EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ 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
Basic Earnings Per Share
Net income	$ 2,285	$ 2,365	$ 2,082	$ 1,837	$ 1,654	$ 1,541	$ 2,122	$ 1,515	$ 8,569	$ 6,832	$ 7,071
Weighted average common shares outstanding									2,991	2,842	2,721
Basic earnings per share (in dollars per share)	$ 0.77	$ 0.79	$ 0.70	$ 0.61	$ 0.55	$ 0.52	$ 0.77	$ 0.56	$ 2.87	$ 2.40	$ 2.60
Diluted Earnings Per Share
Net Income									$ 8,569	$ 6,832	$ 7,071
Weighted average common shares outstanding									2,991	2,842	2,721
Weighted average common and dilutive potential common shares outstanding									2,991	2,842	2,721
Diluted earnings per share (in dollars per share)	$ 0.77	$ 0.79	$ 0.70	$ 0.61	$ 0.55	$ 0.52	$ 0.77	$ 0.56	$ 2.87	$ 2.40	$ 2.60