Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Operating expenses:
Research and development	$ 64,394	$ 47,428
General and administrative	11,515	9,849
Total operating expenses	75,909	57,277
Loss from operations	(75,909)	(57,277)
Interest expense	(1,267)	(863)
Interest income and other, net	6,038	6,556
Net loss before income tax	(71,138)	(51,584)
Income tax expense	(137)	(97)
Net loss	(71,275)	(51,681)
Other comprehensive income (loss):
Unrealized loss on marketable securities	(170)	(714)
Foreign currency translation adjustments	(8)	5
Total other comprehensive loss	(178)	(709)
Comprehensive loss	$ (71,453)	$ (52,390)
Net loss per share, basic	$ (0.49)	$ (0.54)
Net loss per share, diluted	$ (0.49)	$ (0.54)
Weighted-average shares used to compute net loss per share, basic	146,365,115	95,846,740
Weighted-average shares used to compute net loss per share, diluted	146,365,115	95,846,740