XML 99 R80.htm IDEA: XBRL DOCUMENT
v3.25.2

Business Combination - Impairment tests (Details) R$ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 BRL (R$) tranche | Dec. 31, 2023 BRL (R$)
Disclosure of detailed information about business combination [abstract] |  |
Projection period | 5 years |
Recoverable amount of asset or cash-generating unit | R$ | R$ 3,222,425 | R$ 2,683,399
Number of hypotheses alteration reasonably possible foreseen | tranche | 2 |

X
- Definition Represents the number of hypotheses alteration reasonably possible foreseen. + References No definition available. + Details
Name: | ambi_NumberOfHypothesesAlterationReasonablyPossibleForeseen
Namespace Prefix: | ambi_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the projection period for the entire CGU. + References No definition available. + Details
Name: | ambi_ProjectionPeriod
Namespace Prefix: | ambi_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | ifrs-full_DisclosureOfBusinessCombinationsAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The higher of an asset’s (or cash-generating unit’s) fair value less costs of disposal and its value in use. [Refer: Total for all cash-generating units [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2024-01-01 -Paragraph 130 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2024-en-r&anchor=para_130_e&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_RecoverableAmountOfAssetOrCashgeneratingUnit
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant