XML 238 R201.htm IDEA: XBRL DOCUMENT
v3.22.1

Segment Information - Summary of Operating Segments (Detail) - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disclosure of operating segments [line items] |  |  |
Operating revenues | R$ 126,374 | R$ 100,199 | R$ 117,079
Interest margin | 75,209 | 50,053 | 69,350
Commissions and Banking Fees | 42,324 | 38,557 | 39,032
Revenues from banking services and bank charges | 42,324 |  |
Income related to insurance and private pension operations before claim and selling expenses | 5,354 | 4,488 | 4,553
Other revenues | 3,487 | 7,101 | 4,144
Cost of Credit | (12,779) | (24,626) | (17,272)
Claims | (1,600) | (1,354) | (1,295)
Operating margin | 111,995 | 74,219 | 98,512
Other operating income (expenses) | (69,764) | (68,989) | (67,269)
Non-interest expenses | (62,549) | (64,207) | (61,012)
Tax expenses for ISS, PIS and COFINS and Other | (8,379) | (6,181) | (7,572)
Share of profit or (loss) in associates and joint ventures | 1,164 | 1,399 | 1,315
Income before income tax and social contribution | 42,231 | 5,230 | 31,243
Income tax and social contribution | (13,847) | 9,834 | (3,430)
Non-controlling interest in subsidiaries | (1,624) | 3,832 | (700)
Net income | 26,760 | 18,896 | 27,113
Total assets | 2,069,206 | 2,019,251 | 1,637,481
Total liabilities | 1,904,730 | 1,864,726 | 1,488,016
Investments in associates and joint ventures | 6,121 | 15,570 | 15,097
Fixed assets, net | 6,963 | 6,937 | 7,166
Goodwill and Intangible assets, net | 21,110 | 17,330 | 19,719
Retail Banking [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Operating revenues | 75,443 | 72,680 | 79,227
Interest margin | 43,042 | 41,818 | 46,764
Commissions and Banking Fees |  | 23,918 | 25,411
Revenues from banking services and bank charges | 25,169 |  |
Income related to insurance and private pension operations before claim and selling expenses | 7,232 | 6,944 | 7,052
Other revenues | 0 | 0 | 0
Cost of Credit | (18,278) | (21,247) | (16,072)
Claims | (1,591) | (1,345) | (1,206)
Operating margin | 55,574 | 50,088 | 61,949
Other operating income (expenses) | (40,116) | (40,221) | (41,430)
Non-interest expenses | (35,031) | (35,310) | (36,346)
Tax expenses for ISS, PIS and COFINS and Other | (5,085) | (4,911) | (5,084)
Share of profit or (loss) in associates and joint ventures | 0 | 0 |
Income before income tax and social contribution | 15,458 | 9,867 | 20,519
Income tax and social contribution | (5,593) | (3,071) | (7,095)
Non-controlling interest in subsidiaries | (330) | (175) | (198)
Net income | 9,535 | 6,621 | 13,226
Total assets | 1,311,330 | 1,265,620 | 1,056,275
Total liabilities | 1,252,211 | 1,218,977 | 1,013,186
Investments in associates and joint ventures | 2,008 | 2,012 | 1,911
Fixed assets, net | 5,420 | 4,587 | 5,252
Goodwill and Intangible assets, net | 8,371 | 4,978 | 6,681
Wholesale Banking [member] |  |  |
Disclosure of operating segments [line items] |  |  |
Operating revenues | 38,228 | 32,187 | 30,650
Interest margin | 24,005 | 19,883 | 18,778
Commissions and Banking Fees |  | 11,911 | 11,306
Revenues from banking services and bank charges | 13,817 |  |
Income related to insurance and private pension operations before claim and selling expenses | 406 | 393 | 566
Other revenues | 0 | 0 | 0
Cost of Credit | (1,956) | (8,968) | (2,082)
Claims | (9) | (8) | (59)
Operating margin | 36,263 | 23,211 | 28,509
Other operating income (expenses) | (17,743) | (16,133) | (15,403)
Non-interest expenses | (15,699) | (14,592) | (13,940)
Tax expenses for ISS, PIS and COFINS and Other | (2,044) | (1,541) | (1,463)
Share of profit or (loss) in associates and joint ventures | 0 | 0 |
Income before income tax and social contribution | 18,520 | 7,078 | 13,106
Income tax and social contribution | (6,799) | (1,893) | (3,856)
Non-controlling interest in subsidiaries | (591) | 601 | (444)
Net income | 11,130 | 5,786 | 8,806
Total assets | 1,013,836 | 981,034 | 682,271
Total liabilities | 945,311 | 915,253 | 625,614
Investments in associates and joint ventures | 0 | 0 |
Fixed assets, net | 997 | 806 | 1,160
Goodwill and Intangible assets, net | 9,557 | 9,901 | 7,645
Market And Corporation [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Operating revenues | 11,930 | 9,918 | 9,913
Interest margin | 11,099 | 8,394 | 9,088
Commissions and Banking Fees |  | 1,401 | 590
Revenues from banking services and bank charges | 884 |  |
Income related to insurance and private pension operations before claim and selling expenses | (53) | 123 | 235
Other revenues | 0 | 0 | 0
Cost of Credit | 0 | 6 |
Claims | 0 | 0 |
Operating margin | 11,930 | 9,924 | 9,913
Other operating income (expenses) | (1,055) | (650) | (986)
Non-interest expenses | (478) | (287) | (365)
Tax expenses for ISS, PIS and COFINS and Other | (577) | (363) | (621)
Share of profit or (loss) in associates and joint ventures | 0 | 0 |
Income before income tax and social contribution | 10,875 | 9,274 | 8,927
Income tax and social contribution | (3,997) | (3,099) | (2,545)
Non-controlling interest in subsidiaries | (664) | (46) | (51)
Net income | 6,214 | 6,129 | 6,331
Total assets | 133,123 | 143,715 | 147,901
Total liabilities | 105,190 | 108,432 | 104,799
Investments in associates and joint ventures | 4,338 | 13,879 | 13,666
Fixed assets, net | 0 | 0 |
Goodwill and Intangible assets, net | 0 | 0 |
Ita Unibanco SA [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Operating revenues | 125,601 | 114,785 | 119,790
Interest margin | 78,146 | 70,095 | 74,630
Commissions and Banking Fees |  | 37,230 | 37,307
Revenues from banking services and bank charges | 39,870 |  |
Income related to insurance and private pension operations before claim and selling expenses | 7,585 | 7,460 | 7,853
Other revenues | 0 | 0 | 0
Cost of Credit | (20,234) | (30,209) | (18,154)
Claims | (1,600) | (1,353) | (1,265)
Operating margin | 103,767 | 83,223 | 100,371
Other operating income (expenses) | (58,914) | (57,004) | (57,819)
Non-interest expenses | (51,208) | (50,189) | (50,651)
Tax expenses for ISS, PIS and COFINS and Other | (7,706) | (6,815) | (7,168)
Share of profit or (loss) in associates and joint ventures | 0 | 0 |
