INCOME TAXES (Unrecognized Tax Benefits) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits at beginning of year	$ 2,064	$ 2,537	$ 1,304
Additions to current year tax positions	0	0	904
Additions to prior year tax positions	0	0	419
Settlements	(533)	(217)	0
Foreign currency translation	207	(256)	(90)
Unrecognized tax benefits at end of year	$ 1,738	$ 2,064	$ 2,537