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Summary of Significant Accounting Policies - Summary of Estimated Useful Lives of Assets (Detail)
6 Months Ended
Jun. 30, 2021
Computer equipment and software  
Property, Plant and Equipment [Line Items]  
Estimated useful lives of assets 3 years
Laboratory equipment | Minimum  
Property, Plant and Equipment [Line Items]  
Estimated useful lives of assets 3 years
Laboratory equipment | Maximum  
Property, Plant and Equipment [Line Items]  
Estimated useful lives of assets 7 years
Furniture and fixtures  
Property, Plant and Equipment [Line Items]  
Estimated useful lives of assets 3 years