CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified	Jun. 30, 2011		Dec. 31, 2010		Jun. 30, 2010		Jun. 30, 2011 Preferred stock Series F	Dec. 31, 2010 Preferred stock Series F	Jun. 30, 2010 Preferred stock Series F	Jun. 30, 2011 Preferred Stock	Dec. 31, 2010 Preferred Stock	Jun. 30, 2010 Preferred Stock	Jun. 30, 2011 Preferred stock Series G	Dec. 31, 2010 Preferred stock Series G	Jun. 30, 2010 Preferred stock Series G	Jun. 30, 2011 Variable Interest Entities	Dec. 31, 2010 Variable Interest Entities	Jun. 30, 2010 Variable Interest Entities
Cash and due from banks	$ 2,380	[1]	$ 2,159	[1]	$ 2,216	[1]										$ 42	$ 52	$ 74
Other short-term investments	1,370	[1]	1,515	[1]	4,322	[1]										7	7	7
Commercial mortgage loans	10,233	[1]	10,845	[1]	11,481	[1]										29	29	0
Home equity	11,048	[1]	11,513	[1]	11,987	[1]										231	241	252
Automobile loans	11,315	[1]	10,983	[1]	10,285	[1]										424	648	911
Allowance for loan and lease losses	(2,614)	[1],[2]	(3,004)	[1],[3]	(3,693)	[1]										(11)	(14)	(16)
Other assets	8,254	[1]	8,400	[1]	8,144	[1]										4	7	7
Other liabilities	3,282	[1]	2,979	[1]	2,703	[1]										8	12	19
Long-term debt	10,152	[1]	9,558	[1]	10,989	[1]										365	692	996
Available-for-sale and other securities, amortized cost	14,889	[4]	14,919		15,356
Held-to-maturity securities, fair value	344	[4]	353		354
Loans held for sale, residential mortgage loans held for sale measured at fair value	978		1,892		1,747
Residential mortgage loans measured at fair value	59		46		41
Common stock, stated value	$ 2.22		$ 2.22		$ 2.22
Common stock, authorized	2,000,000,000		2,000,000,000		2,000,000,000
Common stock, outstanding	919,818,137		796,272,522		796,319,712
Common stock, treasury shares	4,074,443		5,231,666		5,184,475
Preferred stock, Convertible													2,160	2,160	2,160
Preferred stock, no par value										$ 0	$ 0	$ 0
Preferred stock, liquidation preference							$ 25,000	$ 25,000	$ 25,000				$ 25,000	$ 25,000	$ 25,000
Preferred stock, authorized										317,680	317,680	317,680	46,000	46,000	46,000
Preferred stock, issued							0	136,320	136,320	0	0	0	16,450	16,451	16,451
Preferred stock, outstanding							0	136,320	136,320				16,450	16,451	16,451
Capital surplus, warrants								$ 239	$ 239
Capital surplus, shares of common stock to purchase								43,617,747	43,617,747
Capital surplus, initial exercise price								11.72	11.72

[1] Includes $42, $52, and $74 of cash, $7, $7 and $7 of other short-term investments, $29, $29 and $0 of commercial mortgage loans, $231, $241 and $252 of home equity loans, $424, $648 and $911 of automobile loans, ($11), ($14) and ($16) of ALLL, $4, $7 and $7 of other assets, $8, $12 and $19 of other liabilities and $365, $692 and $996 of long-term debt from consolidated VIEs that are included in their respective captions above at June 30, 2011, December 31, 2010 and June 30, 2010, respectively. See Note 8.

[2] Includes $18 related to leverage leases.

[3] Includes $15 related to leverage leases.

[4] Actual maturities may differ from contractual maturities when there exists a right to call or prepay obligations with or without call or prepayment penalties.