CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Interest income:
Loans (including fee income)	$ 88,760	$ 57,628	$ 45,250
Mortgage-backed securities, CMOs and other assets-backed securities	11,173	10,644	6,956
State and municipal obligations	3,198	2,735	2,638
U.S. GSE securities	1,630	2,716	2,982
Corporate bonds	840	749	399
Deposits with banks	47	32	28
Other interest and dividend income	592	406	177
Total interest income	106,240	74,910	58,430
Interest expense:
Savings, NOW and money market deposits	4,002	3,223	3,543
Certificates of deposit of $100 or more	929	767	1,079
Other time deposits	673	426	340
Federal funds purchased and repurchase agreements	474	588	505
Federal Home Loan Bank advances	1,425	1,091	440
Subordinated debentures	1,261
Junior subordinated debentures	1,365	1,365	1,365
Total interest expense	10,129	7,460	7,272
Net interest income	96,111	67,450	51,158
Provision for loan losses	4,000	2,200	2,350
Net interest income after provision for loan losses	92,111	65,250	48,808
Non-interest income:
Service charges on deposit accounts	3,737	3,206	3,174
Fees for other customer services	3,317	2,835	2,613
Title fee income	1,866	1,662	1,687
Net securities (losses) gains	(8)	(1,090)	659
Other operating income	3,756	1,553	758
Total non-interest income	12,668	8,166	8,891
Non-interest expense:
Salaries and employee benefits	33,871	26,011	21,532
Occupancy and equipment	11,045	7,712	5,374
Technology and communications	3,599	3,175	2,594
Marketing and advertising	3,125	2,430	1,864
Professional services	2,327	1,537	1,340
FDIC assessments	1,593	1,265	924
Acquisition costs and branch restructuring	9,766	5,504	499
Amortization of other intangible assets	1,447	300	59
Other operating expenses	6,117	4,480	3,751
Total non-interest expense	72,890	52,414	37,937
Income before income taxes	31,889	21,002	19,762
Income tax expense	10,778	7,239	6,669
Net income	$ 21,111	$ 13,763	$ 13,093
Basic earnings per share (in dollars per share)	$ 1.43	$ 1.18	$ 1.36
Diluted earnings per share (in dollars per share)	$ 1.43	$ 1.18	$ 1.36