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v3.22.1

Blackwater (Details) shares in Millions, $ in Millions, $ in Millions | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2021 USD ($) | Aug. 31, 2021 USD ($) | Aug. 31, 2021 CAD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2020 CAD ($) shares
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |  |
Proceeds from sale of Blackwater stream |  |  |  | $ 300.0 | $ 0.0 |
Net gain from sale |  |  |  | 147.3 | 0.0 |
Blackwater |  |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |  |
Percentage of interest in mining project |  |  |  |  |  | 100.00%
Cash consideration received |  |  |  |  |  | $ 140.0
Consideration receivable |  |  |  |  |  | $ 50.0
Loss on sale |  |  |  |  | $ 30.2 |
Percentage of stream on gold production retained |  |  |  |  |  | 8.00%
Blackwater | Artemis Gold Inc. |  |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |  |
Number of instruments or interests issued or issuable (in shares) | shares |  |  |  |  |  | 7.4
Value of common shares |  |  |  |  |  | $ 34.0
Proceeds due from sale |  | $ 39.4 | $ 50.0 |  |  |
Blackwater stream |  |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |  |
Cash consideration received | $ 300.0 |  |  | 300.0 |  |
Loss on sale |  |  |  | $ 147.3 |  |
Blackwater stream | Wheaton Precious Metals Corp. |  |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |  |
Proceeds from sale of Blackwater stream | 300.0 |  |  |  |  |
Net gain from sale | $ 147.3 |  |  |  |  |

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