CONSOLIDATED QUARTERLY FINANCIAL DATA (UNAUDITED) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Quarterly Financial Information Disclosure [Abstract]
Interest income	$ 11,460	$ 11,460	$ 11,357	$ 11,329	$ 11,762	$ 11,979	$ 10,018	$ 9,540
Interest expense	1,252	1,242	1,226	1,242	1,315	1,350	1,264	1,335	4,962	5,264	6,211
NET INTEREST INCOME	10,208	10,218	10,131	10,087	10,447	10,629	8,754	8,205	40,644	38,035	30,896
Provision for loan losses	1,605	460	300	485	600	600	575	500	2,850	2,275	2,525
Non-interest income	2,954	2,779	2,442	2,818	2,772	2,845	2,261	1,747	14,508	12,042	10,100
Securities gains (losses), net	490	2,145	487	393	160	(3)	1,274	986	3,515	2,417	1,285
Non-interest expense	8,512	8,313	8,422	8,643	8,476	8,975	6,965	5,851	33,890	30,267	22,023
INCOME BEFORE INCOME TAX PROVISION	3,535	6,369	4,338	4,170	4,303	3,896	4,749	4,587	18,412	17,535	16,448
Income tax provision	652	1,576	875	701	808	650	1,090	903	3,804	3,451	2,598
NET INCOME	$ 2,883	$ 4,793	$ 3,463	$ 3,469	$ 3,495	$ 3,246	$ 3,659	$ 3,684	$ 14,608	$ 14,084	$ 13,850
Earnings per share - basic and diluted (in dollars per share)	$ 0.60	$ 0.99	$ 0.72	$ 0.72	$ 0.73	$ 0.67	$ 0.88	$ 0.96	$ 3.03	$ 3.19	$ 3.61