INCOME TAXES (Details 4) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Reconciliation of the beginning and ending amount of gross unrecognized tax benefits
Balance at Beginning of Year	$ 3,148	$ 2,554
Additions/(reductions) for tax positions of prior years	(594)	594
Balance at End of Year	2,554	3,148
Accrued interest and penalties	1,000	$ 900
Interest and penalties	$ 100