v3.26.1
Financial instruments and risk management - Currency Risk (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Financial instruments and risk management    
Balances held in foreign currencies $ 23,605 $ 44,965
US    
Financial instruments and risk management    
Balances held in foreign currencies 17,896 27,357
Australian    
Financial instruments and risk management    
Balances held in foreign currencies 494 10
Euro    
Financial instruments and risk management    
Balances held in foreign currencies (921) (242)
Canadian    
Financial instruments and risk management    
Balances held in foreign currencies 6,136 17,840
Cash and cash equivalents    
Financial instruments and risk management    
Balances held in foreign currencies 9,804 40,073
Cash and cash equivalents | US    
Financial instruments and risk management    
Balances held in foreign currencies 5,105 24,848
Cash and cash equivalents | Australian    
Financial instruments and risk management    
Balances held in foreign currencies 498 339
Cash and cash equivalents | Canadian    
Financial instruments and risk management    
Balances held in foreign currencies 4,201 14,886
Short-term investments    
Financial instruments and risk management    
Balances held in foreign currencies 17,906 8,475
Short-term investments | US    
Financial instruments and risk management    
Balances held in foreign currencies 14,550 5,000
Short-term investments | Canadian    
Financial instruments and risk management    
Balances held in foreign currencies 3,356 3,475
Accounts payable and accrued liabilities    
Financial instruments and risk management    
Balances held in foreign currencies (4,105) (3,583)
Accounts payable and accrued liabilities | US    
Financial instruments and risk management    
Balances held in foreign currencies (1,759) (2,491)
Accounts payable and accrued liabilities | Australian    
Financial instruments and risk management    
Balances held in foreign currencies (4) (329)
Accounts payable and accrued liabilities | Euro    
Financial instruments and risk management    
Balances held in foreign currencies (921) (242)
Accounts payable and accrued liabilities | Canadian    
Financial instruments and risk management    
Balances held in foreign currencies $ (1,421) $ (521)