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SUPPLEMENTAL DISCLOSURE WITH RESPECT TO CASH FLOWS (Narrative) (Details) $ / shares in Units, $ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2019 CAD ($) | Dec. 31, 2018 CAD ($) $ / shares shares | Dec. 31, 2018 USD ($)
Disclosure Of Cash Flow Statement Explanatory [Line Items] |  |  |
Change in fair value of financial instruments |  | $ (49) |
Equity investment share-based payments |  | 247 |
Currency translation adjustment | $ (533) | 1,209 |
CTA gain (loss) on royalty interest | (616) | 1,391 |
CTA gain (loss) on goodwill |  | 59 |
CTA gain (loss) on deferred tax liability | 88 | (259) |
CTA gain (loss) in the net assets of a subsidiary | 5 | 17 |
Investment amount of shares received |  | 484 | $ 370
Reclass from commitment to issue shares | 2,240 | $ 1,839 |
Number of shares issued for credit facility | shares |  | 381,321 |
Value of share issued for credit facility |  | $ 602 |
Shares issued for credit facility, value per share | $ / shares |  | $ 1.58 |
Reclass of investment in associated entity |  | $ 911 |
Capital stock [Member] |  |  |
Disclosure Of Cash Flow Statement Explanatory [Line Items] |  |  |
Reclass of reserves on exercise of options | 1,035 | 90 |
Reclass from commitment to issue shares | 407 | 291 |
Share-based payments [Member] |  |  |
Disclosure Of Cash Flow Statement Explanatory [Line Items] |  |  |
Equity investment share-based payments |  | 247 |
Reclass of reserves on exercise of options | (1,035) | (90) |
Reclass from commitment to issue shares | $ 1,833 | 1,572 |
Share capital [member] |  |  |
Disclosure Of Cash Flow Statement Explanatory [Line Items] |  |  |
Reclass from commitment to issue shares |  | $ 24 |

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