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Commitments and Contingencies - Additional Information (Details) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 29, 2020
Jun. 30, 2020
Nov. 30, 2019
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Lessee, Lease, Description [Line Items]              
Exercise period (in months)     9 months        
Sublease income         $ 0   $ 0
Operating lease, weighted average discount rate       7.00%   7.00%  
Weighted average remaining lease term (in years)       2 years 10 months 24 days   2 years 10 months 24 days  
Cash paid for operating lease liabilities       $ 1,100,000 800,000 $ 2,100,000 1,500,000
Rent expense       1,100,000 $ 800,000 $ 2,200,000 $ 1,800,000
Non-cancelable Lease Agreement Entered in August 2018              
Lessee, Lease, Description [Line Items]              
Operating sublease, annual increase percentage for base rent           3.00%  
Additional Non-cancelable Lease Agreement Entered in November 2019              
Lessee, Lease, Description [Line Items]              
Monthly base rent for permanent space     $ 63,425        
Monthly base rent for temporary space     $ 28,745        
Option to extend lease term of permanent space (in months)     12 months        
Annual increase percentage for lease charges     3.00%        
Sublease Agreement Entered in June 2020              
Lessee, Lease, Description [Line Items]              
Sublease monthly base rent   $ 63,425          
Sublease annual increase percentage for lease charges   3.00%          
Sublease period of base rent abatement (in months)   6 months          
Sublease income       $ 300,000   $ 900,000  
Lease Assignment Agreement Entered in July 2020              
Lessee, Lease, Description [Line Items]              
Annual increase percentage for lease charges 2.50%            
Operating lease, renewal term (in years) 5 years            
Lease assignment agreement, monthly base rent expense $ 28,495