CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Interest income:
Loans	$ 401,933	$ 385,926
Money market investments	973	955
Investment securities	35,127	37,823
Trading account securities	5,257	5,514
Total interest income	443,290	430,218
Interest Expense Abstract
Deposits	29,392	38,356
Short-term borrowings	9,041	9,782
Long-term debt	31,890	35,767
Total interest expense	70,323	83,905
Net interest income	372,967	346,313
Provision for loan losses	73,072	223,856
Net interest income after provision for loan losses	299,895	122,457
Service charges on deposit accounts	41,250	43,722
Other service fees	54,043	56,093
Mortgage banking activities	3,681	20,300
Trading account profit	1,977	(984)
Net gain on sale of loans, including valuation adjustments on loans held-for-sale	11,776	(62,719)
Adjustments (expense) to indemnity reserves on loans sold	(10,347)	(16,143)
FDIC loss share (expense) income	(24,206)	(26,266)
Other operating income	28,391	20,054
Total non-interest income	106,565	34,057
Noninterest Expense Abstract
Personnel costs	113,154	115,989
Net occupancy expenses	25,691	23,473
Equipment Expense	11,782	11,950
Other taxes	13,724	11,586
Professional fees	69,792	70,497
Communication	6,934	6,832
Business promotion	11,682	12,917
FDIC deposit insurance	11,973	9,280
Other real estate owned (O R E O) expenses	6,187	46,741
Other operating expenses	23,364	21,965
Amortization of intangibles	2,504	2,468
Total operating expenses	296,787	333,698
Income before income tax	109,673	(177,184)
Income tax expense	23,264	(56,877)
Net Income	86,409	(120,307)
Net income applicable to common stock	85,478	(121,237)
Earnings Per Share Basic	$ 0.83	$ (1.18)
Earnings Per Share Diluted	$ 0.83	$ (1.18)
Non Covered Under Loss Sharing Agreements With F D I C [Member]
Interest Expense Abstract
Provision for loan losses	47,358	206,300
Covered Under Loss Sharing Agreements With F D I C [Member]
Interest Expense Abstract
Provision for loan losses	$ 25,714	$ 17,556