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Note 15 - Income Tax (Details Textual) - CAD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Statement Line Items [Line Items]    
Deductible temporary differences for which no deferred tax asset is recognised $ 182,835 $ 149,773
Capital loss carryforwards [member]    
Statement Line Items [Line Items]    
Deductible temporary differences for which no deferred tax asset is recognised 27,994 26,835
Non capital loss carryforwards [member]    
Statement Line Items [Line Items]    
Deductible temporary differences for which no deferred tax asset is recognised 75,830 51,652
Non capital loss carryforwards [member] | Country of domicile [member]    
Statement Line Items [Line Items]    
Deductible temporary differences for which no deferred tax asset is recognised 72,286 $ 48,769
Non capital loss carryforwards [member] | Australia [member]    
Statement Line Items [Line Items]    
Deductible temporary differences for which no deferred tax asset is recognised 616  
Non capital loss carryforwards [member] | United States [member]    
Statement Line Items [Line Items]    
Deductible temporary differences for which no deferred tax asset is recognised $ 2,928