GOODWILL AND OTHER INTANGIBLES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Goodwill [Roll Forward]
Carrying amount, December 31, 2016			$ 26,647
Foreign currency adjustments			41
Carrying amount, September 30, 2017	$ 26,688		26,688
Finite-Lived Intangible Assets, Net [Abstract]
Gross carrying amount	3,309		3,309		$ 3,309
Accumulated amortization	(1,254)		(1,254)		(963)
Net carrying amount	2,055		2,055		2,346
Amortization expense	97	$ 97	291	$ 134
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
2017 (remaining)	97		97
2018	388		388
2019	388		388
2020	388		388
2021	384		384
Thereafter	410		410
Net carrying amount	$ 2,055		$ 2,055		$ 2,346