Advances to suppliers (Details) - BRL (R$) R$ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Advances to Suppliers [Line Items] | ||
| Current | R$ 104,050 | R$ 76,818 |
| Non-current | 3,179,413 | 2,788,262 |
| Total | ||
| Advances to Suppliers [Line Items] | ||
| Advances to Suppliers. | 3,283,463 | 2,865,080 |
| Forestry development program and partnerships | ||
| Advances to Suppliers [Line Items] | ||
| Advances to Suppliers. | 3,179,413 | 2,788,262 |
| Advance to suppliers - others | ||
| Advances to Suppliers [Line Items] | ||
| Advances to Suppliers. | R$ 104,050 | R$ 76,818 |