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Selected Account Information (Details Narrative) - USD ($)
6 Months Ended
Mar. 31, 2021
Sep. 30, 2020
Obligation with Joint and Several Liability Arrangement [Line Items]    
Allowance for doubtful notes $ 124,000 $ 182,000
Secured Promissory Notes [Member] | Minimum [Member]    
Obligation with Joint and Several Liability Arrangement [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 6.00%  
Debt Instrument, Term 1 year  
Secured Promissory Notes [Member] | Maximum [Member]    
Obligation with Joint and Several Liability Arrangement [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 9.00%  
Debt Instrument, Term 20 years