Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Total revenue	$ 15,893	$ 16,549
Operating expenses:
Research and development	45,167	51,887
General and administrative	14,434	14,777
Total operating expenses	59,601	66,664
Loss from operations	(43,708)	(50,115)
Other income, net	7,636	5,159
Loss before income taxes	(36,072)	(44,956)
Income tax expense	7	901
Net loss	(36,079)	(45,857)
Unrealized gain (loss) on marketable securities	(587)	2,376
Comprehensive loss	$ (36,666)	$ (43,481)
Net loss per share, basic	$ (0.38)	$ (0.55)
Net loss per share, diluted	$ (0.38)	$ (0.55)
Shares used in computing net loss per share, basic	93,810,177	83,102,296
Shares used in computing net loss per share, diluted	93,810,177	83,102,296