CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net loss	$ (15,700)	$ (43,786)	$ (47,738)	$ (72,620)
Other comprehensive income (loss):
Unrealized gain (loss) on available-for-sale securities		88	1,040	(1,554)
Comprehensive loss	$ (15,700)	$ (43,698)	$ (46,698)	$ (74,174)