INFORMATION PROVIDED IN CONNECTION WITH OUTSTANDING DEBT (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
CONDENSED FINANCIAL STATEMENTS
Net income (loss)	$ 1,861	$ (3,826)	$ 7,649	$ (272)
Other comprehensive income (loss)	3,099	(3,170)	5,734	(1,836)
Comprehensive income (loss)	4,960	(6,996)	13,383	(2,108)
Total comprehensive income (loss) attributable to noncontrolling interests	8	58	253	432
Comprehensive income (loss) attributable to AIG	4,952	(7,054)	13,130	(2,540)
AIG
CONDENSED FINANCIAL STATEMENTS
Net income (loss)	1,856	(3,990)	7,396	(857)
Other comprehensive income (loss)	3,096	(3,064)	5,734	(1,683)
Comprehensive income (loss)	4,952	(7,054)	13,130	(2,540)
Comprehensive income (loss) attributable to AIG	4,952	(7,054)	13,130	(2,540)
SAFG, Inc.
CONDENSED FINANCIAL STATEMENTS
Net income (loss)	1,425	401	1,049	1,214
Other comprehensive income (loss)	1,995	432	3,754	1,537
Comprehensive income (loss)	3,420	833	4,803	2,751
Comprehensive income (loss) attributable to AIG	3,420	833	4,803	2,751
Other Subsidiaries
CONDENSED FINANCIAL STATEMENTS
Net income (loss)	2,004	(3,224)	6,679	3,072
Other comprehensive income (loss)	3,096	(2,180)	6,791	(1,995)
Comprehensive income (loss)	5,100	(5,404)	13,470	1,077
Total comprehensive income (loss) attributable to noncontrolling interests	8	(87)	45	(106)
Comprehensive income (loss) attributable to AIG	5,092	(5,317)	13,425	1,183
Reclassifications and Eliminations
CONDENSED FINANCIAL STATEMENTS
Net income (loss)	(3,424)	2,987	(7,475)	(3,701)
Other comprehensive income (loss)	(5,088)	1,642	(10,545)	305
Comprehensive income (loss)	(8,512)	4,629	(18,020)	(3,396)
Total comprehensive income (loss) attributable to noncontrolling interests		145	208	538
Comprehensive income (loss) attributable to AIG	$ (8,512)	$ 4,484	$ (18,228)	$ (3,934)