Quarterly report pursuant to Section 13 or 15(d)

2016 PRIVATE PLACEMENT FINANCING - Additional Information (Details)

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2016 PRIVATE PLACEMENT FINANCING - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended
May 26, 2016
May 26, 2016
Mar. 31, 2021
Mar. 31, 2021
Mar. 31, 2020
Series E Warrant [Member]          
Private Placement [Line Items]          
Number of shares issued during the period     0   0
Terms Of Warrants       (i) at any time during the term of the Series E Warrants, we may reduce the then-current exercise price to any amount and for any period of time deemed appropriate by our Board of Directors (the "Board"); and (ii) certain of the Series E Warrants provide that they shall not be exercisable in the event and to the extent that the exercise thereof would result in the holder of the Series E Warrant, together with its affiliates and any other persons whose beneficial ownership of Common Stock would be aggregated with the holder's, would be deemed to beneficially own more than 4.99% of the Common Stock; provided, however , the holder, upon notice to us, may increase or decrease the ownership limitation, provided that any increase is limited to a maximum of 9.99% of the Company's Common Stock, and any increase in the ownership limitation will not become effective until the 61st day after delivery of such notice.  
Common Stock, Capital Shares Reserved for Future Issuance     4,214,582 4,214,582  
Private Placement 2016 [Member]          
Private Placement [Line Items]          
Number of shares issued during the period 9,418,334 9,418,334      
Share Price $ 0.36 $ 0.36      
Private Placement 2016 [Member] | Series E Warrant [Member]          
Private Placement [Line Items]          
Warrants to purchase shares of Common Stock 0.75 0.75      
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 0.4380 $ 0.4380      
Payments of Stock Issuance Costs   $ 281,000      
Stock Issued During Period, Value, New Issues   $ 3,400,000