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, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Condensed Financial Statements, Captions [Line Items]
Net income	$ (1,841)	$ (231)	$ 1,800	$ 2,468	$ 655	$ 2,192	$ 3,073	$ 1,609	$ 2,196	$ 7,529	$ 9,085
Other Comprehensive Income (Loss)									(8,086)	4,257	(6,237)
Comprehensive income attributable to AIG									(5,884)	11,786	2,871
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Net income									2,196	7,529	9,085
Other Comprehensive Income (Loss)									(8,080)	4,257	(6,214)
Comprehensive income attributable to AIG									$ (5,884)	$ 11,786	$ 2,871