Financial investments (Details Narrative) - BRL (R$) R$ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| IfrsStatementLineItems [Line Items] | ||
| Financial investments, non current | R$ 769 | |
| Certificado De Deposito Interbancario [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Average yield, percentage | 99.60% | 101.00% |