Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Interest income
Loans	$ 47,437	$ 49,546
Securities
Taxable	4,415	4,243
Tax-exempt	2,254	2,189
Other	60	199
Total interest income	54,166	56,177
Interest expense
Deposits	3,438	4,373
Borrowings	1,886	1,833
Total interest expense	5,324	6,206
Net interest income	48,842	49,971
Provision for loan losses	1,075	1,450
Net interest income after provision for loan losses	47,767	48,521
Noninterest income
Service charges on deposit accounts	5,933	5,916
Fees and commissions	4,894	4,972
Insurance commissions	1,967	1,863
Wealth management revenue	2,190	2,144
BOLI income	848	731
Gains on sales of mortgage loans held for sale	4,633	1,585
Other	1,439	1,405
Total noninterest income	21,904	18,616
Noninterest expense
Salaries and employee benefits	28,260	28,428
Data processing	3,181	2,695
Net occupancy and equipment	5,559	4,847
Other real estate owned	532	1,701
Professional fees	824	1,200
Advertising and public relations	1,303	1,528
Intangible amortization	1,275	1,471
Communications	1,433	1,682
Merger-related expenses	478	195
Other	4,569	3,898
Total noninterest expense	47,414	47,645
Income before income taxes	22,257	19,492
Income taxes	7,017	5,895
Net income	$ 15,240	$ 13,597
Basic earnings per share (usd per share)	$ 0.48	$ 0.43
Diluted earnings per share (usd per share)	$ 0.48	$ 0.43
Cash dividends per common share (usd per share)	$ 0.17	$ 0.17