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Net Other Operating Income - Narrative (Details) - CAD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of attribution of expenses by nature to their function [line items] |  |  |
Annual cash payments, net | $ 37 |  |
Other income | 9 | $ 1 | $ 6
Heartland Generation |  |  |
Disclosure of attribution of expenses by nature to their function [line items] |  |  |
Annual cash payments, net | $ 44 |  |

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- Definition The amount of miscellaneous other operating income. [Refer: Other operating income (expense)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition Gains (Losses) on Contract Agreement, Net + References No definition available. + Details
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- Details
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