CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Statement of Comprehensive Income [Abstract]
Net loss	$ (24,895)	$ (13,531)
Other comprehensive income (loss):
Foreign currency translation adjustments	(296)	1,297
Total comprehensive loss	$ (25,191)	$ (12,234)