Consolidated Balance Sheets (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2010
ASSETS
Cash and due from banks	$ 1,035,028	$ 924,126	$ 1,068,755
Money market investments:
Interest-bearing deposits	4,924,992	4,576,008	4,861,871
Federal funds sold and security resell agreements	123,132	130,305	103,674
Investment securities:
Held-to-maturity, at adjusted cost (approximate fair value $762,998, $788,354, and $802,370)	829,702	840,642	852,606
Available-for-sale, at fair value	4,084,963	4,205,742	3,416,448
Trading account, at fair value	51,152	48,667	85,707
Marketable securities, total	4,965,817	5,095,051	4,354,761
Loans held for sale	158,943	206,286	189,376
Loans:
Loans and leases excluding FDIC-supported loans	36,092,361	35,896,395	36,920,355
FDIC-supported loans	853,937	971,377	1,208,362
Total loans	36,946,298	36,867,772	38,128,717
Less:
Unearned income and fees, net of related costs	122,721	120,341	125,779
Allowance for loan losses	1,237,733	1,440,341	1,563,753
Loans and leases, net of allowance	35,585,844	35,307,090	36,439,185
Other noninterest-bearing investments	858,678	858,367	866,970
Premises and equipment, net	722,600	720,985	705,372
Goodwill	1,015,161	1,015,161	1,015,161
Core deposit and other intangibles	77,346	87,898	100,425
Other real estate owned	238,990	299,577	413,336
Other assets	1,654,883	1,814,032	2,028,409
Total assets	51,361,414	51,034,886	52,147,295
LIABILITIES AND SHAREHOLDERS' EQUITY
Noninterest-bearing demand	14,475,383	13,653,929	14,071,456
Interest-bearing:
Savings and NOW	6,555,306	6,362,138	6,030,986
Money market	14,948,065	15,090,833	15,562,664
Time under $100,000	1,782,573	1,941,211	2,155,366
Time $100,000 and over	1,992,836	2,232,238	2,509,479
Foreign	1,437,067	1,654,651	1,683,925
Total deposits	41,191,230	40,935,000	42,013,876
Securities sold, not yet purchased	42,709	42,548	81,511
Federal funds purchased and security repurchase agreements	630,058	722,258	892,025
Other short-term borrowings	147,945	166,394	218,589
Long-term debt	1,879,669	1,942,622	1,934,410
Reserve for unfunded lending commitments	100,264	111,708	96,795
Other liabilities	456,448	467,142	488,987
Total liabilities	44,448,323	44,387,672	45,726,193
Shareholders' equity:
Preferred stock, without par value, authorized 4,400,000 shares	2,329,370	2,056,672	1,806,877
Common stock, without par value; authorized 350,000,000 shares; issued and outstanding 184,311,290, 182,784,086, and 173,331,281 shares	4,158,369	4,163,619	3,964,140
Retained earnings	931,345	889,284	1,083,845
Accumulated other comprehensive income (loss)	(504,491)	(461,296)	(433,020)
Controlling interest shareholders' equity	6,914,593	6,648,279	6,421,842
Noncontrolling interests	(1,502)	(1,065)	(740)
Total shareholders' equity	6,913,091	6,647,214	6,421,102
Total liabilities and shareholders' equity	$ 51,361,414	$ 51,034,886	$ 52,147,295