Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Additional Information (Details)

v3.20.4
Commitments and Contingencies - Additional Information (Details) - Operating Lease Agreement - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Commitments and Contingencies [Line Items]    
Operating lease, description The lease term commenced in May 2019 and will expire in July 2022.  
Lease commencement period 2019-05  
Lease expiration period 2022-07  
Initial annual base rent $ 261,000  
Percentage of annual increase of base rent 2.00%  
Rent expense $ 266,000 $ 178,000