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License and Services Agreement - Additional Information (Details) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
Dec. 31, 2020
Nov. 30, 2017
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
VX3 Interests | Common Stock          
License And Services Agreement [Line Items]          
Limited partnership interests exchanged       1,318,797  
VX3 License Agreement          
License And Services Agreement [Line Items]          
Research and development, milestone payments to company   $ 32,000,000.0      
Terms of license agreement upon termination       the Company will issue to VX3 or its designees the number of shares of the Company’s common stock equal to the lesser of (1) the aggregate of all payments made to VX3 by its partners divided by $18.20 and (2) the then fair market value of VX3 divided by the then fair market value of one share of the Company’s common stock.  
Base amount to determine issuance of common stock upon termination   $ 18.20      
VX3          
License And Services Agreement [Line Items]          
Percentage of voting interest 98.00%        
Proceeds from capital contribution     $ 0 $ 0 $ 0