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OTHER LIABILITIES (Details) - CAD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | ---
DisclosureOfOtherLiabilitiesLineItems [Line Items] |  |  |
Current other liabilities | $ 1,337 | $ 3,835 | $ 2,850
Noncurrent other liabilities | 0 | 0 | 845
Total other liabilities | 1,337 | 3,835 | 3,695
Debt obligations |  |  |
DisclosureOfOtherLiabilitiesLineItems [Line Items] |  |  |
Total other liabilities | 0 | 0 | 370
Unamortized fair value of toll milling contracts |  |  |
DisclosureOfOtherLiabilitiesLineItems [Line Items] |  |  |
Total other liabilities | 0 | 0 | 905
Flow-through share premium obligation |  |  |
DisclosureOfOtherLiabilitiesLineItems [Line Items] |  |  |
Total other liabilities | $ 1,337 | $ 3,835 | $ 2,420

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