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Related Parties - Summary of Compensation and Benefits of Key Management Personnel (Detail) - Managers members, members of the audit committee and the board of directors [member] - BRL (R$) R$ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disclosure of transactions between related parties [line items] |  |  |
Compensation and benefits of key management personnel | R$ (797) | R$ (927) | R$ (1,092)
Fees [Member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Compensation and benefits of key management personnel | (460) | (578) | (499)
Employee profit sharing plan [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Compensation and benefits of key management personnel | (208) | (112) | (363)
Post employment benefits [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Compensation and benefits of key management personnel | (9) | (9) | (6)
Share-based payment plan [Member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Compensation and benefits of key management personnel | R$ (120) | R$ (228) | R$ (224)

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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 of compensation to key management personnel. [Refer: Key management personnel of entity or parent [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2021-01-01 -Paragraph 17 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_17&doctype=Standard -URIDate 2021-03-24 + Details
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- Details
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- Details
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- Details
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- Details
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- Details
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