UNAUDITED 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	$ (17,280)	$ (16,751)	$ (9,096)	$ (20,565)
Other comprehensive income (loss):
Foreign currency translation adjustments	401	417	(6,157)	(8,682)
Unrealized gain (loss) on hedging activity, net of tax of $—, ($57), $— and $142, respectively	0	213	0	(533)
Recognition of gain on hedging activity reclassified to net loss, net of tax of $—, $78, $— and $157, respectively	0	(279)	0	(556)
Comprehensive loss, net of tax	$ (16,879)	$ (16,400)	$ (15,253)	$ (30,336)