Condensed Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2012		Jun. 30, 2011		Jun. 30, 2012	Jun. 30, 2011
Interest Income
Loans	$ 61,993		$ 63,089		$ 123,484	$ 126,006
Investment securities	8,414		9,848		17,348	19,713
Covered loans	4,473		7,655		8,675	15,477
Federal funds sold and other short-term investments	638		704		1,279	1,383
Total interest income	75,518		81,296		150,786	162,579
Interest Expense
Deposits	4,678		6,969		10,191	14,640
Borrowed funds	490		687		1,005	1,367
Senior and subordinated debt	3,646		2,279		7,704	4,565
Total interest expense	8,814		9,935		18,900	20,572
Net interest income	66,704		71,361		131,886	142,007
Provision for loan losses	22,458		18,763		40,668	38,255
Net interest income after provision for loan losses	44,246		52,598		91,218	103,752
Noninterest Income
Service charges on deposit accounts	8,848		9,563		17,508	17,707
Wealth management fees	5,394		5,237		10,786	10,290
Other service charges, commissions, and fees	4,097		4,243		7,617	8,220
Card-based fees	5,312		5,162		10,332	9,691
Total fee-based revenues	23,651		24,205		46,243	45,908
Net securities gains (losses) (reclassified from other comprehensive (loss) income)	151		1,531		(792)	2,071
Net trading (losses) gains	(575)	[1]	(2)	[1]	826	742
Other	810		760		2,449	1,990
Total noninterest income	24,037		26,494		48,726	50,711
Noninterest Expense
Salaries and wages	23,852		25,493		51,109	51,158
Retirement and other employee benefits	5,714		6,061		12,507	13,214
Net occupancy and equipment expense	7,513		8,012		15,844	17,115
Technology and related costs	2,851		2,697		5,709	5,320
Professional services	6,905		5,640		12,534	10,759
Net OREO expense	4,124		5,223		5,988	9,154
FDIC premiums	1,659		1,708		3,378	4,433
Other expenses	8,539		10,885		16,701	19,984
Total noninterest expense	61,157		65,719		123,770	131,137
Income before income tax expense	7,126		13,373		16,174	23,326
Income tax expense	761		2,720		1,917	2,629
Net income	6,365		10,653		14,257	20,697
Preferred dividends and accretion on preferred stock			(2,582)			(5,163)
Net income applicable to non-vested restricted shares	(76)		(100)		(215)	(237)
Net income applicable to common shares	$ 6,289		$ 7,971		$ 14,042	$ 15,297
Per Common Share Data
Basic earnings per common share (in Dollars per share)	$ 0.09		$ 0.11		$ 0.19	$ 0.21
Diluted earnings per common share (in Dollars per share)	$ 0.09		$ 0.11		$ 0.19	$ 0.21
Dividends declared per common share (in Dollars per share)	$ 0.01		$ 0.01		$ 0.02	$ 0.02
Weighted-average common shares outstanding (in Shares)	73,659		73,259		73,582	73,205
Weighted-average diluted common shares outstanding (in Shares)	73,659		73,259		73,582	73,205

[1] All trading (losses) gains, net relate to trading securities still held as of June 30, 2012 and June 30, 2011.