Cash and cash equivalents (Details Narrative) - BRL (R$) R$ in Thousands	Dec. 31, 2025	Dec. 31, 2024
IfrsStatementLineItems [Line Items]
Cash equivalents	R$ 1,109,911	R$ 904,937
U S D [Member]
IfrsStatementLineItems [Line Items]
Cash equivalents	R$ 23,422	R$ 21,610
Bank Certificates Of Deposit [Member]
IfrsStatementLineItems [Line Items]
Percentage of average interest	101.20%	99.10%

The amount of short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 7
-IssueDate 2024-01-01
-Paragraph 45
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard
-URIDate 2024-03-27

Name:	ifrs-full_CashEquivalents
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant