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Contingencies, commitments and restrictions on the distribution of profits - Brazilian Concession Agreement (Details) $ in Thousands, R$ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 USD ($) | Dec. 31, 2012 | Dec. 31, 2025 USD ($) | Dec. 31, 2025 BRL (R$)
Contingencies, commitments and restrictions on the distribution of profits |  |  |  |
Compensation for concession | $ 62,677 |  |  |
Brasilia Concession Agreement |  |  |  |
Contingencies, commitments and restrictions on the distribution of profits |  |  |  |
Initial term of concession agreement |  | 25 years |  |
Concession agreement extension period |  | 5 years |  |
Additional mandatory investments |  |  | $ 3,100 |
Current amount of Phase II performance bonds |  |  | $ 51,600 | R$ 283.7

X
- Definition The amount of additional mandatory investments expected to be incurred for next five years under concession agreement. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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X
- Definition Represents an extension period of concession agreement. + References No definition available. + Details
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Namespace Prefix: | caap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Current amount of Phase II performance bonds provided by the entity. + References No definition available. + Details
Name: | caap_CurrentAmountOfPhaseIiPerformanceBonds
Namespace Prefix: | caap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of income due to concession compensation. + References No definition available. + Details
Name: | caap_IncomeDueToConcessionCompensation
Namespace Prefix: | caap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Represents the number of airports. + References No definition available. + Details
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Namespace Prefix: | caap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | caap_ScheduleOfCommitmentLineItems
Namespace Prefix: | caap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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X
- Details
Name: | caap_ConcessionAgreementAxis=caap_BrasiliaConcessionAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |