SUMMARY OF ACCOUNTING POLICIES - Summary of anti-dilutive securities not included computation of net loss per share (Details) - shares	12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from the computation of diluted net loss per share	573,269	476,298
Warrant
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from the computation of diluted net loss per share	263,592	305,217
Stock options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from the computation of diluted net loss per share	199,395	154,581
Secured convertible note
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from the computation of diluted net loss per share	74,282	16,500