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Fixed Assets, Net (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Property, Plant and Equipment      
Fixed assets, gross $ 110,012 $ 95,936  
Less accumulated depreciation (44,628) (39,445)  
Fixed assets, net 65,384 56,491  
Depreciation expense $ 5,500 5,300 $ 9,100
Lab equipment      
Property, Plant and Equipment      
Estimated Useful Life (years) 7 years    
Fixed assets, gross $ 22,660 16,403  
Furniture and fixtures      
Property, Plant and Equipment      
Estimated Useful Life (years) 7 years    
Fixed assets, gross $ 6,428 6,428  
Computer hardware and software      
Property, Plant and Equipment      
Fixed assets, gross $ 6,001 5,227  
Computer hardware and software | Minimum      
Property, Plant and Equipment      
Estimated Useful Life (years) 3 years    
Computer hardware and software | Maximum      
Property, Plant and Equipment      
Estimated Useful Life (years) 5 years    
Office equipment      
Property, Plant and Equipment      
Estimated Useful Life (years) 7 years    
Fixed assets, gross $ 89 89  
Manufacturing equipment      
Property, Plant and Equipment      
Estimated Useful Life (years) 7 years    
Fixed assets, gross $ 1,336 1,203  
Leasehold improvements      
Property, Plant and Equipment      
Fixed assets, gross $ 38,049 37,057  
Leasehold improvements | Minimum      
Property, Plant and Equipment      
Estimated Useful Life (years) 2 years    
Leasehold improvements | Maximum      
Property, Plant and Equipment      
Estimated Useful Life (years) 10 years    
Construction in progress      
Property, Plant and Equipment      
Fixed assets, gross $ 35,449 $ 29,529