Summary of Significant Accounting Policies - Summary Of Comprehensive Income Loss (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2025	Mar. 31, 2024
Accounting Policies [Abstract]
Revenue		$ 98,149	$ 27,357
Less:
Cost of commercialization revenue		20,439	1,985
Technical operations and quality expense		19,273	27,519
Medical and safety expense		5,334	13,526
Regulatory expense		2,826	4,461
General and administrative expenses		11,475	11,113
Other segment items	[1]	792	505
Net income (loss)		$ 38,010	$ (31,752)

[1] *Other segment items include Other Income (expense), net and Provision for (benefit from) income taxes