v3.26.1
Note 12 - Subsequent Events (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Aug. 18, 2026
Aug. 14, 2026
Aug. 10, 2026
Jul. 31, 2026
Jul. 10, 2026
Jul. 08, 2026
Jul. 21, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Shares Issued, Price Per Share (in dollars per share)                   $ 1,000  
Proceeds from Issuance of Common Stock                   $ 4,780,598 $ 6,660,698
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in shares)               12 2   19
Subsequent Event [Member]                      
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in shares)           535          
Subsequent Event [Member] | Equity Purchase Facility Agreement [Member]                      
Stock Issued During Period, Shares, New Issues (in shares)     510,782                
Proceeds from Issuance of Common Stock     $ 336,242                
Subsequent Event [Member] | Conversion of Series B Preferred Stock [Member]                      
Conversion of Stock, Shares Converted (in shares)             12        
Conversion of Stock, Shares Issued (in shares)             82,272        
Subsequent Event [Member] | Conversion of Convertible Note 2026 into Common Stock [Member]                      
Debt Conversion, Original Debt, Amount   $ 502,951                  
Debt Conversion, Converted Instrument, Shares Issued (in shares)   698,775                  
Subsequent Event [Member] | Series E Preferred Stock [Member]                      
Preferred Stock, Par or Stated Value Per Share (in dollars per share)         $ 0.0001            
Stock Issued During Period, Shares, New Issues (in shares) 210     150 250            
Shares Issued, Price Per Share (in dollars per share) $ 1,000     $ 1,000 $ 1,000