Intangible assets (Details 3) - BRL (R$) R$ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| IfrsStatementLineItems [Line Items] | ||
| Current liabilities | R$ 469,687 | R$ 452,323 |
| Sao Lourenco [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Current liabilities | 469,687 | 452,323 |
| Noncurrent liabilities | 2,856,008 | 2,853,896 |
| Total liabilities | R$ 3,325,695 | R$ 3,306,219 |