XML 58 R6.htm IDEA: XBRL DOCUMENT
v3.19.1

Consolidated Statement of Cash Flows - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Statement of cash flows [abstract] |  |  |
Adjusted net income | R$ 55,841 | R$ 60,431 | R$ 70,570
Net income | 25,639 | 23,225 | 22,016
Adjustments to net income: | 30,202 | 37,206 | 48,554
Share-based payment | (98) | 215 | 127
Financial assets through Profit or Loss and Derivatives | 551 | 452 | 163
Effects of changes in exchange rates on cash and cash equivalents | (990) | 642 | 17,941
Expected Loss from Financial Assets and Claims | 10,182 | 20,966 | 24,355
Interest and foreign exchange expense from operations with subordinated debt | 8,759 | 4,714 | 942
Change in reserves for insurance and private pension | 20,136 | 22,177 | 19,490
Depreciation and amortization | 3,567 | 3,169 | 3,249
Update/charge expense provision for Civil, labor, fiscal and legal obligations | 1,037 | 1,325 | 1,609
Interest expense from provision for contingent and legal liabilities | 2,465 | 3,641 | 4,247
Provision for contingent and legal liabilities | (199) | (345) | (383)
Deferred taxes (excluding hedge tax effects) | 10,287 | 3,972 | 886
Share of profit or (loss) in associates and joint ventures | (747) | (550) | (528)
(Gain) loss on Financial assets - At fair value through other comprehensive income | 254 | 128 | 851
Interest and foreign exchange income of financial assets at fair value through other comprehensive income | (12,808) | (9,073) | (2,570)
Interest and foreign exchange of financial assets at amortized cost | (11,402) | (12,502) | (17,332)
(Gain) loss on sale of investments and fixed assets | (297) | (283) | (21)
Impairment losses of fixed assets and intangible assets | 167 | 14 | (5)
Other | (662) | (1,456) | (4,467)
Change in assets and liabilities | (33,132) | (50,039) | (34,498)
(Increase) decrease in assets | (123,522) | (97,420) | (78,196)
Interbank deposits | (9,404) | (4,391) | (827)
Securities purchased under agreements to resell | (29,561) | 5,368 | (10,646)
Compulsory deposits with the Central Bank of Brazil | 4,689 | (13,137) | (19,144)
Loan operations | (51,919) | (22,467) | (29,455)
Derivatives (assets / liabilities) | 217 | 3,396 | (3,858)
Financial assets designated at fair value through profit or loss | (13,105) | (56,531) | (17,743)
Other financial assets | (15,323) | (5,328) | (6)
Other tax assets | (1,669) | (1,501) | (2,183)
Other assets | (7,447) | (2,829) | 5,666
(Decrease) increase in liabilities | 90,390 | 47,381 | 43,698
Deposits | 60,486 | 73,524 | 36,804
Deposits received under securities repurchase agreements | 17,603 | (36,530) | 12,521
Funds from interbank markets | 10,083 | (5,061) | (27,238)
Funds from institutional markets | (1,125) | 6,967 | 10,686
Other financial liabilities | 11,486 | 8,292 | 5,892
Financial liabilities at fair value throught profit or loss | (273) | (54) | 107
Technical reserve for insurance and private pension | (1,409) | 3,787 | 3,796
Provisions | (495) | (1,412) | 4,030
Tax liabilities | (1,739) | 2,944 | 2,391
Other liabilities | (348) | (558) | 1,132
Payment of income tax and social contribution | (3,879) | (4,518) | (6,423)
Net cash from (used in) operating activities | 22,709 | 10,392 | 36,072
Dividends / Interest on capital received from investments in associates and joint ventures | 671 | 489 | 287
Cash received on financial assets - At fair value through other comprehensive income | 16,622 | 19,695 | 19,127
Cash received from redemption of financial assets at amortized cost | 14,991 | 4,025 | 3,473
Cash upon sale of investments in associates and joint ventures | 266 | 314 | 19
Cash upon sale of fixed assets | 180 | 204 | 102
Cash upon sale of intangible assets | 35 | 26 | 46
Purchase of financial assets at fair value through other comprehensive income | (591) | (21,647) | (25,845)
Purchase of financial assets at amortized cost | (2,463) | (406) | (1,599)
Purchase of investments in associates and joint ventures | (6,718) | (69) | (421)
Purchase of fixed assets | (1,483) | (943) | (1,364)
Purchase of intangible assets | (1,381) | (2,553) | (10,552)
Net cash from (used in) investing activities | 20,129 | (865) | (16,727)
Funding from institutional markets | 2,906 | 4,135 | 4,863
Redemptions in institutional markets | (15,048) | (13,573) | (14,170)
Change in non-controllinginterests stockholders | 128 | 1,003 | 10,373
Result of delivery of treasury shares | 1,187 | 980 | 673
Purchase of treasury shares | (510) | (3,089) | (947)
Dividends and interest on capital paid to non-controlling interests | (154) | (346) | (93)
Dividends and interest on capital paid | (20,093) | (10,800) | (10,769)
Net cash from (used in) financing activities | (31,584) | (21,690) | (10,070)
Net increase (decrease) in cash and cash equivalents | 11,254 | (12,163) | 9,275
Cash and cash equivalents at the beginning of the period | 83,314 | 96,119 | 104,785
Effects of changes in exchange rates on cash and cash equivalents | 990 | (642) | (17,941)
Cash and cash equivalents at the end of the period | 95,558 | 83,314 | 96,119
Cash | 37,159 | 18,749 | 18,542
Interbank deposits | 3,295 | 15,327 | 13,358
Securities purchased under agreements to resell | 55,104 | 49,238 | 64,219
Additional information on cash flow (Mainly Operating activities) |  |  |
Interest received | 122,405 | 139,895 | 169,618
Interest paid | 84,668 | 71,456 | 79,227
Non-cashtransactions |  |  |
Dividends and interest on capital declared and not yet paid | R$ 515 | R$ 1,876 | R$ 2,869

X
- Definition Adjustments for decrease (increase) in other assets to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Other assets; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for deferred tax expense to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Deferred tax expense (income); Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForDeferredTaxExpense
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for depreciation and amortisation expense to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Depreciation and amortisation expense; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20_b&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for finance costs to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Finance costs; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20_c&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForFinanceCosts
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for increase (decrease) in other liabilities to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Other liabilities; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForIncreaseDecreaseInOtherLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for provisions to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Provisions; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20_b&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForProvisions
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForReconcileProfitLoss
