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Note 8 - Income Taxes (Details Textual)
1 Months Ended 12 Months Ended
Nov. 13, 2018
USD ($)
Nov. 13, 2018
CAD ($)
Dec. 31, 2018
Dec. 31, 2017
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent       34.00%
Subsequent Event [Member] | British Columbia Provincial Government [Member]        
Proceeds from Tax Credit $ 88,887 $ 116,085    
Scenario, Forecast [Member]        
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent     21.00%