STOCK OPTIONS AND WARRANTS - Transactions involving warrants (Details)	12 Months Ended
	Sep. 30, 2019 $ / shares shares
Number of Shares
Balance at October 1, 2018 | shares	305,217
Granted | shares	258,502
Exercised | shares	(199,127)
Cancelled or expired | shares	(101,000)
Balance, September 30, 2019 | shares	263,592
Weighted Average Exercise Price Per Share
Balance at October 1, 2018 | $ / shares	$ 129.60
Granted | $ / shares	18.36
Exercised | $ / shares	18.42
Cancelled or expired | $ / shares	87.70
Balance, September 30, 2019 | $ / shares	$ 131.12