Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement Of Income And Comprehensive Income [Abstract]
Net (loss) income	$ (7,000)	$ 767	$ (11,742)	$ 4,075
Other comprehensive income (loss), net of tax
Adoption of ASU 2018-02				(21)
Unrealized (loss) gain on foreign currency contracts	(63)	58	32	145
Comprehensive (loss) income	$ (7,063)	$ 825	$ (11,710)	$ 4,199