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v3.21.1

INTEREST IN GIBRALTAR JOINT VENTURE - Disclosure of joint venture financial information (Details) - CAD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of joint ventures [line items] |  |  |
Cash and equivalents | $ 85,110 | $ 53,198 | $ 45,665
Total current assets | 157,198 | 113,852 |
Total current liabilities | 78,484 | 67,293 |
Long-term debt | 345,787 | 357,025 |
Provision for environmental rehabilitation | 78,983 | 66,373 |
Revenues | 343,267 | 329,163 |
Production costs | (224,241) | (258,550) |
Depletion and amortization | (95,301) | (109,756) |
Other operating expense | 297 | (266) |
Interest expense | (37,288) | (34,593) |
Foreign exchange gain (loss) | 4,092 | 14,779 |
Net loss | (23,524) | (53,382) |
Other comprehensive income | 847 | (7,237) |
Comprehensive income (loss) for joint arrangement | (22,677) | (60,619) |
Gibraltar Joint Venture [Member] |  |  |
Disclosure of joint ventures [line items] |  |  |
Cash and equivalents | 46,440 | 54,454 |
Other current assets | 88,814 | 77,651 |
Total current assets | 135,254 | 132,105 |
Non-current assets | 927,211 | 948,873 |
Accounts payable and accrued liabilities | 53,662 | 46,845 |
Other current financial liabilities | 23,703 | 22,698 |
Total current liabilities | 77,365 | 69,543 |
Long-term debt | 40,178 | 52,177 |
Provision for environmental rehabilitation | 97,432 | 80,460 |
Non-current liabilities | 137,610 | 132,637 |
Revenues | 458,305 | 438,204 |
Production costs | (298,988) | (344,913) |
Depletion and amortization | (139,643) | (159,044) |
Other operating expense | (4,529) | (3,834) |
Interest expense | (5,689) | (6,031) |
Interest income | 82 | 1,157 |
Foreign exchange gain (loss) | 348 | (1,976) |
Net loss | 9,886 | (76,437) |
Other comprehensive income | 0 | 954 |
Comprehensive income (loss) for joint arrangement | $ 9,886 | $ (75,483) |

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- Definition The amount of provision for costs related to decommissioning, restoration and rehabilitation. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 37 -IssueDate 2019-01-01 -Section D Examples: disclosures -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=37&code=ifrs-tx-2019-en-r&doctype=Illustrative%20Examples&dita_xref=IAS37_IE_D_TI -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 37 -IssueDate 2019-01-01 -Paragraph 87 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=37&code=ifrs-tx-2019-en-r&anchor=para_87&doctype=Standard -URIDate 2019-03-27 + Details
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