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POST-EMPLOYMENT BENEFIT - Employer contributions (Details) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Defined Pension Benefits |  |
Defined benefit plan expected maturation of non-discounted benefits | R$ 24,356,023 |
BD Plan |  |
Defined Pension Benefits |  |
Contributions made by employer | 373,562 | R$ 414,421
CD Plan |  |
Defined Pension Benefits |  |
Contributions made by employer | 67,476 | R$ 62,479
Pension benefit plans |  |
Defined Pension Benefits |  |
Estimated contribution | R$ 91,921 |
Weighted average duration of defined benefit obligation | 8 years 2 months 8 days |
2025 |  |
Defined Pension Benefits |  |
Defined benefit plan expected maturation of non-discounted benefits | R$ 2,573,649 |
2026 |  |
Defined Pension Benefits |  |
Defined benefit plan expected maturation of non-discounted benefits | 2,343,853 |
2027 |  |
Defined Pension Benefits |  |
Defined benefit plan expected maturation of non-discounted benefits | 2,134,283 |
2028 |  |
Defined Pension Benefits |  |
Defined benefit plan expected maturation of non-discounted benefits | 1,939,440 |
2028 onwards |  |
Defined Pension Benefits |  |
Defined benefit plan expected maturation of non-discounted benefits | R$ 15,364,798 |

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- Definition The amount of employer contributions to retirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 26 -IssueDate 2023-01-01 -Paragraph 35 -Subparagraph b -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=26&code=ifrs-tx-2023-en-r&anchor=para_35_b_i&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The estimate of the expected contributions to be made to a defined benefit plan for the next annual reporting period. [Refer: Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 147 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_147_b&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 148 -Subparagraph d -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_148_d_iii&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The weighted average duration of a defined benefit obligation. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 147 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_147_c&doctype=Standard -URIDate 2023-03-23 + Details
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