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v3.22.1

Risk and Capital Management - Summary of Assessing Minimum Capital Requirements (Detail) - BRL (R$) R$ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | R$ 1,153,841 | R$ 1,042,207
Credit risk [member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 1,044,344 | 921,934
Credit risk [member] | Credit Risk Excluding Counterparty Credit Risk [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 922,824 | 778,153
Credit risk [member] | Counterparty Credit Risk [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 42,898 | 45,674
Credit risk [member] | Counterparty Credit Risk [Member] | Credit Risk Excluding Counterparty Credit Risk [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 27,616 | 27,119
Credit risk [member] | Counterparty Credit Risk [Member] | Other Counterparty Credit Risk [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 15,282 | 18,555
Credit risk [member] | Credit Valuation Adjustment [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 8,102 | 5,960
Credit risk [member] | Equity Investments In Funds Look Through Approach [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 5,001 | 4,897
Credit risk [member] | Equity Investments In Funds Mandate Based Approach [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 95 | 623
Credit risk [member] | Equity Investment In Funds Fall Back Approach [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 824 | 716
Credit risk [member] | Securitisation Exposures Standardised Approcah [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 2,195 | 1,506
Credit risk [member] | Amount Below The Thresholds For Deduction [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 62,405 | 84,405
Operational risk [member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 86,512 | 92,792
Market risk [member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 22,985 | 27,481
Market risk [member] | Standardised Approach [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | 28,731 | 34,351
Market risk [member] | Internal Model Approach [Member] |  |
Disclosure Of Regulatory Capital Resources [Line Items] |  |
Risk weighted assets | R$ 14,751 | R$ 22,362

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