Related Party Transactions - Schedule of Expenses Related to Related Party Which are Settled in Cash (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Related Party Transaction [Line Items]
Total related party expense (excludes stock-based compensation)	[1]	$ 40,145	$ 32,636	$ 81,768	$ 67,564
Paragon and License Agreement | Related Party
Related Party Transaction [Line Items]
Total related party expense (excludes stock-based compensation)		0	7,900	2,600	19,600
Paragon Agreement | Related Party
Related Party Transaction [Line Items]
Total related party expense (excludes stock-based compensation)		0	2,300	100	14,000
License Agreement | Related Party
Related Party Transaction [Line Items]
Total related party expense (excludes stock-based compensation)		$ 0	$ 5,600	$ 2,500	$ 5,600

[1] Includes de minimis and $2.6 million in related party expenses for the three and six months ended June 30, 2025, respectively, and $9.4 million and $26.5 million related party expenses for the three and six months ended June 30, 2024, respectively.