STOCK OPTIONS AND WARRANTS - Transactions involving warrants (Details)	12 Months Ended
	Sep. 30, 2022 $ / shares shares
Number of Shares
Balance at October 1, 2021 | shares	745,268
Granted | shares	9,142,413
Exercised | shares	(1,854,200)
Cancelled or expired | shares	(719,518)
Balance at September 30, 2022 | shares	7,313,963
Weighted Average Exercise Price Per Share
Balance at October 1, 2021 | $ / shares	$ 6.44
Granted | $ / shares	3.31
Exercised | $ / shares	(2.00)
Cancelled or expired | $ / shares	(6.16)
Balance at September 30, 2022 | $ / shares	$ 3.68