Significant Transactions - Additional information (Detail) - Canadian Costco Credit Card Portfolio [Member] $ in Millions	Mar. 04, 2022 CAD ($)
Disclosure of detailed information about business combination [line items]
Cash transferred	$ 3,100
Goodwill and intangible assets	242
Outstanding Credit Card Receivables To Be Acquired	2,900
Outstanding credit card receivables acquired fair value	$ 2,800

Fair value of outstanding credit card receivables acquired.

No definition available.

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- Definition

Outstanding credit card receivables to be acquired.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

The fair value, at acquisition date, of cash transferred as consideration in a business combination. [Refer: Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
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-URIDate 2021-03-24

+ Details

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

+ Details

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- Definition

The amount recognised as of the acquisition date for identifiable intangible assets acquired in a business combination. [Refer: Intangible assets other than goodwill; Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IFRS
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-IssueDate 2021-01-01
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- Details

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