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Derivative and Hedging Instruments - Summary of Detailed Information about Movement in the Entity Net Investment Hedge Reserve (Detail) - CAD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022 | Jan. 01, 2022
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Disclosure of Detailed Information About Movement in the Entity Net Investment Hedge Reserve [Line Items] |  |  |
Total | $ 4,801 | $ 5,918 | $ 4,578
Hedges of net investment in foreign operations [Member] |  |  |
Disclosure of Detailed Information About Movement in the Entity Net Investment Hedge Reserve [Line Items] |  |  |
Balances in the foreign currency translation reserve for continuing hedges | 59 | (137) |
Total | $ 59 | $ (137) |

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- Definition A component of equity representing exchange differences on translation of financial statements recognised in other comprehensive income and accumulated in equity. [Refer: Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 21 -IssueDate 2023-01-01 -Paragraph 52 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=21&code=ifrs-tx-2023-en-r&anchor=para_52_b&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition A component of equity representing the reserve of exchange differences on translation in relation to continuing hedges. [Refer: Reserve of exchange differences on translation] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2023-01-01 -Paragraph 24B -Subparagraph b -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2023-en-r&anchor=para_24B_b_ii&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition Disclosure of detailed information about movement in the entity net investment hedge reserve. + References No definition available. + Details
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- Details
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