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Note 14 - Subsequent Events (Details Textual) - USD ($)
6 Months Ended
Jul. 31, 2025
Jun. 30, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)   0
Subsequent Event [Member] | President and Chief Executive Officer [Member]    
Monthly Base Compensation $ 25,000  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares) 2,000,000  
Share Based Compensation, Number of Shares to Vest in Equal Intsallments (in shares) 600,000  
Subsequent Event [Member] | President and Chief Executive Officer [Member] | Vesting on Grant Date [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage 10.00%  
Subsequent Event [Member] | President and Chief Executive Officer [Member] | Vesting in Annual Installments [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage 90.00%