Summary of Significant Accounting Policies - Schedule Of Finite Lived Intangible Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Aug. 31, 2023	Dec. 31, 2022
Summary Of Significant Accounting Policies [Line Items]
Gross Carrying Value	$ 266,590		$ 62,107
Accumulated Amortization	(13,665)		(3,153)
Net Carrying Value	$ 252,925		$ 58,954
Weighted-Average Remaining Amortization Period (Years)	12 years 3 months 18 days		11 years 10 months 24 days
Commercial milestones
Summary Of Significant Accounting Policies [Line Items]
Gross Carrying Value	$ 39,000		$ 34,000
Accumulated Amortization	(3,318)		(1,333)
Net Carrying Value	$ 35,682		$ 32,667
Weighted-Average Remaining Amortization Period (Years)	16 years 2 months 12 days		17 years 1 month 6 days
Developed technology
Summary Of Significant Accounting Policies [Line Items]
Gross Carrying Value	$ 226,620		$ 28,107
Accumulated Amortization	(10,239)		(1,820)
Net Carrying Value	$ 216,381		$ 26,287
Weighted-Average Remaining Amortization Period (Years)	11 years 8 months 12 days	12 years 6 months	8 years 4 months 24 days
Assembled workforce
Summary Of Significant Accounting Policies [Line Items]
Gross Carrying Value	$ 970
Accumulated Amortization	(108)
Net Carrying Value	$ 862
Weighted-Average Remaining Amortization Period (Years)	2 years 8 months 12 days	3 years