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Financial instruments (Measurement of fair values hierarchy levels) (Details) - CAD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Disclosure of detailed information about financial instruments [line items] |  |
Derivative assets | $ 2,807 | $ 32,098
Derivative liabilities | (58,342) | (4,997)
Long-term debt | (997,000) | (996,250)
Net financial instruments | (1,052,535) | (969,149)
Foreign currency contracts [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Derivative assets | 2,807 | 31,534
Derivative liabilities | (51,058) | (3,760)
Interest rate contracts [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Derivative assets |  | 564
Derivative liabilities | (7,284) | (1,237)
Level 2 of fair value hierarchy [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Long-term debt | (1,014,010) | (1,103,978)
Net financial instruments | (1,069,545) | (1,076,877)
Level 2 of fair value hierarchy [member] | Foreign currency contracts [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Derivative assets | 2,807 | 31,534
Derivative liabilities | (51,058) | (3,760)
Level 2 of fair value hierarchy [member] | Interest rate contracts [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Derivative assets |  | 564
Derivative liabilities | $ (7,284) | $ (1,237)

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- Definition Financial instruments contracts net of non current borrowings. + References No definition available. + Details
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- Definition The amount of financial assets classified as derivative instruments. [Refer: Financial assets; Derivatives [member]] + 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 financial liabilities classified as derivative instruments. [Refer: Financial assets; Derivatives [member]] + 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 Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The non-current portion of non-current borrowings. [Refer: Borrowings] + 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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- Details
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- Details
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