COMPREHENSIVE INCOME (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Income	$ 3
Beginning balance	(20,468)	$ (13,906)	$ (6,114)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	(11,808)	(6,562)	(7,792)
Ending balance	(32,276)	(20,468)	(13,906)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(20,468)	(13,909)	(6,117)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	(11,808)	(6,559)	(7,792)
Ending balance	(32,276)	(20,468)	(13,909)
Accumulated Net Investment Gain (Loss) Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	0	3	3
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	0	(3)	0
Ending balance	$ 0	$ 0	$ 3