EARNINGS PER SHARE (EPS) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Numerator for EPS:
Income from continuing operations	$ (156)	$ 2,476
Less:
Net income (loss) from continuing operations attributable to noncontrolling interests	(20)	9
Net income (loss) attributable to AIG from continuing operations	(136)	2,467
Income (loss) from discontinued operations	(47)	1
Net income attributable to AIG common shareholders	$ (183)	$ 2,468
Denominator for EPS:
Weighted average shares outstanding - basic	1,156,548,459	1,365,951,690
Dilutive shares	0	20,311,859
Weighted average shares outstanding - diluted	1,156,548,459	1,386,263,549
Basic:
Income from continuing operations	$ (0.12)	$ 1.81
Income (loss) from discontinued operations	(0.04)	0
Net income attributable to AIG	(0.16)	1.81
Diluted:
Income from continuing operations	(0.12)	1.78
Income (loss) from discontinued operations	(0.04)	0
Net Income attributable to AIG	$ (0.16)	$ 1.78
Number of shares, warrants, and options excluded from diluted shares outstanding because the effect would have been anti-dilutive	600,000	600,000