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SEGMENTED INFORMATION - Disclosure of detailed information about royalty and other property interest by location (Details) - CAD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | --- | ---
Disclosure of operating segments [line items] |  |  |
Royalty and other property interests | $ 83,355 | $ 18,496 | $ 15,034
Turkey [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Royalty and other property interests | 55,540 | 0 |
U.S.A. [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Royalty and other property interests | 9,558 | 12,694 |
Argentina [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Royalty and other property interests | 8,995 | 0 |
Canada [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Royalty and other property interests | 3,790 | 3,220 |
Peru [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Royalty and other property interests | 2,475 | 0 |
Chile [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Royalty and other property interests | 1,850 | 1,684 |
Sweden [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Royalty and other property interests | 438 | 438 |
Finland [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Royalty and other property interests | 260 | 260 |
Mexico [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Royalty and other property interests | 249 | 0 |
Serbia [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Royalty and other property interests | $ 200 | $ 200 |

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