v3.26.1
Schedule of contractual undiscounted cash flow requirement for financial liabilities (Details) - CAD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
IfrsStatementLineItems [Line Items]    
Accounts payable and accrued liabilities $ 33,357 $ 29,146
Promissory note 134,846 $ 135,007
Convertible debentures 9,725  
Lease liabilities 542  
Term And Other Loans Euro [Member]    
IfrsStatementLineItems [Line Items]    
Promissory note 26,954  
Term loans US dollar [member]    
IfrsStatementLineItems [Line Items]    
Promissory note 8,623  
Promissory Note [Member]    
IfrsStatementLineItems [Line Items]    
Promissory note 262  
Mine Construction Facility [Member]    
IfrsStatementLineItems [Line Items]    
Mine construction facility 181,659  
Not later than one year [member]    
IfrsStatementLineItems [Line Items]    
Accounts payable and accrued liabilities 33,357  
Convertible debentures 9,725  
Lease liabilities 164  
Not later than one year [member] | Term And Other Loans Euro [Member]    
IfrsStatementLineItems [Line Items]    
Promissory note 1,730  
Not later than one year [member] | Term loans US dollar [member]    
IfrsStatementLineItems [Line Items]    
Promissory note 8,623  
Not later than one year [member] | Promissory Note [Member]    
IfrsStatementLineItems [Line Items]    
Promissory note 262  
Not later than one year [member] | Mine Construction Facility [Member]    
IfrsStatementLineItems [Line Items]    
Mine construction facility 17,291  
Later than one year and not later than two years [member]    
IfrsStatementLineItems [Line Items]    
Accounts payable and accrued liabilities  
Convertible debentures  
Lease liabilities 305  
Later than one year and not later than two years [member] | Term And Other Loans Euro [Member]    
IfrsStatementLineItems [Line Items]    
Promissory note 25,225  
Later than one year and not later than two years [member] | Term loans US dollar [member]    
IfrsStatementLineItems [Line Items]    
Promissory note  
Later than one year and not later than two years [member] | Promissory Note [Member]    
IfrsStatementLineItems [Line Items]    
Promissory note  
Later than one year and not later than two years [member] | Mine Construction Facility [Member]    
IfrsStatementLineItems [Line Items]    
Mine construction facility 57,262  
Later than three years and not later than four years [member]    
IfrsStatementLineItems [Line Items]    
Accounts payable and accrued liabilities  
Convertible debentures  
Lease liabilities 73  
Later than three years and not later than four years [member] | Term And Other Loans Euro [Member]    
IfrsStatementLineItems [Line Items]    
Promissory note  
Later than three years and not later than four years [member] | Term loans US dollar [member]    
IfrsStatementLineItems [Line Items]    
Promissory note  
Later than three years and not later than four years [member] | Promissory Note [Member]    
IfrsStatementLineItems [Line Items]    
Promissory note  
Later than three years and not later than four years [member] | Mine Construction Facility [Member]    
IfrsStatementLineItems [Line Items]    
Mine construction facility 51,849  
Later than five years [member]    
IfrsStatementLineItems [Line Items]    
Accounts payable and accrued liabilities  
Convertible debentures  
Lease liabilities  
Later than five years [member] | Term And Other Loans Euro [Member]    
IfrsStatementLineItems [Line Items]    
Promissory note  
Later than five years [member] | Term loans US dollar [member]    
IfrsStatementLineItems [Line Items]    
Promissory note  
Later than five years [member] | Promissory Note [Member]    
IfrsStatementLineItems [Line Items]    
Promissory note  
Later than five years [member] | Mine Construction Facility [Member]    
IfrsStatementLineItems [Line Items]    
Mine construction facility $ 55,257