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Goodwill and Intangible Assets - Schedule of Goodwill and Intangible Assets (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Goodwill    
Gross Carrying Amount $ 92,873  
Net Carrying Amount 92,873 $ 92,873
Finite-lived intangible assets:    
Gross Carrying Amount 583,750  
Accumulated Amortization (572,763)  
Net Carrying Amount $ 10,987 $ 37,680
Collaboration agreements    
Finite-lived intangible assets:    
Weighted Amortizable Life 12 years  
Gross Carrying Amount $ 465,590  
Accumulated Amortization (458,226)  
Net Carrying Amount 7,364  
Capitalized IP    
Finite-lived intangible assets:    
Gross Carrying Amount 118,160  
Accumulated Amortization (114,537)  
Net Carrying Amount $ 3,623  
Capitalized IP | Minimum    
Finite-lived intangible assets:    
Weighted Amortizable Life 11 years  
Capitalized IP | Maximum    
Finite-lived intangible assets:    
Weighted Amortizable Life 13 years