POST-EMPLOYMENT BENEFIT - Summary of Changes in Discount Rate (Detail) R$ in Thousands	Dec. 31, 2024 BRL (R$)
Health Insurance \| Actuarial assumption of discount rates [member]
Disclosure of sensitivity analysis for actuarial assumptions [line items]
Discount rate, increase	R$ (17,382)
Discount rate, decrease	18,988
Health Insurance \| Actuarial assumption of medical cost trend rates [member]
Disclosure of sensitivity analysis for actuarial assumptions [line items]
Discount rate, increase	(432)
Discount rate, decrease	520
Defined benefit [member] \| Actuarial assumption of discount rates [member]
Disclosure of sensitivity analysis for actuarial assumptions [line items]
Discount rate, increase	611,199
Discount rate, decrease	654,754
Defined benefit [member] \| Actuarial assumption of medical cost trend rates [member]
Disclosure of sensitivity analysis for actuarial assumptions [line items]
Discount rate, increase
Discount rate, decrease

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.

No definition available.

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- Definition

The increase (decrease) in a defined benefit obligation that would have been caused by a decrease in a significant actuarial assumption that was reasonably possible at the end of the reporting period. [Refer: Actuarial assumptions [domain]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 19
-IssueDate 2024-01-01
-Paragraph 145
-Subparagraph a
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-URIDate 2024-03-27

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- Definition

The increase (decrease) in a defined benefit obligation that would have been caused by an increase in a significant actuarial assumption that was reasonably possible at the end of the reporting period. [Refer: Actuarial assumptions [domain]]

+ References

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