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for share-based payments to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20_b&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForSharebasedPayments
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for undistributed profits of associates to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Associates [member]; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20_b&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForUndistributedProfitsOfAssociates
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Adjustments for unrealised foreign exchange losses (gains) to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20_b&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_AdjustmentsForUnrealisedForeignExchangeLossesGains
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of cash on hand and demand deposits. [Refer: Cash on hand] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 45 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_45&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_Cash
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 45 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_45&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2017-01-01 -Paragraph B13 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=12&date=2017-03-01&anchor=para_B13_a&doctype=Appendix&seq=2 -URIDate 2017-03-09 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 54 -Subparagraph i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_54_i&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_CashAndCashEquivalents
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The aggregate cash flows arising from losing control of subsidiaries or other businesses, classified as investing activities. [Refer: Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 39 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_39&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash flows from (used in) financing activities, which are activities that result in changes in the size and composition of the contributed equity and borrowings of the entity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 10 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_10&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 50 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_50_d&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_CashFlowsFromUsedInFinancingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow (outflow) due to a decrease (increase) in current borrowings. [Refer: Current borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 17 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_17&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_CashFlowsFromUsedInIncreaseDecreaseInCurrentBorrowings
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash flows from (used in) investing activities, which are the acquisition and disposal of long-term assets and other investments not included in cash equivalents. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 10 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_10&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 50 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_50_d&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_CashFlowsFromUsedInInvestingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash flows from (used in) operating activities, which are the principal revenue-producing activities of the entity and other activities that are not investing or financing activities. [Refer: Revenue] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 10 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_10&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 50 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_50_d&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_CashFlowsFromUsedInOperatingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The aggregate cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities. [Refer: Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 39 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_39&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The effect of exchange rate changes on cash and cash equivalents held or due in a foreign currency. [Refer: Cash and cash equivalents] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 25 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_25&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 28 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_28&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The gains (losses) recognised in other comprehensive income on financial assets measured at fair value through other comprehensive income, net of tax. [Refer: Financial assets measured at fair value through other comprehensive income; Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2018-01-01 -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 91 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_91_a&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeNetOfTax
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The increase (decrease) in cash and cash equivalents before the effect of exchange rate changes on cash and cash equivalents held in foreign currencies. [Refer: Cash and cash equivalents; Effect of exchange rate changes on cash and cash equivalents] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 45 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_45&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase (decrease) in working capital. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_IncreaseDecreaseInWorkingCapital
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow for interest paid, classified as operating activities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 31 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_31&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_InterestPaidClassifiedAsOperatingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash inflow from interest received, classified as operating activities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 31 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_31&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_InterestReceivedClassifiedAsOperatingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments to reconcile profit (loss) to net cash flow from (used in) operating activities that the entity does not separately disclose in the same statement or note. [Refer: Adjustments to reconcile profit (loss)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_20&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_OtherAdjustmentsToReconcileProfitLoss
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from proceeds from contributions of non-controlling interests. [Refer: Non-controlling interests] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 17 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_17&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_ProceedsFromContributionsOfNoncontrollingInterests
