Related party balances and transactions (Details 4 Text) - BSEC	12 Months Ended
Dec. 31, 2025
Interest Rate CDI [Member]
Disclosure of transactions between related parties [line items]
Interest rate percentage	100.00%
Interest rate per year [Member]
Disclosure of transactions between related parties [line items]
Interest rate percentage	2.50%

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

No definition available.

Name:	ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration