CONSOLIDATED CONDENSED QUARTERLY DATA (UNAUDITED) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
CONSOLIDATED CONDENSED QUARTERLY DATA (UNAUDITED) [Abstract]
Interest income	$ 11,169	$ 10,948	$ 10,426	$ 10,462	$ 9,251	$ 8,863	$ 8,768	$ 8,771	$ 43,005	$ 35,653	$ 35,291
Interest expense	1,293	1,236	1,255	1,257	1,211	1,218	1,207	1,184	5,041	4,820	4,953
NET INTEREST INCOME	9,876	9,712	9,171	9,205	8,040	7,645	7,561	7,587	37,964	30,833	30,338
Provision for loan losses	750	500	135	135	120	120	120	120	1,520	480	585
Non-interest income	1,992	1,908	1,855	1,889	1,876	1,736	1,780	1,602	7,899	7,423	7,356
Investment securities gains, net	100	0	128	27	(1)	129	175	126	255	429	616
Non-interest expenses	7,258	7,200	7,301	6,912	6,814	5,852	5,428	5,335	28,671	23,429	20,165
Income before provision for income taxes	3,960	3,920	3,718	4,074	2,981	3,538	3,968	3,860	15,672	14,347	16,944
Provision for income taxes	789	767	687	791	521	681	779	740	3,034	2,721	3,559
NET INCOME	$ 3,171	$ 3,153	$ 3,031	$ 3,283	$ 2,460	$ 2,857	$ 3,189	$ 3,120	$ 12,638	$ 11,626	$ 13,385
Earnings Per Share Basic (in dollars per share)	$ 0.95	$ 0.94	$ 0.91	$ 0.98	$ 0.79	$ 0.94	$ 1.04	$ 1.02	$ 3.78	$ 3.79	$ 4.36
Earnings Per Share Diluted (in dollars per share)	$ 0.95	$ 0.94	$ 0.91	$ 0.98	$ 0.79	$ 0.94	$ 1.04	$ 1.02	$ 3.78	$ 3.79	$ 4.36