Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Letters of Credit (Details)

v3.21.2
Commitments and Contingencies - Letters of Credit (Details) - USD ($)
Jun. 30, 2021
Sep. 30, 2020
Financial Standby Letter of Credit    
Loss Contingencies [Line Items]    
Outstanding standby letters of credit $ 236,000 $ 399,000