INVESTMENTS (Details - Realized gains and gross realized losses from sales or maturities) (USD $)	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Available-for-sale Securities Disclosures
Gross Realized Gains	$ 246,000,000	$ 408,000,000
Aggregate fair value of available for sale securities sold	6,100,000,000	7,000,000,000
Net realized capital gains (losses)	200,000,000	300,000,000
Gross Realized Losses	33,000,000	74,000,000
Fixed maturity securities
Available-for-sale Securities Disclosures
Gross Realized Gains	216,000,000	371,000,000
Gross Realized Losses	31,000,000	71,000,000
Equity securities available for sale
Available-for-sale Securities Disclosures
Gross Realized Gains	30,000,000	37,000,000
Gross Realized Losses	$ 2,000,000	$ 3,000,000

This element represents the aggregate fair value of Available-for-sale securities sold during the reporting period.

No definition available.

Name:	aig_AvailableForSaleSecuritiesSoldFairValue
Namespace Prefix:	aig_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 9

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration