7. LEASES - Lease costs (Details) - USD ($)		3 Months Ended
		Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Operating lease cost (1)	[1]	$ 83,237	$ 117,223
Amortization of right-of-use assets		94,815	21,748
Interest on lease obligations		$ 11,387	$ 3,578

[1] Included in general and administrative expenses