INCOME TAXES (Schedule of Uncertain Tax Benefits Reconciliation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Reconciliation of Uncertain Tax Benefits [Roll Forward]
Balance, beginning of year	$ 424	$ 754	$ 1,085
Gross increases:
Current year tax positions	273	402	0
Prior years' tax positions	0	0	380
Gross decreases:
Prior years' tax positions	0	(777)	(546)
Statute of limitations lapses	(21)	(17)	(131)
Other	0	62	(34)
Balance, end of year	$ 676	$ 424	$ 754