccumulatedOtherthanTemporaryImpairmentIncludingPortionAttributableToNoncontrollingInterestMember
2019-04-01
2019-06-30
0000005272
aig:NonLifeCompaniesMember
2020-04-01
2020-06-30
0000005272
aig:FortitudeMember
2019-12-31
iso4217:USD
xbrli:pure
xbrli:shares
iso4217:USD
xbrli:shares
utr:segment
utr:item
utr:security
utr:loan
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
________________
FORM 10-Q
☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 |
For the quarterly period ended June 30, 2020 |
OR |
☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 |
For the transition period from to |
Commission File Number 1-8787 |

American International Group, Inc. (Exact name of registrant as specified in its charter) |