v3.26.3
Note 3 - Investments (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Jun. 10, 2026
Aug. 31, 2026
Aug. 31, 2026
Aug. 31, 2026
Aug. 31, 2025
Aug. 27, 2026
Jun. 09, 2026
Feb. 28, 2026
Feb. 24, 2026
Share Price (in dollars per share) $ 2.24 $ 1.43 $ 1.43 $ 1.43   $ 1.37     $ 2.83
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions       $ (35,200) $ (0)        
Yada Commerce Inc [Member]                  
Ownership Percentage 40.00%     50.00%          
Investment in YADA [Member]                  
Stock Issued During Period, Shares, New Issues (in shares) 50,000     0          
Stock Issued During Period, Value, New Issues $ 112,000                
Equity Method Investments $ 112,000                
BlueFysh [Member]                  
Equity Method Investment, Ownership Percentage   10.00% 10.00% 10.00%          
Yada Commerce Inc [Member]                  
Equity Method Investment, Ownership Percentage 51.00% 51.00% 51.00% 51.00%          
Equity Method Investment, Shares Owned (in shares) 1,020                
Stock Issued During Period, Shares, New Issues (in shares)     50,000            
Equity Method Investments   $ 76,800 $ 76,800 $ 76,800     $ 112,000 $ 0  
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions   $ 35,200 $ 35,200 35,200          
Equity Method Investment, Other-than-Temporary Impairment       $ 0          
Playbook Investors Network [Member]                  
Equity Method Investment, Ownership Percentage   10.00% 10.00% 10.00%