Consolidated Statements of Comprehensive 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, including fees	$ 95,682	$ 95,037	$ 188,657	$ 188,175
Securities:
Taxable	10,656	12,515	21,253	24,552
Nontaxable	1,443	1,680	2,959	3,401
Dividends	42	14	58	349
Other	18	39	32	95
Total Interest Income	107,841	109,285	212,959	216,572
Interest Expense
Deposits	7,343	10,613	15,608	22,571
Short-term borrowings	1,075	1,335	2,182	2,779
Long-term debt	775	889	1,549	1,842
Junior subordinated debt	1,902	1,967	3,778	3,978
Total Interest Expense	11,095	14,804	23,117	31,170
Net Interest Income	96,746	94,481	189,842	185,402
Provision for loan losses	7,903	7,027	15,444	13,599
Net Interest Income After Provision for Loan Losses	88,843	87,454	174,398	171,803
Non-Interest Income
Service charges	18,660	17,588	35,191	34,753
Insurance commissions and fees	4,101	3,882	8,531	8,054
Securities commissions and fees	2,867	2,030	5,790	4,041
Trust fees	4,167	3,842	8,252	7,576
Net securities gains	68	260	752	368
Gain on sale of residential mortgage loans	1,022	711	2,043	1,520
Bank owned life insurance	1,890	1,579	3,526	3,138
Other	3,976	2,886	6,339	5,073
Total Non-Interest Income	36,751	32,778	70,424	64,523
Non-Interest Expense
Salaries and employee benefits	43,201	41,070	87,106	85,676
Net occupancy	6,839	6,178	13,537	12,784
Equipment	6,106	5,684	11,598	10,870
Amortization of intangibles	2,125	2,369	4,111	4,650
Outside services	8,562	7,310	15,767	13,677
FDIC insurance	2,672	2,187	5,036	4,158
Merger related	2,946	317	3,298	7,311
Other	11,730	13,367	22,591	26,029
Total Non-Interest Expense	84,181	78,482	163,044	165,155
Income Before Income Taxes	41,413	41,750	81,778	71,171
Income taxes	12,220	12,620	24,047	20,459
Net Income	29,193	29,130	57,731	50,712
Net Income per Share - Basic	$ 0.20	$ 0.21	$ 0.41	$ 0.36
Net Income per Share - Diluted	$ 0.20	$ 0.21	$ 0.40	$ 0.36
Cash Dividends per Share	$ 0.12	$ 0.12	$ 0.24	$ 0.24
Comprehensive Income	$ 14,314	$ 31,504	$ 41,878	$ 54,499