Nature of the Business (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Accumulated deficit	$ 1,049,223				$ 1,049,223		$ 899,470
Net loss	84,706	$ 65,047	$ 57,924	$ 47,931	149,753	$ 105,855
Cash and cash equivalents and marketable securities	$ 624,842				$ 624,842