XML 136 R135.htm IDEA: XBRL DOCUMENT v2.4.1.9
EQUITY (Details - Rollforward of Accumulated other comprehensive income) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
A rollforward of Accumulated Other Comprehensive Income (Loss)      
Balance, beginning of period, net of tax $ 6,360us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax    
Change in unrealized appreciation (depreciation) of investments 5,956us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax (10,411)us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax 7,132us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
Change in unrealized appreciation (depreciation) of investments 91us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest 416us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest 2,172us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest
Changes in foreign currency translation adjustments (833)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax (454)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax (33)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax
Change in net derivative gains (losses) arising from cash flow hedging activities   0us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax 33us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax
Deferred tax asset (liability) (93)us-gaap_OtherComprehensiveIncomeLossTax 3,251us-gaap_OtherComprehensiveIncomeLossTax (2,889)us-gaap_OtherComprehensiveIncomeLossTax
Deferred tax asset (liability), Pension and Other Postretirement Benefit Plans 308us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax (330)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax 232us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
Deferred tax asset (liability), Derivatives Qualifying as Hedges   0us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax (16)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax
Deferred tax asset (liability), Foreign Currency Translation Adjustment 1us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax (102)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax 33us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
Deferred tax asset (liability), Available-for-sale Securities (418)us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax 3,738us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax (2,252)us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
Deferred tax asset (liability), Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss 16us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxIncludingPortionAttributableToNoncontrollingInterest (55)us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxIncludingPortionAttributableToNoncontrollingInterest (886)us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxIncludingPortionAttributableToNoncontrollingInterest
Other Comprehensive Income (Loss) 4,257us-gaap_OtherComprehensiveIncomeLossNetOfTax (6,237)us-gaap_OtherComprehensiveIncomeLossNetOfTax 6,096us-gaap_OtherComprehensiveIncomeLossNetOfTax
Other comprehensive income (loss), Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss 107us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest 361us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest 1,286us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment 5,538us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax (6,673)us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax 4,880us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment (832)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax (556)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax 0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges 0us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax 0us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax 17us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment (556)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax 631us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax (87)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
Balance, end of period, net of tax 10,617us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax 6,360us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax  
Accumulated Other Comprehensive Income      
A rollforward of Accumulated Other Comprehensive Income (Loss)      
Balance, beginning of period, net of tax 6,360us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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12,574us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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6,481us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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Change in unrealized appreciation (depreciation) of investments 7,720aig_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentBeforeTaxPeriodIncreaseDecreaseExcludingReclassificationsToDeferredAcquisitionCost
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(13,605)aig_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentBeforeTaxPeriodIncreaseDecreaseExcludingReclassificationsToDeferredAcquisitionCost
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10,710aig_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentBeforeTaxPeriodIncreaseDecreaseExcludingReclassificationsToDeferredAcquisitionCost
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Change in deferred acquisition costs adjustment and other (427)aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease
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873aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease
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(889)aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease
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Change in future policy benefits (1,246)aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts
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2,737aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts
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(517)aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts
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Changes in foreign currency translation adjustments (833)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax
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(454)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax
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(33)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax
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Net actuarial gain (loss) (815)aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetGainLossBeforeTax
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1,012aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetGainLossBeforeTax
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(273)aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetGainLossBeforeTax
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Prior service (cost) credit (49)aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostBeforeTax
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(51)aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostBeforeTax
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(46)aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostBeforeTax
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= us-gaap_AccumulatedOtherComprehensiveIncomeMember
Change in net derivative gains (losses) arising from cash flow hedging activities     33us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax
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Deferred tax asset (liability) (93)us-gaap_OtherComprehensiveIncomeLossTax
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3,251us-gaap_OtherComprehensiveIncomeLossTax
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(2,889)us-gaap_OtherComprehensiveIncomeLossTax
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Other Comprehensive Income (Loss) 4,257us-gaap_OtherComprehensiveIncomeLossNetOfTax
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(6,237)us-gaap_OtherComprehensiveIncomeLossNetOfTax
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6,096us-gaap_OtherComprehensiveIncomeLossNetOfTax
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Noncontrolling interests 0us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest
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(23)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest
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3us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest
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Balance, end of period, net of tax 10,617us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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6,360us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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12,574us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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Unrealized Appreciation (Depreciation) of Fixed Maturity Investments on Which Other-Than-Temporary Credit Impairments Were Recognized      
A rollforward of Accumulated Other Comprehensive Income (Loss)      
Balance, beginning of period, net of tax 936us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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575us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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(711)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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Change in unrealized appreciation (depreciation) of investments 156us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest
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464us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest
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2,306us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest
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Change in deferred acquisition costs adjustment and other 68aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease
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(127)aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease
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(49)aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease
