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Fair Value Measurements - Schedule of Valuation of Development and Regulatory Milestones and Priority Review Voucher Milestone (Details)
$ in Thousands
Jun. 30, 2024
USD ($)
Dec. 31, 2023
USD ($)
Jun. 30, 2023
USD ($)
Dec. 31, 2022
USD ($)
Level 3        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Contingent consideration $ 169,700 $ 84,600 $ 61,700 $ 58,100
Probabilities of success        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Values 0.42      
Development and regulatory milestones        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Contingent consideration $ 161,800      
Priority review voucher milestone        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Contingent consideration $ 5,200      
Priority review voucher milestone | Probabilities of success | Level 3        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Values 0.164      
Priority review voucher milestone | Discount rate | Level 3        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Values 0.164      
Minimum | Development and regulatory milestones | Probabilities of success | Level 3        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Values 0.14      
Maximum | Development and regulatory milestones | Probabilities of success | Level 3        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Values 0.97