Schedule II Condensed Financial Information of Registrant - Parent Company Only (Details 2) (USD $) In Millions, unless otherwise specified	1 Months Ended	3 Months Ended								12 Months Ended
	Nov. 30, 2011	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Revenues:
Change in fair value of ML III											$ 2,888	$ (646)
Net realized capital gains (losses)										1,744	930	691
Expenses
Interest expense										2,142	2,319	2,444
Net (gains) losses on extinguishment of debt	(484)	192	81	38	340			11	21	651	32	2,908
Income (loss) from continuing operations before income tax expense (benefit)		2,150	1,178	3,165	2,875	(6,039)	2,595	1,751	4,584	9,368	2,891	(901)
Income tax expense (benefit)										360	(808)	(19,764)
Net income (loss) attributable to AIG from continuing operations										9,001	3,437	17,362
Income (loss) from discontinued operations		11	(18)	18	73	(8)	1	(5)	13	84	1	2,467
Net income (loss) attributable to AIG		1,978	2,170	2,731	2,206	(3,958)	1,856	2,332	3,208	9,085	3,438	20,622
Parent Company
Revenues:
Equity in undistributed net income (loss) of consolidated subsidiaries										(2,226)	(8,740)	432
Dividend income from consolidated subsidiaries										9,864	10,710	5,828
Interest income										387	358	596
Change in fair value of ML III											2,287	(723)
Net realized capital gains (losses)										169	747	213
Other income										931	806	279
Expenses
Interest expense										1,938	2,257	2,917
Net (gains) losses on extinguishment of debt										580	9	2,847
Other expenses										1,520	1,602	867
Income (loss) from continuing operations before income tax expense (benefit)										5,087	2,300	(6)
Income tax expense (benefit)										(4,012)	(1,137)	(19,695)
Net income (loss) attributable to AIG from continuing operations										9,099	3,437	19,689
Income (loss) from discontinued operations										(14)	1	933
Net income (loss) attributable to AIG										$ 9,085	$ 3,438	$ 20,622