Consolidated Statements Of Income (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Loans including fees:
Taxable	$ 52,047	$ 43,874	$ 102,352	$ 88,781
Nontaxable	2,335	2,486	4,657	4,666
Investment securities, available-for-sale:
Taxable	12,875	19,755	26,533	40,551
Nontaxable	3,320	4,224	6,841	9,080
Investment securities, held-to-maturity, taxable	6,140	5,142	12,552	9,559
Money market and other interest-earning investments	155	115	254	301
Total interest income	76,872	75,596	153,189	152,938
Interest Expense
Deposits	9,585	12,607	19,588	26,543
Short-term borrowings	114	146	258	395
Other borrowings	4,854	7,689	9,657	15,729
Total interest expense	14,553	20,442	29,503	42,667
Net interest income	62,319	55,154	123,686	110,271
Provision for loan losses	3,207	8,000	6,519	17,281
Net interest income after provision for loan losses	59,112	47,154	117,167	92,990
Noninterest Income
Wealth management fees	5,327	3,963	10,427	8,250
Service charges on deposit accounts	12,464	13,150	24,014	25,096
ATM fees	6,079	5,930	11,970	11,457
Mortgage banking revenue	909	632	1,861	1,121
Insurance premiums and commissions	9,011	8,913	19,581	19,118
Investment product fees	2,933	2,235	5,527	4,288
Company-owned life insurance	1,298	1,180	2,470	2,025
Net securities gains	666	6,008	2,165	9,511
Total other-than-temporary impairment losses	(1,433)	(2,764)	(1,732)	(4,402)
Loss recognized in other comprehensive income	1,233	0	1,233	1,133
Impairment losses recognized in earnings	(200)	(2,764)	(499)	(3,269)
Gain on derivatives	221	395	553	1,016
Gain on sale leaseback transactions	1,637	1,542	3,273	3,179
Other income	3,244	1,790	5,068	4,174
Total noninterest income	43,589	42,974	86,410	85,966
Noninterest Expense
Salaries and employee benefits	43,084	41,074	87,605	83,518
Occupancy	12,196	11,818	24,498	24,058
Equipment	2,845	2,630	5,842	5,426
Marketing	1,582	1,385	2,899	2,747
Data processing	5,770	5,634	11,835	11,149
Communication	2,644	2,473	4,978	5,160
Professional fees	2,134	2,176	4,557	3,877
Loan expense	1,125	1,108	2,212	2,016
Supplies	932	689	1,545	1,469
Loss on extinguishment of debt	0	1,381	0	1,404
FDIC assessment	1,773	1,677	3,964	4,124
Amortization of intangibles	1,838	1,504	3,762	3,126
Other expense	3,835	4,322	5,986	6,857
Total noninterest expense	79,758	77,871	159,683	154,931
Income before income taxes	22,943	12,257	43,894	24,025
Income tax expense	5,927	1,734	10,445	3,433
Net income	$ 17,016	$ 10,523	$ 33,449	$ 20,592
Net income per common share - basic	$ 0.18	$ 0.12	$ 0.35	$ 0.24
Net income per common share - diluted	$ 0.18	$ 0.12	$ 0.35	$ 0.24
Weighted average number of common shares outstanding - basic	94,479	86,786	94,456	86,769
Weighted average number of common shares outstanding - diluted	94,701	86,911	94,674	86,889
Dividends per common share	$ 0.07	$ 0.07	$ 0.14	$ 0.14