Derivative financial instruments (Details 7) - BRL (R$) R$ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Effective Portion Accumulated [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Bancary Deposit Receipt - CDB | R$ (367,808) | R$ 511,175 |
| Cash Flow Hedge Total | (367,808) | 511,175 |
| Portion Ineffective [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Bancary Deposit Receipt - CDB | ||
| Cash Flow Hedge Total |