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Segment Reporting (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2025 USD ($) segment	Mar. 31, 2024 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment	1
Operating expenses
Total operating expenses	$ 48,221	$ 29,199
Operating loss	(48,221)	(29,199)
Net loss	(47,019)	(27,147)
Reportable Segment
Operating expenses
Compensation and benefits	16,306	14,460
Clinical trial and manufacturing	10,973	3,355
Facilities and IT	11,748	6,968
Other research and development	2,143	781
Other segment	7,051	3,635
Total operating expenses	48,221	29,199
Operating loss	(48,221)	(29,199)
Other income, net	1,202	2,052
Net loss	$ (47,019)	$ (27,147)

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