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Related-Party Transactions - Additional Information (Detail) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
Jun. 30, 2019
Mar. 31, 2022
Dec. 31, 2021
Related Party Transaction [Line Items]      
Common stock, outstanding   70,267,586 69,698,844
Ginkgo Bioworks, Inc.      
Related Party Transaction [Line Items]      
Common stock, outstanding   6,340,771  
Prepayment to related party for collaboration agreement $ 30.0    
Related party transaction collaboration agreement, initial term 5 years    
Current Pre-Paid Research and Development   $ 0.9  
Non Current Pre-Paid Research and Development   9.8  
Prepaid research and development expenses   $ 0.5