STOCK-BASED COMPENSATION (Summary of Option Activity) (Details) - Employee Stock Option [Member] - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Number of Options
Number of Options Outstanding at beginning of period	410,000
Exercised	(410,000)
Number of Options Outstanding at end of period	0	410,000
Weighted-average Exercise Price per Option
Weighted average Exercise Price per Option Outstanding at beginning of period	$ 1.56
Weighted Average Exercise Price per Option, Exercised	1.56
Weighted average Exercise Price per Option Outstanding at end of period	$ 0.00	$ 1.56
Additional disclosures
Weighted Average Remaining Contractual Life per Option (in years) Outstanding		3 years 4 months 24 days
Aggregate Intrinsic Value	$ 0	$ 9,322
Period End Liability	0	$ 9,342
Reduction in other liabilities	$ (9,300)
Common shares issued for exercise of stock options	220,279
Shares tendered in connection with the payment of withholding taxes	189,721