Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
INTEREST INCOME
Loans, including fees	$ 50,195	$ 45,949
Securities:
Taxable	1,327	1,399
Tax-exempt	255	246
Interest-bearing deposits with banks	1,802	1,062
Total interest income	53,579	48,656
INTEREST EXPENSE
Deposits	3,080	2,538
Short-term borrowings	1	1
Junior subordinated debentures	522	491
Total interest expense	3,603	3,030
Net interest income	49,976	45,626
Provision for loan losses	4,103	1,334
Net interest income after provision for loan losses	45,873	44,292
NONINTEREST INCOME
Trust revenue	2,465	2,342
Service charges on deposits	14,710	13,352
Securities transactions (includes accumulated other comprehensive income reclassifications of $100 and $606, respectively)	100	1,729
Income from sales of loans	562	440
Insurance commissions	4,135	4,068
Cash management	2,318	1,819
Gain on sale of other assets	4	40
Other	1,323	1,506
Total noninterest income	25,617	25,296
NONINTEREST EXPENSE
Salaries and employee benefits	29,357	27,513
Occupancy, net	2,827	2,835
Depreciation	2,530	2,464
Amortization of intangible assets	581	444
Data processing services	1,215	1,117
Net expense from other real estate owned	(1,141)	314
Marketing and business promotion	1,855	1,679
Deposit insurance	839	826
Other	8,228	7,731
Total noninterest expense	46,291	44,923
Income before taxes	25,199	24,665
Income tax expense	8,620	8,406
Net income	$ 16,579	$ 16,259
NET INCOME PER COMMON SHARE
Basic	$ 1.07	$ 1.05
Diluted	$ 1.05	$ 1.03
OTHER COMPREHENSIVE INCOME
Unrealized gains on securities, net of tax of $(374) and $(700), respectively	$ 591	$ 1,111
Reclassification adjustment for gains included in net income, net of tax of $39 and $234, respectively	(61)	(372)
Other comprehensive gains, net of tax of $(335) and $(466), respectively	530	739
Comprehensive income	$ 17,109	$ 16,998