Financial income (Details) - BRL (R$) R$ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Notes and other explanatory information [abstract] | |||
| Financial income | R$ 1,629,877 | R$ 861,759 | R$ 1,239,753 |
| Interest on investments | 805,271 | 417,366 | 479,968 |
| Interest received from customers | 52,091 | 39,914 | 29,467 |
| Swap interest (ii) | 286,489 | 244,865 | 483,785 |
| Interest income on lease receivable | 28,955 | 28,428 | 28,041 |
| Inflation adjustment (i) | 370,691 | 108,823 | 175,686 |
| Other derivatives (iii) | 19,587 | 39,173 | |
| Other revenue | R$ 86,380 | R$ 2,776 | R$ 3,633 |