Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Comprehensive Income
Net income	$ 0	$ 666	$ 535	$ 1,061
Other comprehensive income (loss)
Change in net unrealized gain / loss on securities	871	1,064	1,717	2,642
Change in OTTI losses recognized in other comprehensive income	10	44	11	97
Change in net gain / loss on cash-flow hedging instruments	154	79	157	308
Change in foreign currency translation adjustments	83	164	109	205
Amortization of prior service cost and actuarial net losses included in net periodic benefit costs	24	28	72	60
Total other comprehensive income	1,142	1,379	2,066	3,312
Total comprehensive income	$ 1,142	$ 2,045	$ 2,601	$ 4,373