v3.26.1
Note 7 - Promissory Notes Due to 3i, LP ("3i") (Details Textual) - The 2024 3i Convertible Senior Promissory Notes [Member] - USD ($)
Mar. 14, 2024
Feb. 13, 2024
Jan. 18, 2024
Debt Instrument, Interest Rate, Stated Percentage 8.00%    
First Note [Member]      
Debt Instrument, Face Amount     $ 440,000
Debt Instrument, Convertible, Conversion Price (in dollars per share)     $ 268.5
Debt Instruments Aggregate Purchase Price     $ 400,000
Debt Instrument, Discount Percent     10.00%
Second Note [Member]      
Debt Instrument, Face Amount   $ 4,400,000  
Debt Instrument, Convertible, Conversion Price (in dollars per share)   $ 243  
Debt Instruments Aggregate Purchase Price   $ 400,000  
Debt Instrument, Discount Percent   10.00%  
Third Note [Member]      
Debt Instrument, Face Amount $ 660,000    
Debt Instrument, Convertible, Conversion Price (in dollars per share) $ 210    
Debt Instruments Aggregate Purchase Price $ 600,000    
Debt Instrument, Discount Percent 10.00%