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Equity - Balance of treasury shares (Detail) - Treasury shares [member] - shares	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disclosure of classes of share capital [line items]
Number of shares in entity held by entity or by its subsidiaries or associates	19,974,556	23,756,393	24,739,626
Ordinary shares [member]
Disclosure of classes of share capital [line items]
Number of shares in entity held by entity or by its subsidiaries or associates	19,974,556
Number of treasury shares granted with right of use	6,184,427	3,178,383
Number of treasury shares outstanding	26,158,983

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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.

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- Definition

The number of shares in the entity held by the entity or by its subsidiaries or associates. [Refer: Associates [member]; Subsidiaries [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 79
-Subparagraph a
-Clause vi
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_79_a_vi&doctype=Standard
-URIDate 2022-03-24

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- Definition

The number of treasury shares granted with right of use at end of the reporting period.

+ References

No definition available.

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- Definition

The number of previously issued shares repurchased by the issuing entity and held in treasury.

+ References

No definition available.

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- Details

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