Pension plan obligations (Details 10) - BRL (R$) R$ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| IfrsStatementLineItems [Line Items] | ||
| Subtotal | R$ 192,956 | R$ 103,188 |
| Capitalized | (15,033) | (7,884) |
| Other | 14,437 | 10,653 |
| Pension plan obligations (Note 29) | 192,360 | 105,957 |
| G 1 Plan [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Subtotal | 39,109 | 6,252 |
| G 0 Plan [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Subtotal | 128,346 | 69,768 |
| Sabesprev Mais Plan [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Subtotal | 22,513 | 26,198 |
| V I V E S T Plan [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Subtotal | R$ 2,988 | R$ 970 |