Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Interest Income:
Loans and leases, including fees	$ 159,986	$ 166,149	$ 320,330	$ 314,504
Securities:
Taxable	9,683	12,956	19,943	25,748
Tax-exempt	3,561	3,621	7,155	7,383
Dividends	1,146	1,098	2,312	2,095
Short-term investments	35	35	71	65
Total interest income	174,411	183,859	349,811	349,795
Deposits:
Interest-bearing demand and savings	4,513	5,623	9,414	11,670
Time	11,654	11,407	22,886	23,433
Federal Home Loan Bank short-term borrowings	3,452	3,157	6,823	6,057
Other short-term borrowings	2,153	2,179	4,306	4,301
Federal Home Loan Bank long-term borrowings	303	302	604	360
Other long-term debt	4,239	8,521	8,475	17,182
Total interest expense	26,314	31,189	52,508	63,003
Net interest income	148,097	152,670	297,303	286,792
Provision for loan and lease losses	12,000	16,000	24,000	35,000
Net interest income, after provision for loan and lease losses	136,097	136,670	273,303	251,792
Noninterest Income:
Service charges on deposit accounts	9,347	8,583	18,019	16,257
Vehicle origination and servicing fees	2,407	2,226	5,761	4,150
Wealth management commissions and fees	13,289	12,297	25,679	23,900
Commissions on property and casualty insurance sales	4,360	3,930	8,902	8,987
Other commissions and fees	6,686	4,800	11,923	9,443
Income from bank-owned life insurance	1,520	1,631	3,028	3,103
Mortgage banking revenue	3,998	4,343	8,108	7,856
Net realized (loss) gain on sales of securities	(71)	1,361	(53)	1,602
Other	7,540	640	10,353	4,028
Total noninterest income	49,076	39,811	91,720	79,326
Noninterest Expenses:
Salaries and employee benefits	66,888	64,524	129,922	122,482
Occupancy	11,154	11,725	22,369	22,536
Furniture and equipment	3,747	4,309	7,325	7,926
Professional and technology services	5,831	5,127	11,560	10,478
Advertising and marketing	2,369	3,287	5,572	6,341
FDIC insurance	4,541	4,769	8,339	9,947
Legal fees	1,810	1,907	3,680	3,960
Amortization of intangible assets	3,053	3,402	6,321	5,916
Vehicle lease disposal	1,313	1,745	2,603	3,580
Merger related	0	3,318	0	14,797
Other	19,032	17,362	39,776	33,867
Total noninterest expenses	119,738	121,475	237,467	241,830
Income before income taxes	65,435	55,006	127,556	89,288
Provision for income taxes	19,787	17,213	39,509	28,022
Net Income	$ 45,648	$ 37,793	$ 88,047	$ 61,266
Earnings per common share:
Basic	$ 0.24	$ 0.20	$ 0.47	$ 0.34
Diluted	$ 0.24	$ 0.20	$ 0.47	$ 0.34
Cash dividends per common share	$ 0.08	$ 0.05	$ 0.08	$ 0.08
Average common shares outstanding:
Basic	186,812	187,616	186,710	179,471
Diluted	187,723	188,301	187,612	180,156