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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
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

X

- 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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X

- 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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