Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Interest income:
Interest and fees on loans	$ 23,391	$ 22,146	$ 46,357	$ 41,306
Interest and dividends on taxable investment securities	4,738	4,553	9,419	8,916
Interest on tax-exempt investment securities	781	806	1,561	1,402
Other interest income	11	61	27	101
Total interest income	28,921	27,566	57,364	51,725
Interest expense:
Interest on deposits	1,503	1,618	3,104	3,177
Interest on short-term borrowings	105	31	192	66
Interest on long-term borrowings	1,005	1,124	1,993	2,270
Total interest expense	2,613	2,773	5,289	5,513
Net interest income	26,308	24,793	52,075	46,212
Provision for loan losses	727	672	1,682	1,022
Net interest income after provision for loan losses	25,581	24,121	50,393	45,190
Other income:
Insurance income	3,299	3,283	7,797	7,595
Trust and investment income	2,776	2,544	5,158	4,591
Electronic banking income	2,567	2,312	5,102	4,292
Deposit account service charges	2,563	2,848	5,166	5,143
Net gain on investment securities	767	11	863	611
Mortgage banking income	265	412	425	715
Net loss on asset disposals and other transactions	(769)	(136)	(800)	(1,239)
Other non-interest income	897	527	1,773	1,098
Total other income	12,365	11,801	25,484	22,806
Other expenses:
Salaries and employee benefit costs	13,972	14,560	28,297	31,921
Net occupancy and equipment expense	2,581	3,138	5,387	5,433
Professional fees	2,123	1,808	3,582	4,255
Electronic banking expense	1,485	1,320	2,918	2,444
Data processing and software expense	1,013	1,025	1,762	1,760
Amortization of other intangible assets	1,007	1,144	2,015	1,817
Communication expense	584	592	1,212	1,094
FDIC insurance expense	540	530	1,157	954
Franchise tax expense	483	502	1,021	1,050
Marketing expense	414	1,071	812	1,716
Foreclosed real estate and other loan expenses	100	551	351	872
Other non-interest expense	2,203	2,537	4,273	8,376
Total other expenses	26,505	28,778	52,787	61,692
Income before income taxes	11,441	7,144	23,090	6,304
Income tax expense	3,479	2,231	7,133	2,080
Net income	$ 7,962	$ 4,913	$ 15,957	$ 4,224
Earnings per common share - basic	$ 0.44	$ 0.27	$ 0.88	$ 0.25
Earnings per common share - diluted	$ 0.44	$ 0.27	$ 0.88	$ 0.24
Weighted-average number of common shares outstanding - basic	17,980,797	18,116,090	18,026,272	16,965,603
Weighted-average number of common shares outstanding - diluted	18,113,812	18,253,918	18,154,260	17,094,095
Cash dividends declared	$ 2,904	$ 2,758	$ 5,652	$ 5,030
Cash dividends declared per common share	$ 0.16	$ 0.15000	$ 0.31	$ 0.3000