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v3.21.1

Prepaid Expenses - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Prepaid expenses [line items] |  |
Tax advance of VAT and withholdings taxes | $ 4,000 | $ 8,400
Advance payments of taxes | 1,600 | 1,300
Tax credits | 4,500 | $ 16,500
Loss on sale of tax refund titles included under other non operating expense | 10 |
COLOMBIA |  |
Prepaid expenses [line items] |  |
Return of credits of income in Tax refund titiles | $ 14,800 |

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- Definition Loss on sale of tax refund titles included under other non operating expense + References No definition available. + Details
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Namespace Prefix: | cpa_
Data Type: | xbrli:monetaryItemType
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Period Type: | duration

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- Definition Non-current income tax advance. + References No definition available. + Details
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Namespace Prefix: | cpa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Prepaid expenses. + References No definition available. + Details
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- Definition Return of credits of income in Tax refund titiles + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Tax advance of VAT and withholdings taxes. + References No definition available. + Details
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X
- Definition Tax credits. + References No definition available. + Details
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Namespace Prefix: | cpa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |