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Related Party Transactions (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Related Party Transaction [Line Items]        
Research and development $ 28,190 $ 36,744 $ 94,689 $ 127,248
Master Service Agreements | Related Party        
Related Party Transaction [Line Items]        
Research and development $ 404 $ 2,744 $ 5,018 $ 5,863