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 income (loss)	$ 870	$ (1,295)	$ 6,000	$ (9,148)
Other comprehensive income:
Foreign currency translation adjustments	35	158	(174)	(301)
Comprehensive income (loss)	$ 905	$ (1,137)	$ 5,826	$ (9,449)