v3.26.1
Note 19 - Preferred and Common Stock (Details Textual)
 1 Months Ended 9 Months Ended
May 01, 2026
USD ($)
Apr. 30, 2026
USD ($)
$ / shares
shares
Apr. 30, 2026
USD ($)
$ / shares
shares
Jun. 30, 2026
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
Sep. 30, 2025
$ / shares
shares
Oct. 12, 2017
shares
Common Stock, Shares Authorized       60,000,000   60,000,000  
Preferred Stock, Shares Authorized (in shares)       20,000,000   20,000,000  
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares       $ 0.0001   $ 0.0001  
Preferred Stock, Shares Outstanding (in shares)       0   0  
Dividends, Preferred Stock | $       $ 0 $ 0    
Proceeds from Issuance or Sale of Equity | $       10,312,053 0    
Payments of Stock Issuance Costs | $       $ 2,357,387 (0)    
Common Stock, Shares, Issued | $         $ 0    
Series A Convertible Preferred Stock [Member]              
Preferred Stock, Shares Authorized (in shares)       1,200,000   1,200,000 1,200,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares       $ 0.0001   $ 0.0001  
Preferred Stock, Shares Outstanding (in shares)       0   0  
Preferred Stock, Liquidation Preference Per Share | $ / shares       $ 35      
Preferred Stock, Convertible, Conversion Ratio       10      
Preferred Stock, Convertible, Convertibility, Period After Date of Issuance (Day)       540 days      
Preferred Stock, Shares Issued       0      
Private Placement [Member]              
Proceeds from Issuance or Sale of Equity | $ $ 10,300,000 $ 10,315,000 $ 10,315,000        
Payments of Stock Issuance Costs | $     $ 4,619,887        
Private Placement [Member] | PIPE Warrants [Member]              
Class of Warrants or Rights, Issued During Period     750,000        
Private Placement [Member] | PIPE Shares [Member]              
Stock Issued During Period, Shares, New Issues   29,471,429 29,471,429        
Shares Issued, Price Per Share | $ / shares   $ 0.35 $ 0.35        
Common Stock, Shares, Issued | $   $ 5,575,310