v3.21.2
Debt - Paycheck Protection Program (Details) - Paycheck Protection Program - USD ($)
May 02, 2020
Sep. 30, 2021
May 01, 2020
Debt Instrument [Line Items]      
Debt instrument, face amount     $ 5,653,000
Interest rate (as a percent)     1.00%
Deferral period 6 months    
Accrued interest payments   $ 78,000  
Payments on PPP Loan $ 0