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SEGMENTED INFORMATION (Details 1) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 CAD ($)
Disclosure of operating segments [line items] |
Total revenue commitments | $ 11,856
2021 |
Disclosure of operating segments [line items] |
Total revenue commitments | 6,937
2022 |
Disclosure of operating segments [line items] |
Total revenue commitments | 2,186
2023 |
Disclosure of operating segments [line items] |
Total revenue commitments | 2,186
2024 |
Disclosure of operating segments [line items] |
Total revenue commitments | 547
Thereafter |
Disclosure of operating segments [line items] |
Total revenue commitments | 0
Closed Mines Group | Environmental Services |
Disclosure of operating segments [line items] |
Total revenue commitments | 4,751
Closed Mines Group | Environmental Services | 2021 |
Disclosure of operating segments [line items] |
Total revenue commitments | 4,751
Closed Mines Group | Environmental Services | 2022 |
Disclosure of operating segments [line items] |
Total revenue commitments | 0
Closed Mines Group | Environmental Services | 2023 |
Disclosure of operating segments [line items] |
Total revenue commitments | 0
Closed Mines Group | Environmental Services | 2024 |
Disclosure of operating segments [line items] |
Total revenue commitments | 0
Closed Mines Group | Environmental Services | Thereafter |
Disclosure of operating segments [line items] |
Total revenue commitments | 0
Corporate and Other | Management Fees |
Disclosure of operating segments [line items] |
Total revenue commitments | 7,105
Corporate and Other | Management Fees | 2021 |
Disclosure of operating segments [line items] |
Total revenue commitments | 2,186
Corporate and Other | Management Fees | 2022 |
Disclosure of operating segments [line items] |
Total revenue commitments | 2,186
Corporate and Other | Management Fees | 2023 |
Disclosure of operating segments [line items] |
Total revenue commitments | 2,186
Corporate and Other | Management Fees | 2024 |
Disclosure of operating segments [line items] |
Total revenue commitments | 547
Corporate and Other | Management Fees | Thereafter |
Disclosure of operating segments [line items] |
Total revenue commitments | $ 0

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