Annual report [Section 13 and 15(d), not S-K Item 405]

Note 8 - Notes Payable and Convertible Notes (Details Textual)

v3.26.1
Note 8 - Notes Payable and Convertible Notes (Details Textual) - USD ($)
1 Months Ended
Dec. 17, 2025
Jul. 09, 2025
Jul. 09, 2025
Jul. 07, 2025
Dec. 31, 2025
Conversion of Note Payable into Common Stock [Member]          
Debt Instrument, Convertible, Conversion Price (in dollars per share) $ 1.48       $ 1.48
Debt Conversion, Original Debt, Amount $ 150,000       $ 150,000
Debt Conversion, Converted Instrument, Shares Issued (in shares) 101,351       101,351
First Note [Member]          
Debt Instrument, Face Amount       $ 250,000  
Debt Instrument, Convertible, Conversion Price (in dollars per share)       $ 0.47  
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger       80.00%  
Debt Instrument Convertible, Average Closing Price, Days       15  
Debt Instrument Convertible, Volume-weighted Average Price, Days       10  
Debt Instrument Convertible, Lowest VWAP, Days       3  
Debt Instrument, Convertible, Three Day Lowest Volume Weighted Average Price, Number of Trading Days       45  
Second Note [Member]          
Debt Instrument, Face Amount   $ 150,000 $ 150,000    
Debt Instrument, Convertible, Conversion Price (in dollars per share)   $ 0.47 $ 0.47    
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger     80.00%    
Debt Instrument Convertible, Average Closing Price, Days     15    
Debt Instrument, Interest Rate, Stated Percentage   12.00% 12.00%    
Debt Instrument, Maturity, Term after Purchase Price Payment Date (Day)     360 days    
Debt Instrument, Interest Rate if Default   18.00% 18.00%    
The Two Notes [Member]          
Proceeds from Issuance of Debt   $ 400,000