Other assets (Details) - BRL (R$) R$ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Notes and other explanatory information [abstract] | ||
| Other amounts receivable from customers | R$ 3,908,984 | R$ 1,909,055 |
| Prepaid expenses | 1,760,933 | 1,204,673 |
| Contractual Guarantees from Former Controlling Shareholders | 496 | 496 |
| Actuarial asset (Note 21) | 387,886 | 341,013 |
| Other receivables (1) | 2,857,449 | 3,500,220 |
| Total | R$ 8,915,748 | R$ 6,955,457 |