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Financial Instruments and Risk Management - Non Derivative Financial Instruments (Details) - CAD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2018 | Dec. 31, 2023 | Dec. 31, 2022
Non Derivative Financial Instruments |  |  |
Carrying value of partnership liability |  | $ 413 | $ 427
Fixed term debt |  |  |
Non Derivative Financial Instruments |  |  |
Long-term debt |  | 11,129 | 9,840
Fair value of long-term debt |  | 11,100 | $ 9,400
Senior unsecured notes |  |  |
Non Derivative Financial Instruments |  |  |
Principal amount |  | $ 1,500 |
Fort McKay First Nation and the Mikisew Cree First Nation Partnership | East Tank Farm Development |  |  |
Non Derivative Financial Instruments |  |  |
Percentage of partnership ownership interest acquired | 49.00% |  |

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- Definition The nominal or face amount of a financial instrument, used to calculate payments made on that instrument. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_112_c&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. + References No definition available. + Details
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- Definition The amount of liabilities arising from partnership transactions at amortized cost, including accrued interest expense. + References No definition available. + Details
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- Definition The amount of long term debt before accrued charges and issuance costs. + References No definition available. + Details
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- References No definition available. + Details
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- Definition The percentage of ownership interest acquired by counterparties in subsidiary. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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