Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Statement of Comprehensive Income [Abstract]
Net loss	$ (5,998)	$ (26,244)	$ (11,360)	$ (38,392)
Foreign currency translation adjustments (net of tax benefit (expense) of $(90), $326, $186, $598)	670	2,132	(2,614)	(5,361)
Comprehensive loss	$ (5,328)	$ (24,112)	$ (13,974)	$ (43,753)