Consolidated Statements of Income (Unaudited) (USD $) In Thousands, except 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:
Interest on Loans	$ 44,251	$ 43,763	$ 131,142	$ 130,917
Taxable Interest and Dividends on Securities	3,995	4,929	12,938	15,779
Nontaxable Interest and Dividends on Securities	20	78	72	286
Interest on Loans Held for Sale	255	116	541	305
Interest on Federal Funds Sold	34	49	85	80
TOTAL INTEREST AND DIVIDEND INCOME	48,555	48,935	144,778	147,367
INTEREST EXPENSE:
Interest on Deposits	2,619	3,419	8,045	10,448
Interest on Borrowings	3,098	3,842	9,413	11,696
TOTAL INTEREST EXPENSE	5,717	7,261	17,458	22,144
NET INTEREST INCOME	42,838	41,674	127,320	125,223
PROVISION FOR LOAN LOSSES	3,606	2,000	13,706	7,682
NET INTEREST INCOME AFTER PROVISION FOR LOAN LOSSES	39,232	39,674	113,614	117,541
NONINTEREST INCOME:
Service Charges on Deposit Accounts	3,959	4,223	11,771	12,374
Interchange and ATM Fees	2,422	2,005	7,189	5,681
Investment Management	3,723	3,491	11,113	10,310
Mortgage Banking Income	1,445	907	4,238	2,637
Increase in Cash Surrender Value of Life Insurance Policies	757	757	2,211	2,323
Proceeds from Life Insurance Policies	1,307	0	1,307	0
Loan Level Derivative Income	1,047	295	2,747	1,241
Net Gain on Sales of Securities				723
Gross Change on OTTI securities	403	(318)	571	101
Less: Portion of OTTI Losses Recognized in OCI	(403)	290	(647)	(305)
Net Impairment Losses Recognized in Earnings on Securities		(28)	(76)	(204)
Other Noninterest Income	1,448	665	4,500	3,301
TOTAL NONINTEREST INCOME	16,108	12,315	45,000	38,386
NONINTEREST EXPENSES:
Salaries and Employee Benefits	20,704	20,568	61,915	60,582
Occupancy and Equipment Expenses	4,218	4,107	12,752	12,946
Goodwill Impairment	2,227		2,227
Advertising Expense	1,267	703	3,478	3,247
Data Processing & Facilities Management	1,144	1,152	3,418	3,828
FDIC Assessment	775	691	2,354	2,760
Consulting Expense	691	685	1,900	1,715
Merger and Acquisition Expenses	595		1,267
Legal Fees	503	580	1,598	1,647
Telecommunications	479	522	1,763	1,584
Other Non-Interest Expenses	7,449	6,415	21,738	20,451
TOTAL NONINTEREST EXPENSES	40,052	35,423	114,410	108,760
INCOME BEFORE INCOME TAXES	15,288	16,566	44,204	47,167
PROVISION FOR INCOME TAXES	3,687	4,607	11,546	12,900
NET INCOME	$ 11,601	$ 11,959	$ 32,658	$ 34,267
BASIC EARNINGS PER SHARE (in dollars per share)	$ 0.54	$ 0.56	$ 1.51	$ 1.60
DILUTED EARNINGS PER SHARE (in dollars per share)	$ 0.53	$ 0.56	$ 1.51	$ 1.60
WEIGHTED AVERAGE COMMON SHARES (BASIC) (in shares)	21,654,188	21,463,714	21,613,157	21,401,885
COMMON SHARE EQUIVALENTS (in shares)	52,116	13,077	31,300	32,452
WEIGHTED AVERAGE COMMON SHARES (DILUTED) (in shares)	21,706,304	21,476,791	21,644,457	21,434,337
CASH DIVIDENDS DECLARED PER COMMON SHARE (in shares)	$ 0.21	$ 0.19	$ 0.63	$ 0.57