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Earnings per share - Additional Information (Detail) shares in Millions	12 Months Ended
	Dec. 31, 2021 shares
Earnings per share [abstract]
Antidilutive securities excluded from the computation of earnings per share	6.7

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- Definition

Anitdilutive securities excluded from the computation of earnings per share.

+ References

No definition available.

+ Details

Name:	cpa_AnitdilutiveSecuritiesExcludedFromTheComputationOfEarningsPerShare
Namespace Prefix:	cpa_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

Name:	ifrs-full_EarningsPerShareAbstract
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration