CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (10,562)	$ (7,917)
Other comprehensive income (loss):
Foreign currency translation adjustment	(24)	(2)
Unrealized gains (losses) on marketable securities, net of tax of $0	(73)	8
Total other comprehensive income (loss)	(97)	6
Comprehensive loss	$ (10,659)	$ (7,911)