Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating expenses:
Research and development	$ 141,795	$ 98,400	$ 60,170
General and administrative	28,483	29,036	23,385
Total operating expenses	170,278	127,436	83,555
Loss from operations	(170,278)	(127,436)	(83,555)
Interest income	10,649	4,278	91
Interest expense	(1,565)	(238)	(13)
Other income (expense), net	389	(22)	(7)
Loss before income taxes	(160,805)	(123,418)	(83,484)
Income tax (provision) benefit		(64)	21
Net loss	$ (160,805)	$ (123,482)	$ (83,463)
Net loss per share, basic	$ (3.74)	$ (3.03)	$ (2.07)
Net loss per share, diluted	$ (3.74)	$ (3.03)	$ (2.07)
Weighted-average shares of common stock used to compute net loss per share, basic	42,987,767	40,699,612	40,308,050
Weighted-average shares of common stock used to compute net loss per share, diluted	42,987,767	40,699,612	40,308,050