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Financial instruments - Risk classification of trade accounts receivable (Details) - BRL (R$) R$ in Thousands	Jun. 30, 2025	Dec. 31, 2024	Dec. 31, 2023
Disclosure of internal credit grades [line items]
Expected credit losses	R$ 97,165	R$ 97,934	R$ 95,053
Trade accounts receivable
Disclosure of internal credit grades [line items]
Expected credit losses	R$ 68,436	R$ 30,300	R$ 31,962

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- 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.

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- Definition

This element should be used to tag non-restated comparative information only. Allowance account for credit losses of financial assets at beginning of period. Allowance account for credit losses of financial assets at end of period

+ References

No definition available.

+ Details

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- Details

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