Schedule II Condensed Financial Information of Registrant - Parent Company Only (Details - Statements of Comprehensive Income (Loss)) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Condensed Financial Statements, Captions [Line Items]
Net income	$ (3,041)	$ 462	$ 1,913	$ (183)	$ (1,841)	$ (231)	$ 1,800	$ 2,468	$ (849)	$ 2,196	$ 7,529
Other Comprehensive Income (Loss)									693	(8,086)	4,257
Comprehensive income (loss) attributable to AIG									(156)	(5,884)	11,786
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Net income									(849)	2,196	7,529
Other Comprehensive Income (Loss)									693	(8,080)	4,257
Comprehensive income (loss) attributable to AIG									$ (156)	$ (5,884)	$ 11,786