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DERIVATIVES AND HEDGE ACCOUNTING (Details - Hedge Accounting) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Derivative instruments gain (loss):      
Foreign currency translation gain (loss) adjustment related to net investment hedge relationships $ 156us-gaap_TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax $ 38us-gaap_TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax $ 74us-gaap_TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax
Gain (loss) recognized in Other comprehensive income on derivatives   0us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax (2)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax
Derivatives designated as hedging instruments | Interest rate contracts | Fair value hedging | Net realized capital gains (losses)      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives 1us-gaap_DerivativeGainLossOnDerivativeNet
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Gains/(Losses) Recognized in Earnings Including Gains/(Losses) Attributable to Other (1)aig_GainLossOnFairValueHedgesRecognizedInEarningsOther
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Derivatives designated as hedging instruments | Interest rate contracts | Fair value hedging | Interest credited to policyholder account balances      
Derivative instruments gain (loss):      
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Gains/(Losses) Recognized in Earnings Including Gains/(Losses) Attributable to Other (1)aig_GainLossOnFairValueHedgesRecognizedInEarningsOther
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Derivatives designated as hedging instruments | Interest rate contracts | Fair value hedging | Other income (losses)      
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Derivatives designated as hedging instruments | Foreign exchange contracts | Fair value hedging | Net realized capital gains (losses)      
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Derivatives not designated as hedging instruments      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives 499us-gaap_DerivativeGainLossOnDerivativeNet
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Derivatives not designated as hedging instruments | Net realized capital gains (losses)      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives (219)us-gaap_DerivativeGainLossOnDerivativeNet
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Derivatives not designated as hedging instruments | Net investment income      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives 102us-gaap_DerivativeGainLossOnDerivativeNet
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Derivatives not designated as hedging instruments | Other income (losses)      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives 599us-gaap_DerivativeGainLossOnDerivativeNet
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Derivatives not designated as hedging instruments | Policyholder benefits and claims incurred      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives 17us-gaap_DerivativeGainLossOnDerivativeNet
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Derivatives not designated as hedging instruments | Interest rate contracts      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives 847us-gaap_DerivativeGainLossOnDerivativeNet
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/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
Derivatives not designated as hedging instruments | Foreign exchange contracts      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives 309us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
41us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
96us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
Derivatives not designated as hedging instruments | Equity contracts      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives (1,111)us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_EquityContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
664us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_EquityContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
(644)us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_EquityContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
Embedded derivative gains (losses) (837)us-gaap_EmbeddedDerivativeGainLossOnEmbeddedDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_EquityContractMember
/ us-gaap_HedgingDesignationAxis
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1,200us-gaap_EmbeddedDerivativeGainLossOnEmbeddedDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_EquityContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
(170)us-gaap_EmbeddedDerivativeGainLossOnEmbeddedDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_EquityContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
Derivatives not designated as hedging instruments | Commodity contracts      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives (1)us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
(4)us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
(1)us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
Derivatives not designated as hedging instruments | Credit contracts      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives 263us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CreditRiskContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
567us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CreditRiskContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
641us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CreditRiskContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
Derivatives not designated as hedging instruments | Other contracts      
Derivative instruments gain (loss):      
Gain (loss) recognized in earnings on derivatives $ 192us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_OtherContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
$ 85us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_OtherContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember
$ 6us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_OtherContractMember
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember