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Subsequent events	12 Months Ended
Subsequent events	Sep. 30, 2021
Subsequent Events [Abstract]
Subsequent events	Subsequent events During the period from November 9, 2021 through December 15, 2021, the Company sold 19,346 shares of stock under our ATM for an average share price of $2.19 pursuant to our agreement with Northland Securities, Inc. as described in Note 10 – Equity Distribution Agreement and Sale of Common Stock. On December 14, 2021, the Company signed an agreement with its primary financial lender to extend the expiration date of its revolving line of credit to January 17, 2022. The Company is in the process of completing an annual extension which is expected to be completed by the new expiration date.