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v3.25.2

Leases liabilities (Details 4) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Disclosure of variable expenses of lease liabilities [Line Items] |  |
Expense relating to variable lease payments not included in measurement of lease liabilities | R$ 170 | R$ 1,471
Variable payments [Member] |  |
Disclosure of variable expenses of lease liabilities [Line Items] |  |
Expense relating to variable lease payments not included in measurement of lease liabilities | R$ 170 | R$ 1,471

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- Definition Disclosure of variable expenses of lease liabilities + References No definition available. + Details
Name: | ambi_DisclosureOfVariableExpensesOfLeaseLiabilitiesLineItems
Namespace Prefix: | ambi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The amount of the expense relating to variable lease payments not included in the measurement of lease liabilities. Variable lease payments are the portion of payments made by a lessee to a lessor for the right to use an underlying asset during the lease term that varies because of changes in facts or circumstances occurring after the commencement date, other than the passage of time. [Refer: Lease liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2024-01-01 -Paragraph 53 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2024-en-r&anchor=para_53_e&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_ExpenseRelatingToVariableLeasePaymentsNotIncludedInMeasurementOfLeaseLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusAxis=ambi_VariablePaymentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |