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Leases (Components of Lease Cost) (Details)
12 Months Ended
Sep. 30, 2020
USD ($)
Leases [Abstract]  
Finance lease cost: Amortization of right-of-use assets $ 8,713
Finance lease cost: Interest on lease liabilities 5,189
Operating lease cost 496,803
Short-term lease cost 7,452
Variable lease cost 153,852
Sublease income (179,915)
Total lease cost $ 492,094