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from the disposal or maturity of available-for-sale financial assets. [Refer: Financial assets available-for-sale] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 16 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_16&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_ProceedsFromDisposalOrMaturityOfAvailableforsaleFinancialAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from the sale or issuing of treasury shares. [Refer: Sale or issue of treasury shares; Treasury shares] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 17 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_17&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_ProceedsFromSaleOrIssueOfTreasuryShares
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from sales of intangible assets, classified as investing activities. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 16 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_16_b&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_ProceedsFromSalesOfIntangibleAssetsClassifiedAsInvestingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from sales of property, plant and equipment, classified as investing activities. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 16 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_16_b&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from sales or maturity of financial instruments, classified as investing activities. [Refer: Financial instruments, class [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 16 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_16&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_ProceedsFromSalesOrMaturityOfFinancialInstrumentsClassifiedAsInvestingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The total of income less expenses, excluding the components of other comprehensive income. [Refer: Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 18 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_18_b&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 1 -IssueDate 2017-01-01 -Paragraph 24 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=1&date=2017-03-01&anchor=para_24_b&doctype=Standard -URIDate 2017-03-09 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 1 -IssueDate 2017-01-01 -Paragraph 32 -Subparagraph a -Clause ii -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=1&date=2017-03-01&anchor=para_32_a_ii&doctype=Standard -URIDate 2017-03-09 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2017-01-01 -Paragraph 28 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=8&date=2017-03-01&anchor=para_28_b&doctype=Standard -URIDate 2017-03-09 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2017-01-01 -Paragraph 23 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=8&date=2017-03-01&anchor=para_23&doctype=Standard -URIDate 2017-03-09 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 12 -IssueDate 2017-01-01 -Paragraph B10 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=12&date=2017-03-01&anchor=para_B10_b&doctype=Appendix&seq=2 -URIDate 2017-03-09 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 106 -Subparagraph d -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_106_d_i&doctype=Standard -URIDate 2017-03-09 Reference 8: http://www.xbrl.org/2003/role/exampleRef -Note Effective on first application of IFRS 9 -Name IFRS -Number 4 -IssueDate 2017-01-01 -Paragraph 39L -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=4&date=2017-03-01&anchor=para_39L_e&doctype=Standard -URIDate 2017-03-09 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 81A -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_81A_a&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_ProfitLoss
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow for the purchases of intangible assets, classified as investing activities. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 16 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_16_a&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow for the purchases of property, plant and equipment, classified as investing activities. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 16 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_16_a&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow for repayments of non-current borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 17 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_17&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_RepaymentsOfNoncurrentBorrowings
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Definition Additional information on cash flows. + References No definition available. + Details
Name: | itub_AdditionalInformationOnCashFlowsAbstract
Namespace Prefix: | itub_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Adjustments for change in reserves for insurance and private pension + References No definition available. + Details
Name: | itub_AdjustmentsForChangeInReservesForInsuranceAndPrivatePension
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for compulsory deposits with the Central Bank + References No definition available. + Details
Name: | itub_AdjustmentsForCompulsoryDepositsWithTheCentralBank
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for decrease increase in assets. + References No definition available. + Details
Name: | itub_AdjustmentsForDecreaseIncreaseInAssets
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for expected loss from financial assets and claims. + References No definition available. + Details
Name: | itub_AdjustmentsForExpectedLossFromFinancialAssetsAndClaims
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Adjustments for financial assets designated at fair value through profit or loss + References No definition available. + Details
Name: | itub_AdjustmentsForFinancialAssetsDesignatedAtFairValueThroughProfitOrLoss
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for financial assets through Profit or Loss and Derivatives + References No definition available. + Details
Name: | itub_AdjustmentsForFinancialAssetsThroughProfitOrLossAndDerivatives
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for financial liabilities designated at fair value through profit or loss + References No definition available. + Details
Name: | itub_AdjustmentsForFinancialLiabilitiesDesignatedAtFairValueThroughProfitOrLoss
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for Gain Loss on Sale of Investments and Fixed Assets + References No definition available. + Details
Name: | itub_AdjustmentsForGainLossOnSaleOfInvestmentsAndFixedAssets
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Adjustments for impairment losses of fixed assets and intangible assets + References No definition available. + Details
Name: | itub_AdjustmentsForImpairmentLossesOfFixedAssetsAndIntangibleAssets
