Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Details)

v3.21.2
Commitments and Contingencies - Additional Information (Details) - Operating Lease Agreement - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
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 $ 69,000 $ 67,000 $ 205,000 $ 200,000