Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Operating expenses:
Research and development	$ 28,181	$ 4,905	$ 79,198	$ 54,396
General and administrative	12,604	11,376	38,391	36,355
Total operating expenses	40,785	16,281	117,589	90,751
Loss from operations	(40,785)	(16,281)	(117,589)	(90,751)
Interest income and other, net	7,864	4,382	21,466	5,560
Loss before income taxes	(32,921)	(11,899)	(96,123)	(85,191)
Income tax benefit (expense)	(221)	3,833	(669)	3,713
Net loss	(33,142)	(8,066)	(96,792)	(81,478)
Other comprehensive income (loss):
Unrealized gain (loss) on available-for-sale investments	48	(855)	422	(855)
Comprehensive loss	$ (33,094)	$ (8,921)	$ (96,370)	$ (82,333)
Net loss per share - basic and diluted
Basic	$ (0.40)	$ (0.10)	$ (1.16)	$ (0.98)
Diluted	$ (0.40)	$ (0.10)	$ (1.16)	$ (0.98)
Weighted-average number of common shares used in computing net loss per share - basic and diluted
Basic	83,399,769	83,258,537	83,374,328	83,231,146
Diluted	83,399,769	83,258,537	83,374,328	83,231,146