Trade accounts payable (Details) - BRL (R$) R$ in Thousands |
Mar. 31, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Trade accounts payable [Line Items] | ||
| Trade accounts payable | R$ 4,981,256 | R$ 5,141,386 |
| Total trade accounts payable | ||
| Trade accounts payable [Line Items] | ||
| Trade accounts payable | 4,981,256 | 5,141,386 |
| Foreign countries [member] | Third party | ||
| Trade accounts payable [Line Items] | ||
| Trade accounts payable | 810,849 | 1,075,590 |
| Country of domicile [member] | Third party | ||
| Trade accounts payable [Line Items] | ||
| Trade accounts payable | 4,168,644 | 4,065,115 |
| Trade and Other Current Payables to Trade Suppliers, Amounts Subject to Factoring | 347,271 | 438,830 |
| Country of domicile [member] | Related party | ||
| Trade accounts payable [Line Items] | ||
| Trade accounts payable | R$ 1,763 | R$ 681 |