| Line Item | Dec 31, 2025 | Dec 31, 2024 | Dec 31, 2023 | Dec 31, 2022 | Dec 31, 2021 | Dec 31, 2020 |
|---|---|---|---|---|---|---|
| CONSOLIDATED STATEMENTS OF LOSS AND COMPREHENSIVE LOSS | ||||||
| Administrative compensation | ||||||
| Communications | ||||||
| Community relations | ||||||
| Depreciation | ||||||
| Office, insurance and general | ||||||
| Professional fees and consulting | ||||||
| Share-based payments | ||||||
| General and administration expenses | ||||||
| Accretion of provision for closure and reclamation | ||||||
| Change in fair value of convertible debenture | — | |||||
| Change in fair value of Gold Stream derivative liability | ||||||
| Exploration and evaluation | ||||||
| Flow-through share premium recovery | ||||||
| Foreign exchange loss (gain) | ||||||
| Gain on sale of exploration and evaluation interests | ||||||
| Interest and finance fee expense | ||||||
| Interest income | ||||||
| Loss (gain) on marketable securities | ||||||
| Other | ||||||
| Loss before income tax | ||||||
| Deferred tax expense | ||||||
| Loss and comprehensive loss for the year | ||||||
| Loss per share - basic | ||||||
| Loss per share - diluted |