STOCK BASED COMPENSATION (Details 3) - Restricted stock/unit awards [Member] - USD ($) shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Stock based compensation
Outstanding at beginning of period (in shares)	37,500	105,875	160,175
Awarded (in shares)	47,350	0	0
Vested	(34,700)	(65,052)	(50,000)
Canceled or forfeited (in shares)	(9,650)	(3,323)	(4,300)
Outstanding at end of period (in shares)	40,500	37,500	105,875
Unamortized deferred compensation cost	$ 0.4	$ 0.1	$ 0.3
Expected weighted-average recognition period for unrecognized compensation cost (in years)	1 year 11 months 19 days	11 months 1 day	1 year 2 months 12 days
Amortization and vesting period	3 years