Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Information (Narrative) (Details)

v3.22.0.1
Balance Sheet Information (Narrative) (Details) - USD ($)
3 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Sep. 30, 2021
Property, Plant and Equipment [Line Items]      
Depreciation expense $ 25,000 $ 32,000  
Equipment, Furniture And Leasehold Improvements [Member]      
Property, Plant and Equipment [Line Items]      
Deposit assets $ 484,000   $ 210,000