Derivative financial instruments and hedging transactions (Details Narrative) R$ in Thousands, € in Millions, $ in Millions, ¥ in Billions |
Dec. 31, 2025
USD ($)
|
Dec. 31, 2025
BRL (R$)
|
Dec. 31, 2025
JPY (¥)
|
Dec. 31, 2025
EUR (€)
|
Dec. 31, 2024
BRL (R$)
|
Dec. 31, 2024
JPY (¥)
|
|---|---|---|---|---|---|---|
| IfrsStatementLineItems [Line Items] | ||||||
| Liability position | R$ 661,421 | |||||
| Derivative Transactions [Member] | ||||||
| IfrsStatementLineItems [Line Items] | ||||||
| Liability position | R$ 661,421 | R$ 67,440 | ||||
| Fair Value Hedge [Member] | ||||||
| IfrsStatementLineItems [Line Items] | ||||||
| Notional value | $ 761 | ¥ 36 | € 220 | ¥ 36 |