EARNINGS (LOSS) PER SHARE (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Earnings per share
Net earnings (loss) applicable to common shareholders	$ 1,819	$ (2,048)
Denominator for basic and diluted loss per share:
Denominator for basic (loss) earnings per share - weighted average shares (in shares)	12,941,000	12,880,000
Denominator for diluted earnings per share — adjusted weighted average shares (in shares)	13,066,000	12,880,000
Stock Compensation Plan
Denominator for basic and diluted loss per share:
Anti-dilutive stock-based awards excluded from calculation of diluted earnings per share (in shares)	209,907	33,728
Employee stock option
Denominator for basic and diluted loss per share:
Assumed exercise of stock options and satisfaction of restricted stock conditions (in shares)	96,000	0
Restricted Stock
Denominator for basic and diluted loss per share:
Assumed exercise of stock options and satisfaction of restricted stock conditions (in shares)	29,000	0