Consolidated Statements Of Comprehensive 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, including fees	$ 95,037	$ 85,189	$ 188,175	$ 169,899
Securities:
Taxable	12,515	10,975	24,552	21,489
Nontaxable	1,680	1,882	3,401	3,829
Dividends	14	12	349	131
Other	39	97	95	178
Total Interest Income	109,285	98,155	216,572	195,526
Interest Expense
Deposits	10,613	14,054	22,571	28,649
Short-term borrowings	1,335	1,634	2,779	3,467
Long-term debt	889	1,655	1,842	3,283
Junior subordinated debt	1,967	2,118	3,978	4,150
Total Interest Expense	14,804	19,461	31,170	39,549
Net Interest Income	94,481	78,694	185,402	155,977
Provision for loan losses	7,027	8,551	13,599	16,779
Net Interest Income After Provision for Loan Losses	87,454	70,143	171,803	139,198
Non-Interest Income
Service charges	17,588	15,666	34,753	30,001
Insurance commissions and fees	3,882	3,664	8,054	7,810
Securities commissions and fees	2,030	2,130	4,041	4,102
Trust fees	3,842	3,947	7,576	7,657
Net securities gains	260	38	368	92
Gain on sale of residential mortgage loans	711	376	1,520	1,143
Bank owned life insurance	1,579	1,372	3,138	2,604
Other	2,886	2,065	5,073	4,281
Total Non-Interest Income	32,778	29,258	64,523	57,690
Non-Interest Expense
Salaries and employee benefits	41,070	36,528	85,676	74,910
Net occupancy	6,178	5,060	12,784	10,970
Equipment	5,684	4,925	10,870	9,400
Amortization of intangibles	2,369	1,805	4,650	3,601
Outside services	7,310	5,377	13,677	10,577
FDIC insurance	2,187	1,870	4,158	4,589
State taxes	1,953	2,019	3,453	3,955
Merger related	317	161	7,311	4,307
Other	11,414	10,624	22,576	20,617
Total Non-Interest Expense	78,482	68,369	165,155	142,926
Income Before Income Taxes	41,750	31,032	71,171	53,962
Income taxes	12,620	8,670	20,459	14,425
Net Income	29,130	22,362	50,712	39,537
Net Income per Share - Basic	$ 0.21	$ 0.18	$ 0.36	$ 0.32
Net Income per Share - Diluted	$ 0.21	$ 0.18	$ 0.36	$ 0.32
Cash Dividends per Share	$ 0.12	$ 0.12	$ 0.24	$ 0.24
Comprehensive Income	$ 31,504	$ 25,325	$ 54,499	$ 42,553