Consolidated Statement of Changes in Shareholders' Equity (USD $) In Millions, except Share data in Thousands	Total		Preferred Stock	Common Stock and Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Other	Comprehensive Income (Loss)
Beginning Balance at Dec. 31, 2009	$ 231,444		$ 37,208	$ 128,734	$ 71,233	$ (5,619)	$ (112)
Beginning Balance, Shares at Dec. 31, 2009				8,650,244
Cumulative adjustment for accounting change - Consolidation of certain VIEs	(6,270)				(6,154)	(116)		(116)
Cumulative Effect Of Initial Adoption Of Credit Related Notes					(229)	229		229
Net loss	(994)	[1]			(994)			(994)
Net change in available-for-sale debt and marketable equity securities	6,855					6,855		6,855
Net change in derivatives	(1,439)					(1,439)		(1,439)
Employee benefit plan adjustments	188					188		188
Net change in foreign currency translation adjustments	238					238		238
Dividends paid:
Common	(303)				(303)
Preferred	(1,036)				(1,036)
Common stock issued under employee plans and related tax effects, Shares				97,461
Common stock issued under employee plans and related tax effects	1,667			1,585			82
Common Equivalent Securities conversion			(19,244)	19,244
Common Equivalent Securities conversion, shares				1,286,000
Other	145		140		(2)		7
Ending Balance at Sep. 30, 2010	230,495		18,104	149,563	62,515	336	(23)	4,961
Ending Balance, Shares at Sep. 30, 2010				10,033,705
Beginning Balance at Dec. 31, 2010	228,248		16,562	150,905	60,849	(66)	(2)
Beginning Balance, Shares at Dec. 31, 2010				10,085,155
Net loss	(545)	[1]			(545)			(545)
Net change in available-for-sale debt and marketable equity securities	(1,404)					(1,404)		(1,404)
Net change in derivatives	(830)					(830)		(830)
Employee benefit plan adjustments	204					204		204
Net change in foreign currency translation adjustments	25					25		25
Dividends paid:
Common	(309)				(309)
Preferred	(954)				(954)
Issuance of preferred stock and warrants	5,000		2,900	2,100
Common stock issued under employee plans and related tax effects, Shares				49,277
Common stock issued under employee plans and related tax effects	815			814			1
Other	2				2
Ending Balance at Sep. 30, 2011	$ 230,252		$ 19,480	$ 153,801	$ 59,043	$ (2,071)	$ (1)	$ (2,550)
Ending Balance, Shares at Sep. 30, 2011				10,134,432

[1] There were no material intersegment revenues.