CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 1,987	$ (384)	$ 2,675	$ (648)
Foreign currency translations	(189)	(2,026)	(630)	(1,692)
Comprehensive income (loss)	$ 1,798	$ (2,410)	$ 2,045	$ (2,340)