CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
Net loss	$ (3,711)	$ (5,902)	$ (23,597)	$ (9,740)
Other comprehensive (loss) income, net of applicable tax:
Foreign currency translation adjustments	(50)	(357)	309	(236)
Comprehensive loss	$ (3,761)	$ (6,259)	$ (23,288)	$ (9,976)