XML 145 R113.htm IDEA: XBRL DOCUMENT
v3.23.1

Loan and lease operations (Details 4) - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Operations |  |  |
Financial income | R$ 901 | R$ 742 | R$ 645
Variable payments | 7 | 10 | 40
Total | R$ 908 | R$ 752 | R$ 685

X
- Definition The amount of finance income on the net investment in the finance lease. [Refer: Finance income; Net investment in finance lease] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2022-03-24 -Paragraph 90 -Subparagraph a -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2022-en-r&anchor=para_90_a_ii&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_FinanceIncomeOnNetInvestmentInFinanceLease
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of income relating to variable lease payments not included in the measurement of the net investment in the finance lease. Variable lease payments are the portion of payments made by a lessee to a lessor for the right to use an underlying asset during the lease term that varies because of changes in facts or circumstances occurring after the commencement date, other than the passage of time. [Refer: Net investment in finance lease] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2022-03-24 -Paragraph 90 -Subparagraph a -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2022-en-r&anchor=para_90_a_iii&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_IncomeRelatingToVariableLeasePaymentsNotIncludedInMeasurementOfNetInvestmentInFinanceLease
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Finance lease income. + References No definition available. + Details
Name: | itub_FinanceLeaseIncome
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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