Income before income tax and social contribution | 44,853 | 26,219 | 42,552
Income tax and social contribution | (16,389) | (8,063) | (13,496)
Non-controlling interest in subsidiaries | (1,585) | 380 | (693)
Net income | 26,879 | 18,536 | 28,363
Total assets | 2,166,019 | 2,112,586 | 1,738,713
Total liabilities | 2,010,442 | 1,964,880 | 1,595,865
Investments in associates and joint ventures | 6,346 | 15,891 | 15,577
Fixed assets, net | 6,417 | 5,393 | 6,412
Goodwill and Intangible assets, net | 17,928 | 14,879 | 14,326
Adjustments [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Operating revenues | 773 | (14,586) | (2,711)
Interest margin | (2,937) | (20,042) | (5,280)
Commissions and Banking Fees |  | 1,327 | 1,725
Revenues from banking services and bank charges | 2,454 |  |
Income related to insurance and private pension operations before claim and selling expenses | (2,231) | (2,972) | (3,300)
Other revenues | 3,487 | 7,101 | 4,144
Cost of Credit | 7,455 | 5,583 | 882
Claims | 0 | (1) | (30)
Operating margin | 8,228 | (9,004) | (1,859)
Other operating income (expenses) | (10,850) | (11,985) | (9,450)
Non-interest expenses | (11,341) | (14,018) | (10,361)
Tax expenses for ISS, PIS and COFINS and Other | (673) | 634 | (404)
Share of profit or (loss) in associates and joint ventures | 1,164 | 1,399 | 1,315
Income before income tax and social contribution | (2,622) | (20,989) | (11,309)
Income tax and social contribution | 2,542 | 17,897 | 10,066
Non-controlling interest in subsidiaries | (39) | 3,452 | (7)
Net income | (119) | 360 | (1,250)
Total assets | (96,813) | (93,335) | (101,232)
Total liabilities | (105,712) | (100,154) | (107,849)
Investments in associates and joint ventures | (225) | (321) | (480)
Fixed assets, net | 546 | 1,544 | 754
Goodwill and Intangible assets, net | R$ 3,182 | R$ 2,451 | R$ 5,393

X
- Definition The amount of a present economic resource controlled by the entity as a result of past events. Economic resource is a right that has the potential to produce economic benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2021-01-01 -Paragraph 93 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_a&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2021-01-01 -Paragraph 28 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_28_c&doctype=Standard -URIDate 2021-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2021-01-01 -Paragraph 93 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_b&doctype=Standard -URIDate 2021-03-24 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2021-01-01 -Paragraph 93 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_e&doctype=Standard -URIDate 2021-03-24 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_55&doctype=Standard -URIDate 2021-03-24 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2021-01-01 -Paragraph 23 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_Assets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of claims and benefits paid to policyholders, net of reinsurance recoveries. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2023-01-01 -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 85 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-b&anchor=para_85&doctype=Standard&book=b -URIDate 2021-03-24 + Details
Name: | ifrs-full_ClaimsAndBenefitsPaidNetOfReinsuranceRecoveries
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- 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
Name: | ifrs-full_DisclosureOfOperatingSegmentsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of income relating to fees and commissions. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 85 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_85&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_FeeAndCommissionIncome
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The aggregate amount included in the determination of profit (loss) for the period in respect of current tax and deferred tax. [Refer: Current tax expense (income); Deferred tax expense (income)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 26 -IssueDate 2021-01-01 -Paragraph 35 -Subparagraph b -Clause viii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=26&code=ifrs-tx-2021-en-r&anchor=para_35_b_viii&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2021-01-01 -Paragraph 23 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23_h&doctype=Standard -URIDate 2021-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 79 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_79&doctype=Standard -URIDate 2021-03-24 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 81 -Subparagraph c -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_c_i&doctype=Standard -URIDate 2021-03-24 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 82 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_82_d&doctype=Standard -URIDate 2021-03-24 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_c_ii&doctype=Standard -URIDate 2021-03-24 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2021-01-01 -Paragraph B13 -Subparagraph g -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B13_g&doctype=Appendix&subtype=B -URIDate 2021-03-24 + Details
Name: | ifrs-full_IncomeTaxExpenseContinuingOperations
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of intangible assets and goodwill held by the entity. [Refer: Goodwill; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_55&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_IntangibleAssetsAndGoodwill
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of a present obligation of the entity to transfer an economic resource as a result of past events. Economic resource is a right that has the potential to produce economic benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2021-01-01 -Paragraph 93 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_a&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2021-01-01 -Paragraph 93 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_b&doctype=Standard -URIDate 2021-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2021-01-01 -Paragraph 93 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_e&doctype=Standard -URIDate 2021-03-24 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2021-01-01 -Paragraph 28 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_28_d&doctype=Standard -URIDate 2021-03-24 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2021-01-01 -Paragraph 23 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23&doctype=Standard -URIDate 2021-03-24 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_55&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_Liabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of operating income that the entity does not separately disclose in the same statement or note. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 26 -IssueDate 2021-01-01 -Paragraph 35 -Subparagraph b -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=26&code=ifrs-tx-2021-en-r&anchor=para_35_b_iv&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 103 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_103&doctype=Standard -URIDate 2021-03-24 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 102 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_102&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_OtherIncome
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The profit (loss) from continuing and discontinued operations attributable to non-controlling interests. [Refer: Profit (loss); Non-controlling interests] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2021-01-01 -Paragraph 12 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_12_e&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 81B -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_81B_a_i&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_ProfitLossAttributableToNoncontrollingInterests
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The profit (loss) from continuing and discontinued operations attributable to owners of the parent. [Refer: Profit (loss)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 81B -Subparagraph a -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_81B_a_ii&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_ProfitLossAttributableToOwnersOfParent
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 73 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 54 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_a&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_PropertyPlantAndEquipment
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of revenue arising from the rendering of services. [Refer: Revenue] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_RevenueFromRenderingOfServices
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The entity's share of the profit (loss) of associates and joint ventures accounted for using the equity method. [Refer: Associates [member]; Investments accounted for using equity method; Joint ventures [member]; Profit (loss)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2021-01-01 -Paragraph 23 -Subparagraph g -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23_g&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2021-01-01 -Paragraph 28 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_28_e&doctype=Standard -URIDate 2021-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Note Effective on first application of IFRS 9 -Name IFRS -Number 4 -IssueDate 2021-01-01 -Paragraph 39M -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2021-en-b&anchor=para_39M_b&doctype=Standard -URIDate 2021-03-24 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 82 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_82_c&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of tax expense exclusive of income tax expense. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 85 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_85&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_TaxExpenseOtherThanIncomeTaxExpense
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Banking product net of losses on loans and claims. + References No definition available. + Details
Name: | itub_BankingProductNetOfLossesOnLoansAndClaims
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Income from banking product. + References No definition available. + Details
Name: | itub_IncomeFromBankingProduct
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Income related to insurance, private pension and capitalization operations before claim and selling expenses. + References No definition available. + Details
Name: | itub_IncomeRelatedToInsurancePrivatePensionAndCapitalizationOperationsBeforeClaimAndSellingExpenses
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Increase (decrease) in insurance liabilities, Cost of Credit. + References No definition available. + Details
Name: | itub_IncreaseDecreaseInInsuranceLiabilitiesCostOfCredit
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Investments in joint ventures and associates. + References No definition available. + Details
Name: | itub_InvestmentsInJointVenturesAndAssociates
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Miscellaneous other operating income expense. + References No definition available. + Details
Name: | itub_MiscellaneousOtherOperatingIncomeExpense
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Definition Non interest expense 1. + References No definition available. + Details
Name: | itub_NonInterestExpense1
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Profit (loss) before tax and social contribution. + References No definition available. + Details
Name: | itub_ProfitLossBeforeTaxAndSocialContribution
Namespace Prefix: | itub_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ifrs-full_SegmentsAxis=itub_RetailBankingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=itub_WholesaleBankingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=itub_MarketAndCorporationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=itub_ItaUnibancoSaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=itub_AdjustmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |