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RECLAMATION OBLIGATIONS (Details) - CAD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | ---
DisclosureOfReclamationObligationsLineItems [Line Items] |  |  |
Current reclamation obligations | $ 877 | $ 819 | $ 1,088
Noncurrent reclamation obligations | 29,187 | 27,690 | 27,060
Total reclamation obligations | 30,064 | 28,509 | 28,148
Elliot Lake |  |  |
DisclosureOfReclamationObligationsLineItems [Line Items] |  |  |
Total reclamation obligations | 17,205 | 16,771 | 16,742
McClean And Midwest Joint Ventures |  |  |
DisclosureOfReclamationObligationsLineItems [Line Items] |  |  |
Total reclamation obligations | 12,837 | 11,716 | 11,384
Other |  |  |
DisclosureOfReclamationObligationsLineItems [Line Items] |  |  |
Total reclamation obligations | $ 22 | $ 22 | $ 22

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