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Schedule of principal categories percentage of plan assets (Details) - BRL (R$) R$ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
IfrsStatementLineItems [Line Items] |  |
Shares | 7.77% | 9.25%
Fixed income securities | 73.95% | 72.17%
Real estate property | 5.04% | 3.71%
Others | 13.24% | 14.87%
Total | 100.00% | 100.00%
Assets of the pension plan | R$ 579 | R$ 627
Non Convertible Debentures Issued By Company And Subsidiaries [member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets of the pension plan | 302 | 338
SharesIssued By The Company [member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets of the pension plan | R$ 277 | 4
Real Estate Properties By Company [member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets of the pension plan |  | R$ 285

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- Definition Percentage of plan assets. + References No definition available. + Details
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- Definition Percentage of plan assets fixed income securities. + References No definition available. + Details
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- Definition Percentage of plan assets real estate property. + References No definition available. + Details
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- Definition Percentage of plan assets shares of Brazilian companies. + References No definition available. + Details
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- Definition The amount securities that are backed by underlying assets contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 19 -IssueDate 2021-01-01 -Paragraph 142 -Subparagraph g -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2021-en-r&anchor=para_142_g&doctype=Standard -URIDate 2021-03-24 + Details
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