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v3.25.1

Insurance contracts and private pension (Details 3) - Private Pension [Member] - BRL (R$) R$ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Liability Remaining Coverage [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Opening Balance - 01/01 | R$ 265,128 | R$ 227,952
Income from Insurance Contracts and Private Pension | (89,794) | (84,584)
Financial Income from Insurance Contracts and Private Pension | 22,753 | 29,186
Premiums Received, Claims and Other Expenses Paid | 101,575 | 92,574
Closing Balance | 299,662 | 265,128
Loss Component Of The Liability For Remaining Coverage [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Opening Balance - 01/01 | 595 | 184
Income from Insurance Contracts and Private Pension | 137 | 148
Financial Income from Insurance Contracts and Private Pension | (16) | 263
Premiums Received, Claims and Other Expenses Paid |  |
Closing Balance | 716 | 595
Liability For Incurred Claims [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Opening Balance - 01/01 | 98 | 86
Income from Insurance Contracts and Private Pension | 87,919 | 82,827
Financial Income from Insurance Contracts and Private Pension | (1) | 6
Premiums Received, Claims and Other Expenses Paid | (87,924) | (82,821)
Closing Balance | 92 | 98
Total [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Opening Balance - 01/01 | 265,821 | 228,222
Income from Insurance Contracts and Private Pension | (1,738) | (1,609)
Financial Income from Insurance Contracts and Private Pension | 22,736 | 29,455
Premiums Received, Claims and Other Expenses Paid | 13,651 | 9,753
Closing Balance | R$ 300,470 | R$ 265,821

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