Deferred taxes and contributions (Details 1) - BRL (R$) R$ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|---|
| IfrsStatementLineItems [Line Items] | |||
| Deferred income tax assets | R$ 2,068,224 | R$ 1,723,253 | R$ 1,411,788 |
| Deferred income tax liabilities | (5,198,132) | (4,385,144) | (1,313,712) |
| Deferred tax assets (liabilities), net | (3,129,908) | (2,661,891) | R$ 98,076 |
| Realized Within 12 Months [Member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Deferred income tax assets | 470,419 | 530,104 | |
| Deferred income tax liabilities | (35,317) | (25,563) | |
| Realized After 1 Year [Member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Deferred income tax assets | 1,597,805 | 1,193,149 | |
| Deferred income tax liabilities | R$ (5,162,815) | R$ (4,359,581) |