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Critical accounting estimates and judgments (Tables) | 12 Months Ended
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Dec. 31, 2023
Disclosure Of Critical Accounting Estimates And Judgment [Abstract] |
Disclosure of estimate of reclamation obligations [Table Text Block] |
|  |  |  |  | Years ended December 31 |
|  | 2023 |  |  | 2022 |  |  | 2021 |
Risk-free interest rate |  | 3.02% |  |  | 3.28% |  |  | 1.68% |
Annual inflation |  | 2.25% |  |  | 2.50% |  |  | 2.50% |

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