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Change in future policy benefits (133)aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherThanTemporaryImpairmentMember
79aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts
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= us-gaap_AccumulatedOtherThanTemporaryImpairmentMember
(85)aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts
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Deferred tax asset (liability), Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss 16us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxIncludingPortionAttributableToNoncontrollingInterest
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(55)us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxIncludingPortionAttributableToNoncontrollingInterest
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(886)us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxIncludingPortionAttributableToNoncontrollingInterest
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Other comprehensive income (loss), Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss 107us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
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361us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
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1,286us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
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Noncontrolling interests     0us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest
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Balance, end of period, net of tax 1,043us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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936us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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575us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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Unrealized Appreciation (Depreciation) of All Other Investments      
A rollforward of Accumulated Other Comprehensive Income (Loss)      
Balance, beginning of period, net of tax 6,789us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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13,446us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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8,575us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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Change in unrealized appreciation (depreciation) of investments 7,564us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
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(14,069)us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
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8,404us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
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Change in deferred acquisition costs adjustment and other (495)aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease
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1,000aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease
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(840)aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease
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Change in future policy benefits (1,113)aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts
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2,658aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts
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(432)aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts
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Deferred tax asset (liability), Available-for-sale Securities (418)us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
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3,738us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
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(2,252)us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
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Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment 5,538us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
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(6,673)us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
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4,880us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
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Noncontrolling interests 0us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest
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(16)us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest
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Balance, end of period, net of tax 12,327us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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6,789us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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13,446us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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Foreign Currency Translation Adjustments      
A rollforward of Accumulated Other Comprehensive Income (Loss)      
Balance, beginning of period, net of tax (952)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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(403)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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(409)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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Changes in foreign currency translation adjustments (833)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax
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(454)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax
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(33)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax
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Deferred tax asset (liability), Foreign Currency Translation Adjustment 1us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
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(102)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
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33us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
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Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment (832)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
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(556)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
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0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
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Noncontrolling interests 0us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest
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(7)us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest
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(6)us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest
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Balance, end of period, net of tax (1,784)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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(952)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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(403)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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Net Derivative Gains (Losses) Arising From Cash Flow Hedging Activities      
A rollforward of Accumulated Other Comprehensive Income (Loss)      
Balance, beginning of period, net of tax   0us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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(17)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
Change in net derivative gains (losses) arising from cash flow hedging activities     33us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
Deferred tax asset (liability), Derivatives Qualifying as Hedges   0us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
(16)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges   0us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
17us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
Balance, end of period, net of tax 0us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
0us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
0us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
Change in Retirement Plan Liabilities Adjustment      
A rollforward of Accumulated Other Comprehensive Income (Loss)      
Balance, beginning of period, net of tax (413)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
(1,044)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
(957)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
Net actuarial gain (loss) (815)aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetGainLossBeforeTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
1,012aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetGainLossBeforeTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
(273)aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetGainLossBeforeTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
Prior service (cost) credit (49)aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostBeforeTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
(51)aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostBeforeTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
(46)aig_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostBeforeTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
Deferred tax asset (liability), Pension and Other Postretirement Benefit Plans 308us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
(330)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
232us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment 556us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
(631)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
87us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
Balance, end of period, net of tax $ (969)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
$ (413)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
$ (1,044)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember