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Cash and cash equivalents (Details Narrative) - BRL (R$) R$ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
IfrsStatementLineItems [Line Items] |  |
Cash equivalents | R$ 541,284 | R$ 1,035,573
U S D [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Cash equivalents | R$ 23,173 | R$ 24,447
Bank Certificates Of Deposit [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Percentage of average interest | 100.80% | 99.21%

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- Definition 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. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2023-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard -URIDate 2023-03-23 + Details
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