Financial risk management - Currency risk (Details) - Currency risk - CAD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| U.S. dollar | ||
| Financial risk management | ||
| Depreciation or appreciation of the risk variable | 10.00% | |
| Increase or decrease in loss and comprehensive loss due to change in risk variable | $ 1,171,000 | $ 53,000 |
| Australian dollar | ||
| Financial risk management | ||
| Depreciation or appreciation of the risk variable | 10.00% | |
| Increase or decrease in loss and comprehensive loss due to change in risk variable | $ 135,000 | $ 112,000 |