Financial instruments and risk management (Details Narrative) - BRL (R$) R$ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| IfrsStatementLineItems [Line Items] | ||
| Percentage of share capital | 4.62% | |
| Banco [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Financial instrument measured at fair value | R$ 26.3 | R$ 523.0 |