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Note 7 - Omnibus Equity Incentive Compensation Plan - Details of Options Outstanding (Details) - $ / shares
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Number of options outstanding (in shares) 100,000 1,565,000 5,415,000
Exercisable (in shares) 100,000    
Range One [Member]      
Exercise price (in CAD per share) $ 0.8    
Number of options outstanding (in shares) 100,000    
Expiry date [1] Jan. 31, 2025    
Exercisable (in shares) 100,000    
Remaining contractual life (Year) 1 month 2 days    
[1] expired subsequent to December 31, 2024