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EQUITY - Underwritten Public Offering and Exercise of the Over-Allotment Option (Details)
1 Months Ended 6 Months Ended
Aug. 13, 2020
USD ($)
shares
Aug. 06, 2020
USD ($)
shares
Aug. 04, 2020
D
$ / shares
shares
Jun. 21, 2019
USD ($)
$ / shares
shares
Jun. 21, 2019
$ / shares
shares
Sep. 30, 2020
USD ($)
Sep. 30, 2019
USD ($)
Class of Warrant or Right [Line Items]              
Issuance of common stock and warrants in a registered direct offering, net of issuance costs (in shares)         1,781,360    
Offering price (in dollars per share) | $ / shares       $ 3.38 $ 3.38    
Net proceeds to the Company from the sale of the Shares, after deducting the underwriting discounts and commissions and other estimated offering expenses | $           $ 0 $ 5,142,124
The Offering              
Class of Warrant or Right [Line Items]              
Issuance of common stock and warrants in a registered direct offering, net of issuance costs (in shares)     12,000,000 6,000,000      
Offering price (in dollars per share) | $ / shares     $ 0.50        
Net proceeds to the Company from the sale of the Shares, after deducting the underwriting discounts and commissions and other estimated offering expenses | $   $ 5,300,000   $ 5,100,000      
The Offering | Securities sold except to Excluded Investors              
Class of Warrant or Right [Line Items]              
Underwriting discount (as a percent)     7.00%        
The Offering | If securities are sold to Excluded Investors              
Class of Warrant or Right [Line Items]              
Underwriting discount (as a percent)     6.00%        
Over-Allotment option              
Class of Warrant or Right [Line Items]              
Issuance of common stock and warrants in a registered direct offering, net of issuance costs (in shares)   1,800,000 1,800,000        
Number of day's option provided | D     45        
Net proceeds to the Company from the sale of the Shares, after deducting the underwriting discounts and commissions and other estimated offering expenses | $ $ 800,000            
Private-placement              
Class of Warrant or Right [Line Items]              
Warrants expected to be issued 568,000            
Warrants term 5 years            
Commencement period for warrants to become exercisable 6 years            
Exercise price of warrants (as a percent) 125.00%   125.00%