CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
Net loss	$ (15,582)	$ (24,515)	$ (33,782)	$ (54,010)
Other comprehensive income (loss):
Net unrealized gains (losses) on available-for-sale securities	(972)	(1,037)	28	(1,110)
Foreign currency translation (loss) gain	19	(1,540)	263	(1,509)
Comprehensive loss	$ (16,535)	$ (27,092)	$ (33,491)	$ (56,629)