XML 191 R159.htm IDEA: XBRL DOCUMENT
v3.23.1

Post-employment benefits (Details 4) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 BRL (R$)
IfrsStatementLineItems [Line Items] |
2023 | R$ 1,988
2024 | 1,937
2025 | 1,884
2026 | 1,947
2027 | 1,982
2028 to 2032 | R$ 10,469
Funbep Fundo De Pensao Multipatrocinado [Member] |
IfrsStatementLineItems [Line Items] |
Duration | 9 years 1 month 13 days
2023 | R$ 656
2024 | 676
2025 | 694
2026 | 711
2027 | 728
2028 to 2032 | R$ 3,846
Fundacao Itau Unibanco Previdencia Complementar [Member] |
IfrsStatementLineItems [Line Items] |
Duration | 8 years 6 months 3 days
2023 | R$ 1,136
2024 | 1,072
2025 | 1,110
2026 | 1,151
2027 | 1,186
2028 to 2032 | R$ 6,388
Other post employment benefits [member] |
IfrsStatementLineItems [Line Items] |
Duration | 6 years 1 month 17 days
2023 | R$ 196
2024 | 189
2025 | 80
2026 | 85
2027 | 68
2028 to 2032 | R$ 235

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- Definition Defined benefit plan expected future benefit payments in year five. + References No definition available. + Details
Name: | itub_DefinedBenefitPlanExpectedFutureBenefitPaymentYearFive
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Defined benefit plan expected future benefit payments year four. + References No definition available. + Details
Name: | itub_DefinedBenefitPlanExpectedFutureBenefitPaymentYearFour
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Defined benefit plan expected future benefit payments year three + References No definition available. + Details
Name: | itub_DefinedBenefitPlanExpectedFutureBenefitPaymentYearThree
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Defined benefit plan expected future benefit payments year two. + References No definition available. + Details
Name: | itub_DefinedBenefitPlanExpectedFutureBenefitPaymentYearTwo
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Defined benefit plan expected future benefit payments next twelve months. + References No definition available. + Details
Name: | itub_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths1
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Defined benefit plan expected future benefit payments years six and there after. + References No definition available. + Details
Name: | itub_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearsSixAndThereAfter
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Defined benefit plan obligation average duration. + References No definition available. + Details
Name: | itub_DefinedBenefitPlanObligationAverageDuration
Namespace Prefix: | itub_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | itub_IfrsStatementLineItems
Namespace Prefix: | itub_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_DefinedBenefitPlansAxis=itub_FundacaoItauUnibancoPrevidenciaComplementarMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_DefinedBenefitPlansAxis=itub_OtherPostEmploymentBenefitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |