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Deferred Revenue - Additional Information (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2022
Jun. 30, 2022
Dec. 31, 2021
Disaggregation Of Revenue [Line Items]      
Current deferred revenue $ 80,914 $ 80,914 $ 80,460
Non-current deferred revenue 74,122 74,122 98,750
Revenue recognized 34,500 (43,553)  
Development Revenue | Genentech, Inc.      
Disaggregation Of Revenue [Line Items]      
Current deferred revenue 53,900 53,900 56,100
Non-current deferred revenue $ 70,100 $ 70,100 $ 94,000