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Capital Management - Net Debt (Details) - CAD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Disclosure of detailed information about borrowings [line items] |  |
Trade and other payables | $ 190,692 | $ 155,955
Trade and other receivables | (173,409) | (107,477)
Net Debt | 1,409,717 | 1,847,601
Unamortized debt issuance costs | Credit facilities |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings | 1,343 | 1,952
Unamortized debt issuance costs | Long-term notes |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings | 11,393 | 15,082
Cost | Credit facilities |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings | (505,171) | (649,221)
Cost | Long-term notes |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings | $ (874,527) | $ (1,132,868)

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- Definition The amount of outstanding funds that the entity is obligated to repay. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_55&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of net debt of the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of current trade receivables and current other receivables. [Refer: Current trade receivables; Other current receivables] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 54 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_h&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 78 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_b&doctype=Standard -URIDate 2021-03-24 + Details
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