CONSOLIDATED BALANCE SHEET (USD $) In Millions, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Fixed maturity securities:
Bonds available for sale, at fair value (amortized cost: 2012 - $246,690; 2011 - $250,770)	$ 269,914	$ 263,981
Bond trading securities, at fair value	24,837	24,364
Equity securities:
Common and preferred stock available for sale, at fair value (cost: 2012 - $1,676; 2011 - $1,820)	3,021	3,624
Common and preferred stock trading, at fair value	98	125
Mortgage and other loans receivable, net of allowance (portion measured at fair value: 2012 - $130; 2011 - $107)	19,330	19,489
Flight equipment primarily under operating leases, net of accumulated depreciation	34,932	35,539
Other invested assets (portion measured at fair value: 2012 - $15,033; 2011 - $20,876)	35,426	40,744
Short-term investments (portion measured at fair value: 2012 - $7,300; 2011 - $5,913)	22,557	22,572
Total investments	410,115	410,438
Cash	1,608	1,474
Accrued investment income	3,153	3,108
Premiums and other receivables, net of allowance	14,564	14,721
Reinsurance assets, net of allowance	27,066	27,211
Current and deferred income taxes	14,119	17,802
Deferred policy acquisition costs	8,204	8,937
Derivative assets, at fair value	3,456	4,499
Other assets, including restricted cash of $2,293 in 2012 and $2,988 in 2011 (portion measured at fair value: 2012 - $698; 2011 - $0)	11,698	12,782
Separate account assets, at fair value	56,740	51,388
Total assets	550,723	552,360
Liabilities:
Liability for unpaid claims and claims adjustment expense	87,413	91,145
Unearned premiums	24,418	23,465
Future policy benefits for life and accident and health insurance contracts	35,831	34,317
Policyholder contract deposits (portion measured at fair value: 2012 - $1,308; 2011 - $918)	127,478	126,898
Other policyholder funds	6,303	6,691
Derivative liabilities, at fair value	4,314	4,733
Other liabilities (portion measured at fair value: 2012 - $930; 2011 - $907)	31,905	27,554
Long-term debt (portion measured at fair value: 2012 - $8,835; 2011 - $10,766)	73,748	75,253
Separate account liabilities	56,740	51,388
Total liabilities	448,150	441,444
Contingencies, commitments and guarantees (see Note 9)
Redeemable noncontrolling interests (see Note 11):
Nonvoting, callable, junior preferred interests held by Department of the Treasury		8,427
Other	159	96
Total redeemable noncontrolling interests	159	8,523
AIG shareholders' equity:
Common stock, $2.50 par value; 5,000,000,000 shares authorized; shares issued: 2012 - 1,906,612,666 and 2011 - 1,906,568,099	4,766	4,766
Treasury stock, at cost; 2012 - 430,316,923; 2011 - 9,746,617 shares of common stock	(13,925)	(942)
Additional paid-in capital	81,768	81,787
Retained earnings	18,170	10,774
Accumulated other comprehensive income (loss)	10,887	5,153
Total AIG shareholders' equity	101,666	101,538
Non-redeemable noncontrolling interests	748	855
Total equity	102,414	102,393
Total liabilities and equity	$ 550,723	$ 552,360