Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating expenses:
Research and development	$ 22,306	$ 19,849
General and administrative	6,218	5,259
Total operating expenses	28,524	25,108
Loss from operations	(28,524)	(25,108)
Interest expense	(2,075)	(408)
Interest income and other, net	1,763	(48)
Net loss before income tax	(28,836)	(25,564)
Income tax expense		(1)
Net loss	(28,836)	(25,565)
Other comprehensive income (loss):
Unrealized gain (loss) on available-for-sale securities	114	(195)
Foreign currency translation adjustments	(4)	3
Total other comprehensive income (loss)	110	(192)
Comprehensive loss	$ (28,726)	$ (25,757)
Net loss per share, basic	$ (0.54)	$ (1.26)
Net loss per share, diluted	$ (0.54)	$ (1.26)
Weighted-average shares used to compute net loss per share, basic	53,171,370	20,339,416
Weighted-average shares used to compute net loss per share, diluted	53,171,370	20,339,416