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Adoption of IFRS 17 - Schedule of Balance Sheet and Related Adjustments as of IFRS 17 (Parenthetical) (Detail) - CAD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022 | Jan. 01, 2022
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Disclosure of Detailed Information About Adoption of IFRS 17 [Line Items] |  |  |
Contractual service margin | $ 21,301 | $ 17,977 |
Insurance Contract [Member] | Non-controlling Interests [Member] |  |  |
Disclosure of Detailed Information About Adoption of IFRS 17 [Line Items] |  |  |
Contractual service margin |  |  | $ 700
Insurance Contract [Member] | Shareholder Net Income [Member] |  |  |
Disclosure of Detailed Information About Adoption of IFRS 17 [Line Items] |  |  |
Contractual service margin |  |  | $ 1,400

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- Definition The amount of the contractual service margin. [Refer: Contractual service margin [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 17 -IssueDate 2023-01-01 -Paragraph 109 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2023-en-r&anchor=para_109&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition Disclosure of detailed information about adoption of ifrs 17. + References No definition available. + Details
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- Details
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- Details
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- Details
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