CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (1,490)	$ (1,663)	$ 1,184	$ (2,310)
Foreign currency translations	(763)	(65)	(1,393)	(1,757)
Comprehensive loss	$ (2,253)	$ (1,728)	$ (209)	$ (4,067)