Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Narrative) (Details)

v3.21.1
Stockholders' Equity (Narrative) (Details)
 6 Months Ended 9 Months Ended
Feb. 22, 2021
USD ($)
$ / shares
shares
Jun. 26, 2020
USD ($)
shares
Mar. 31, 2021
USD ($)
shares / d
$ / shares
shares
Mar. 31, 2021
USD ($)
shares / d
$ / shares
shares
Jun. 30, 2021
shares
Sep. 30, 2020
USD ($)
$ / shares
shares
Oct. 31, 2016
shares
Class of Stock [Line Items]              
Preferred stock, issued     0 0   0  
Preferred stock, outstanding     0 0   0  
Shares issued 7,419,354            
Stock issuance price | $ / shares $ 15.50            
Proceeds from sale of shares in public offering, net of fees | $ $ 107,900,000   $ 108,099,988        
Common Stock, shares outstanding     79,683,554 79,683,554   69,863,681  
Aspire Capital Purchase Agreement, 2020 [Member]              
Class of Stock [Line Items]              
Stock issuance price | $ / shares     $ 0.50 $ 0.50      
Proceeds from sale of shares in public offering, net of fees | $       $ 5,000,000      
Stock purchase agreement, term     36 months        
Stock purchase agreement, aggregate amount of stock purchase authorized | $   $ 23,900,000          
Maximum purchase of shares per business day | shares / d     200,000 200,000      
Maximum VWAP percentage     30.00%        
General percentage of VWAP pursuant to notice     97.00%        
Common Stock, shares outstanding     1,644,737 1,644,737      
Remaining amount authorized | $     $ 18,900,000 $ 18,900,000      
Shares issued in connection with common stock offering   212,130          
Value of shares issued for services | $   $ 681,000          
Related expenses | $   50,000          
Deferred costs | $   $ 731,000          
Unamortized deferred assets | $     $ 578,000 $ 578,000   $ 578,000  
Financial Advisor Warrant [Member]              
Class of Stock [Line Items]              
Warrant to purchase common stock shares     2,326,841 2,326,841     2,585,379
Warrant term     5 years        
Warrant exercise price | $ / shares     $ 1.93 $ 1.93      
Warrants outstanding     0 0   2,326,841  
Issuance of shares pursuant to common stock purchase warrants     1,574,611        
Preferred Class A [Member]              
Class of Stock [Line Items]              
Preferred stock, shares authorized     5,000,000 5,000,000   5,000,000  
Preferred stock, par or stated value per share (in Dollars per share) | $ / shares     $ 0.01 $ 0.01   $ 0.01  
Preferred stock, issued         0 0  
Preferred stock, outstanding     0 0   0  
Preferred Class A Series 1 [Member]              
Class of Stock [Line Items]              
Preferred stock, shares authorized     1,040,000 1,040,000   1,040,000  
Preferred Class A Series 2 [Member]              
Class of Stock [Line Items]              
Preferred stock, shares authorized     1,500,000 1,500,000   1,500,000  
Preferred Class A Series 3 [Member]              
Class of Stock [Line Items]              
Preferred stock, shares authorized     700,000 700,000   700,000  
Preferred Class A Series 4 [Member]              
Class of Stock [Line Items]              
Preferred stock, shares authorized     548,000 548,000      
Preferred Class B [Member]              
Class of Stock [Line Items]              
Preferred stock, shares authorized     15,000 15,000   15,000  
Preferred stock, par or stated value per share (in Dollars per share) | $ / shares     $ 0.50 $ 0.50   $ 0.50  
Preferred stock, issued     0 0   0  
Preferred stock, outstanding     0 0   0