INFORMATION PROVIDED IN CONNECTION WITH OUTSTANDING DEBT (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Revenues:
Change in fair value of ML III		$ 1,306		$ 2,558
Other income	17,315	14,915	33,203	31,160
Total revenues	17,315	16,221	33,203	33,718
Expenses:
Interest expense	535	567	1,112	1,132
Net (gains) losses on extinguishment of debt	38	9	378	9
Other expenses	13,595	13,976	25,734	26,442
Total benefits, claims and expenses	14,168	14,552	27,224	27,583
Income (loss) from continuing operations before income tax expense (benefit)	3,147	1,669	5,979	6,135
Income tax expense (benefit)	422	(491)	1,116	590
Income (loss) from continuing operations	2,725	2,160	4,863	5,545
Income (loss) from discontinued operations, net of income taxes	33	179	126	243
Net income (loss)	2,758	2,339	4,989	5,788
Less: Net income (loss) from continuing operations attributable to noncontrolling interests:
Nonvoting, callable, junior and senior preferred interests				208
Other	27	7	52	40
Total net income (loss) from continuing operations attributable to noncontrolling interests	27	7	52	248
Net income (loss) attributable to AIG	2,731	2,332	4,937	5,540
AIG (As Guarantor)
Revenues:
Equity in earnings of consolidated subsidiaries	2,374	1,126	4,265	3,946
Change in fair value of ML III		1,306		1,957
Other income	673	50	967	701
Total revenues	3,047	2,482	5,232	6,604
Expenses:
Interest expense	482	525	1,010	1,169
Net (gains) losses on extinguishment of debt	38	9	307	9
Other expenses	335	926	593	1,105
Total benefits, claims and expenses	855	1,460	1,910	2,283
Income (loss) from continuing operations before income tax expense (benefit)	2,192	1,022	3,322	4,321
Income tax expense (benefit)	(538)	(1,310)	(1,618)	(1,219)
Income (loss) from continuing operations	2,730	2,332	4,940	5,540
Income (loss) from discontinued operations, net of income taxes	1		(3)
Net income (loss)	2,731	2,332	4,937	5,540
Less: Net income (loss) from continuing operations attributable to noncontrolling interests:
Net income (loss) attributable to AIG	2,731	2,332	4,937	5,540
Intercompany income	74	60	140	131
Intercompany interest expense	2	3	5	136
AIGLH
Revenues:
Equity in earnings of consolidated subsidiaries	754	84	1,424	136
Other income				49
Total revenues	754	84	1,424	185
Expenses:
Interest expense	32	44	68	98
Other expenses			71
Total benefits, claims and expenses	32	44	139	98
Income (loss) from continuing operations before income tax expense (benefit)	722	40	1,285	87
Income tax expense (benefit)	(3)	463	(14)	463
Income (loss) from continuing operations	725	(423)	1,299	(376)
Net income (loss)	725	(423)	1,299	(376)
Less: Net income (loss) from continuing operations attributable to noncontrolling interests:
Net income (loss) attributable to AIG	725	(423)	1,299	(376)
Other Subsidiaries
Revenues:
Change in fair value of ML III				601
Other income	16,726	14,930	32,389	30,679
Total revenues	16,726	14,930	32,389	31,280
Expenses:
Interest expense	36	62	118	133
Net (gains) losses on extinguishment of debt			71
Other expenses	13,317	13,050	25,127	25,337
Total benefits, claims and expenses	13,353	13,112	25,316	25,470
Income (loss) from continuing operations before income tax expense (benefit)	3,373	1,818	7,073	5,810
Income tax expense (benefit)	967	356	2,752	1,346
Income (loss) from continuing operations	2,406	1,462	4,321	4,464
Income (loss) from discontinued operations, net of income taxes	32	179	129	243
Net income (loss)	2,438	1,641	4,450	4,707
Less: Net income (loss) from continuing operations attributable to noncontrolling interests:
Other		7		40
Total net income (loss) from continuing operations attributable to noncontrolling interests	27	7	52	40
Net income (loss) attributable to AIG	2,411	1,634	4,398	4,667
Reclassifications and Eliminations
Revenues:
Equity in earnings of consolidated subsidiaries	(3,128)	(1,210)	(5,689)	(4,082)
Other income	(84)	(65)	(153)	(269)
Total revenues	(3,212)	(1,275)	(5,842)	(4,351)
Expenses:
Interest expense	(15)	(64)	(84)	(268)
Other expenses	(57)		(57)
Total benefits, claims and expenses	(72)	(64)	(141)	(268)
Income (loss) from continuing operations before income tax expense (benefit)	(3,140)	(1,211)	(5,701)	(4,083)
Income tax expense (benefit)	(4)		(4)
Income (loss) from continuing operations	(3,136)	(1,211)	(5,697)	(4,083)
Net income (loss)	(3,136)	(1,211)	(5,697)	(4,083)
Less: Net income (loss) from continuing operations attributable to noncontrolling interests:
Nonvoting, callable, junior and senior preferred interests				208
Total net income (loss) from continuing operations attributable to noncontrolling interests				208
Net income (loss) attributable to AIG	$ (3,136)	$ (1,211)	$ (5,697)	$ (4,291)