STOCK-BASED COMPENSATION (Schedule of Share-based Compensation, Stock Options Activity) (Details) - Employee Stock Option [Member] - Equity Plan 2016 [Member] - $ / shares	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares, Outstanding at beginning of period (in shares)	62,086	61,327	27,108
Number of shares, Granted (in shares)	1,202	12,443	34,219
Number of shares, Exercised (in shares)	(859)	(11,684)
Number of shares, Outstanding at end of period (in shares)	62,429	62,086	61,327
Number of shares, Exercisable at end of period (in shares)	61,828	58,756	44,218
Weighted Average Grant Date Fair Value, Outstanding at beginning of period	$ 8.29	$ 8.05	$ 6.64
Weighted Average Grant Date Fair Value, Granted	16.65	11.12	9.18
Weighted Average Grant Date Fair Value, Exercised	6.64	6.64
Weighted Average Grant Date Fair Value, Outstanding at end of period	8.47	8.29	8.05
Weighted Average Exercise Price, Exercisable at end of period	$ 8.40	$ 8.14	$ 7.62