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Adjustments for Increase Decrease in Deposits + References No definition available. + Details
Name: | itub_AdjustmentsForIncreaseDecreaseInDeposits
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for increase (decrease) in deposits received under securities repurchase agreements + References No definition available. + Details
Name: | itub_AdjustmentsForIncreaseDecreaseInDepositsReceivedUnderSecuritiesRepurchaseAgreements
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for increase decrease in derivative assets liabilities + References No definition available. + Details
Name: | itub_AdjustmentsForIncreaseDecreaseInDerivativeAssetsLiabilities
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for increase (decrease) in funds from institutional markets + References No definition available. + Details
Name: | itub_AdjustmentsForIncreaseDecreaseInFundsFromInstitutionalMarkets
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for increase (decrease) in funds from interbank markets + References No definition available. + Details
Name: | itub_AdjustmentsForIncreaseDecreaseInFundsFromInterbankMarkets
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for increase decrease in interbank deposits + References No definition available. + Details
Name: | itub_AdjustmentsForIncreaseDecreaseInInterbankDeposits
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments For Increase Decrease In Liabilities + References No definition available. + Details
Name: | itub_AdjustmentsForIncreaseDecreaseInLiabilities
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Adjustments for Increase Decrease in Other Financial Liabilities + References No definition available. + Details
Name: | itub_AdjustmentsForIncreaseDecreaseInOtherFinancialLiabilities
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for increase decrease in provision. + References No definition available. + Details
Name: | itub_AdjustmentsForIncreaseDecreaseInProvision
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Adjustments for increase (decrease) in tax liabilities + References No definition available. + Details
Name: | itub_AdjustmentsForIncreaseDecreaseInTaxLiabilities
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for increase (decrease) in technical reserve for insurance and private pension + References No definition available. + Details
Name: | itub_AdjustmentsForIncreaseDecreaseInTechnicalReserveForInsuranceAndPrivatePension
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for interest and foreign exchange expense from operations with subordinated debt + References No definition available. + Details
Name: | itub_AdjustmentsForInterestAndForeignExchangeExpenseFromOperationsWithSubordinatedDebt
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for loan operations + References No definition available. + Details
Name: | itub_AdjustmentsForLoanOperations
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for other financial assets + References No definition available. + Details
Name: | itub_AdjustmentsForOtherFinancialAssets
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for other tax assets + References No definition available. + Details
Name: | itub_AdjustmentsForOtherTaxAssets
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for securities purchased under agreements to resell + References No definition available. + Details
Name: | itub_AdjustmentsForSecuritiesPurchasedUnderAgreementsToResell
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments for Update/charge expense provision for Civil, labor, fiscal and legal obligations + References No definition available. + Details
Name: | itub_AdjustmentsForUpdateChargeExpenseProvisionForCivilLaborFiscalAndLegalObligations
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments income tax and social contribution paid classified as operating activities. + References No definition available. + Details
Name: | itub_AdjustmentsIncomeTaxAndSocialContributionPaidClassifiedAsOperatingActivities
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Adjustments profit (loss) + References No definition available. + Details
Name: | itub_AdjustmentsProfitLoss
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Dividends and interest on capital declared and not yet paid + References No definition available. + Details
Name: | itub_DividendsAndInterestOnCapitalDeclaredAndNotYetPaid
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Dividends and interest paid to equity holders of parent, classified as financing activities + References No definition available. + Details
Name: | itub_DividendsAndInterestPaidToEquityHoldersOfParentClassifiedAsFinancingActivities
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Dividends and interest paid to non-controlling interests, classified as financing activities + References No definition available. + Details
Name: | itub_DividendsAndInterestPaidToNoncontrollingInterestsClassifiedAsFinancingActivities
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Interbank deposits. + References No definition available. + Details
Name: | itub_InterbankDeposits
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Interest and dividends received, classified as investing activities + References No definition available. + Details
Name: | itub_InterestAndDividendsReceivedClassifiedAsInvestingActivities
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Interest revenue and foreign exchange income for financial assets measured at amortised cost. + References No definition available. + Details
Name: | itub_InterestRevenueAndForeignExchangeIncomeForFinancialAssetsMeasuredAtAmortisedCost
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Interest revenue and foreign exchange income for financial assets measured at fair value through other comprehensive income. + References No definition available. + Details
Name: | itub_InterestRevenueAndForeignExchangeIncomeForFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Non Cash Transactions [abstract] + References No definition available. + Details
Name: | itub_NonCashTransactionsAbstract
Namespace Prefix: | itub_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Payments for purchase of treasury shares financing activities. + References No definition available. + Details
Name: | itub_PaymentsForPurchaseOfTreasurySharesFinancingActivities
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Purchase of financial assets at amortised cost + References No definition available. + Details
Name: | itub_PurchaseOfFinancialAssetsAtAmortisedCost
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Purchase of financial assets at fair value through other comprehensive income. + References No definition available. + Details
Name: | itub_PurchaseOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Securities purchased under agreements to resell2. + References No definition available. + Details
Name: | itub_SecuritiesPurchasedUnderAgreementsToResell2
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant