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Nature of activities (Narrative) (Details) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Canadian Malartic Mine [Member] |  |
Nature Of Activities [Line Items] |  |
Net smelter return | 5.00% |
Osisko Development Corp [Member] |  |
Nature Of Activities [Line Items] |  |
Proportion of ownership interest | 75.10% | 84.10%

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- Definition Net smelter return + References No definition available. + Details
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- Details
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