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Additional information on the consolidated statements of cash flows - Disclosure of detailed information about cash flow information (Details) - CAD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018
Disclosure Of Cash Flow Statement [Abstract] |  |
Interests received measured using the effective rate method | $ 2,583 | $ 3,944
Interests paid on long-term debt | 15,680 | 21,126
Dividends received | 150 | 328
Income taxes paid | 797 | 822
Decrease (increase) in amounts receivable | 4,929 | (8,613)
Decrease (increase) in other current assets | (1,449) | 9,828
Increase (decrease) in accounts payable and accrued liabilities | (8,260) | (3,834)
Changes in non-cash working capital items | (4,780) | (2,619)
Tax credits receivable related to exploration and evaluation assets - beginning of period | 281 | 4,091
Tax credits receivable related to exploration and evaluation assets - end of period | $ 936 | $ 281

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- Definition Adjustments for decrease (increase) in other assets to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Other assets; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_20&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition Adjustments for decrease (increase) in trade accounts receivable to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 20 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_20_a&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition Adjustments for increase (decrease) in other operating payables to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 20 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_20_a&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The cash inflow from dividends received, classified as investing activities. [Refer: Dividends received] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 31 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_31&doctype=Standard -URIDate 2018-03-16 + Details
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