Loans and financing (Details 3) - BRL (R$) R$ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Debentures [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Borrowings | R$ 2,062,508 | R$ 1,976,088 |
| BNDES [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Borrowings | 330,551 | 386,743 |
| BNB [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Borrowings | R$ 400,926 | R$ 586,525 |