UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 509	$ (45,241)	$ (14,337)	$ (118,771)
Other comprehensive income (loss):
Foreign currency translation adjustment	38	(40)	70	(168)
Comprehensive Income (loss)	$ 547	$ (45,281)	$ (14,267)	$ (118,939)