WARRANTS - Transactions involving warrants (Details)	3 Months Ended
	Dec. 31, 2019 $ / shares shares
Number of Shares
Balance at October 1, 2019 | shares	263,592
Granted | shares	2,636,125
Exercised | shares	0
Cancelled or expired | shares	(206,919)
Balance at December 31, 2019 | shares	2,692,798
Weighted Average Exercise Price Per Share
Balance at October 1, 2019 | $ / shares	$ 131.12
Granted | $ / shares	5.25
Exercised | $ / shares	0.00
Cancelled or expired | $ / shares	134.96
Balance at December 31, 2019 | $ / shares	$ 7.60