OUTSTANDING SHARES AND EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		6 Months Ended		12 Months Ended
	Jan. 25, 2018	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
OUTSTANDING SHARES AND EARNINGS PER SHARE [Abstract]
Stock dividend percentage	4.00%
Dividends date declared				Jan. 25, 2018
Dividend date to be paid				Mar. 29, 2018
Dividends payable, date of record				Feb. 28, 2018
Basic earnings per share [Abstract]
Net income		$ 3,003	$ 2,548	$ 5,736	$ 5,061	$ 8,748
Weighted average common shares outstanding (in shares)		11,548,148	11,507,913	11,540,458	11,502,729
Basic EPS (in dollars per share)		$ 0.26	$ 0.22	$ 0.50	$ 0.44
Diluted earnings per share [Abstract]
Net income		$ 3,003	$ 2,548	$ 5,736	$ 5,061	$ 8,748
Weighted average common shares outstanding (in shares)		11,548,148	11,507,913	11,540,458	11,502,729
Effect of dilutive shares (in shares)		160,695	144,615	161,669	143,943
Adjusted weighted average common shares outstanding (in shares)		11,708,843	11,652,528	11,702,127	11,646,672
Diluted EPS (in dollars per share)		$ 0.26	$ 0.22	$ 0.49	$ 0.43
Stock Options [Member]
Antidilutive Securities [Abstract]
Antidilutive securities excluded from EPS computation (in shares)		69,868	71,134	101,163	71,134