Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Statement Of Income And Comprehensive Income [Abstract]
Net income (loss)	$ 7,369	$ (3,407)	$ 15,286	$ 445
Other comprehensive income (loss):
Foreign currency translation adjustments	712	866	(1,708)	(391)
Unrealized gain (loss) on derivative, net of tax	637	(264)	1,582	(4,358)
Other	117	101	256	216
Other comprehensive income (loss)	1,466	703	130	(4,533)
Comprehensive income (loss)	$ 8,835	$ (2,704)	$ 15,416	$ (4,088)