Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Interest Income:
Loans and leases, including deferred costs and fees	$ 163,979	$ 128,234	$ 478,483	$ 382,231
Securities:
Taxable	12,277	13,993	38,025	44,700
Tax-exempt	3,620	3,958	11,003	11,944
Dividends	1,157	994	3,252	3,012
Short-term investments	36	29	101	80
Total interest income	181,069	147,208	530,864	441,967
Deposits:
Interest-bearing demand and savings	5,091	5,274	16,761	16,711
Time	12,085	13,595	35,518	42,884
Federal Home Loan Bank short-term borrowings	3,245	3,083	9,302	8,421
Other short-term borrowings	2,206	2,220	6,507	5,954
Federal Home Loan Bank long-term borrowings	308	7,884	668	23,767
Other long-term debt	8,992	8,313	26,174	26,281
Total interest expense	31,927	40,369	94,930	124,018
Net interest income	149,142	106,839	435,934	317,949
Provision for loan and lease losses	16,000	25,000	51,000	88,000
Net interest income, after provision for loan and lease losses	133,142	81,839	384,934	229,949
Noninterest Income:
Service charges on deposit accounts	9,013	8,206	25,270	24,039
Vehicle origination and servicing fees	2,470	1,979	6,620	5,878
Asset management fees	7,366	7,046	21,798	21,332
Income from fiduciary-related activities	2,485	1,819	7,647	5,507
Commissions on brokerage, life insurance, and annuity sales	2,072	1,894	6,378	6,504
Commissions on property and casualty insurance sales	3,158	2,956	12,145	10,409
Other commissions and fees	5,387	7,075	14,830	19,581
Income from bank-owned life insurance	1,726	1,136	4,868	3,392
Net realized gain on sale of loans and leases	5,938	2,953	14,084	9,423
Net realized gain on sales of securities	31	1,653	1,777	4,584
Total other-than-temporary impairment, net of recoveries	136	(894)	2,106	(5,260)
Portion of loss recognized in other comprehensive income (before taxes)	(136)	679	(2,250)	2,200
Net impairment losses recognized in earnings	0	(215)	(144)	(3,060)
Other	4,015	298	7,714	3,732
Total noninterest income	43,661	36,800	122,987	111,321
Noninterest Expenses:
Salaries and employee benefits	62,236	53,315	184,718	157,719
Occupancy	11,350	8,982	33,886	27,499
Furniture and equipment	3,823	3,143	11,749	9,448
Advertising and marketing	2,947	3,138	9,288	8,624
FDIC insurance	5,275	3,596	15,222	12,383
Legal fees	2,012	2,823	5,972	6,759
Amortization of intangible assets	3,337	2,118	9,253	6,415
Vehicle lease disposal	1,401	2,676	4,981	7,733
Merger related	1,500	1,293	16,297	2,780
Loss on extinguishment of debt	5,451	0	5,451	0
Other	23,578	19,661	67,923	58,425
Total noninterest expenses	122,910	100,745	364,740	297,785
Income before income taxes	53,893	17,894	143,181	43,485
Provision for income taxes	17,161	2,934	45,183	7,709
Net Income	$ 36,732	$ 14,960	$ 97,998	$ 35,776
Earnings per common share:
Basic	$ 0.20	$ 0.12	$ 0.54	$ 0.28
Diluted	$ 0.20	$ 0.12	$ 0.54	$ 0.28
Cash dividends per common share	$ 0.06	$ 0.02	$ 0.14	$ 0.05
Weighted average common shares outstanding:
Basic	186,214	129,837	181,735	129,775
Diluted	187,004	129,895	182,487	129,846