v3.25.0.1
Segment Reporting - Schedule of Segment Profit or Loss, Including Segment Expenses (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Segment Reporting Information [Line Items]    
Collaboration revenue $ 13,631 $ 63,533
Type of Revenue [Extensible List] us-gaap:LicenseMember us-gaap:LicenseMember
Less:    
Personnel costs $ 43,684 $ 63,454
Clinical programs 25,818 40,289
Research activities 14,692 18,768
Facilities costs 26,648 26,005
Other segment expenses [1] 113,065 105,528
Total operating expenses 223,907 254,044
Loss from operations (210,276) (190,511)
Other income:    
Interest income 17,288 17,186
Change in fair value of stock price appreciation milestones 819 2,515
Other income 5,907 9,882
Total other income 24,014 29,583
Net loss $ (186,262) $ (160,928)
[1] Other segment expenses include stock compensation expense, depreciation, legal fees, general & administrative expenses, and corporate expenses.