Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Narrative) (Details)

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Stockholders' Equity (Narrative) (Details) - USD ($)
 1 Months Ended 3 Months Ended 6 Months Ended 34 Months Ended
Jun. 26, 2020
May 11, 2023
Mar. 31, 2023
Mar. 31, 2023
Mar. 31, 2023
Sep. 30, 2022
Class of Stock [Line Items]            
Shelf registration statement maximum capacity     $ 200,000,000 $ 200,000,000 $ 200,000,000  
Shelf registration statement remaining capacity     $ 16,100,000 $ 16,100,000 $ 16,100,000  
Preferred stock, issued     0 0 0 0
Preferred stock, outstanding     0 0 0 0
Proceeds from sale of shares       $ 2,571,551    
Common Stock, shares outstanding     82,577,032 82,577,032 82,577,032 80,508,894
Deferred costs recorded in additional paid in capital     $ 78,677 $ 79,000    
Aspire Capital Purchase Agreement, 2020 [Member]            
Class of Stock [Line Items]            
Shares issued       1,920,013 3,564,750  
Stock issuance price     $ 0.50 $ 0.50 $ 0.50  
Proceeds from sale of shares         $ 7,600,000  
Stock purchase agreement, term 36 months          
Stock purchase agreement, aggregate amount of stock purchase authorized $ 23,900,000          
Stock purchase agreement, maximum purchase of shares per business day 200,000   200,000 200,000 200,000  
Maximum VWAP percentage       30.00%    
General percentage of VWAP pursuant to notice       97.00%    
Remaining amount authorized     $ 16,300,000 $ 16,300,000 $ 16,300,000  
Stock purchase agreement, number of shares issued for initial fee 212,130          
Value of shares issued for services $ 681,000          
Related expenses 50,000          
Deferred costs $ 731,000          
Unamortized deferred assets     $ 500,000 $ 500,000 $ 500,000 $ 578,000
Aspire Capital Purchase Agreement, 2020 [Member] | Subsequent Event [Member]            
Class of Stock [Line Items]            
Shares issued   859,700        
Proceeds from sale of shares   $ 800,000        
Preferred Class A [Member]            
Class of Stock [Line Items]            
Preferred stock, shares authorized     5,000,000 5,000,000 5,000,000 5,000,000
Preferred stock, par or stated value per share (in Dollars per share)     $ 0.01 $ 0.01 $ 0.01 $ 0.01
Preferred stock, issued     0 0 0 0
Preferred stock, outstanding     0 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 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 1,500,000
Preferred Class A Series 3 [Member]            
Class of Stock [Line Items]            
Preferred stock, shares authorized     700,000 700,000 700,000 700,000
Preferred Class A Series 4 [Member]            
Class of Stock [Line Items]            
Preferred stock, shares authorized     548,000 548,000 548,000  
Preferred Class B [Member]            
Class of Stock [Line Items]            
Preferred stock, shares authorized     15,000 15,000 15,000 15,000
Preferred stock, par or stated value per share (in Dollars per share)     $ 0.50 $ 0.50 $ 0.50 $ 0.50
Preferred stock, issued     0 0 0 0
Preferred stock, outstanding     0 0 0 0