QUARTERLY FINANCIAL INFORMATION (UNAUDITED) (Details - Previously reported and adjusted amounts) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Net income (loss) attributable to AIG	$ 655	$ 2,192	$ 3,073	$ 1,609	$ 1,978	$ 2,170	$ 2,731	$ 2,206	$ 7,529	$ 9,085	$ 3,438
Total revenues									64,406	68,874	71,214
Income (loss) from continuing operations before income tax expense (benefit)									10,501	9,368	2,891
Income (loss) from discontinued operations, net of income tax expense	$ (35)	$ 2	$ 30	$ (47)	$ 11	$ (18)	$ 18	$ 73	$ (50)	$ 84	$ 1
Basic:
Income (loss) from continuing operations (in dollars per share)	$ 0.5	$ 1.54	$ 2.11	$ 1.13	$ 1.34	$ 1.48	$ 1.84	$ 1.44	$ 5.31	$ 6.11	$ 2.04
Income (loss) from discontinued operations	$ (0.03)	$ 0	$ 0.02	$ (0.03)	$ 0.01	$ (0.01)	$ 0.01	$ 0.05	$ (0.04)	$ 0.05	$ 0
Diluted:
Income (loss) from continuing operations (in dollars per share)									$ 5.24	$ 6.08	$ 2.04
Income (loss) from discontinued operations (in dollars per share)									$ (0.04)	$ 0.05	$ 0