Collective bargaining agreements term.

No definition available.

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- Definition

Commitments and contingencies.

+ References

No definition available.

+ Details

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- Definition

Line of credit facility outstanding borrowings.

+ References

No definition available.

+ Details

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Namespace Prefix:	cpa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number of union organizations.

+ References

No definition available.

+ Details

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Namespace Prefix:	cpa_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of employees unionized.

+ References

No definition available.

+ Details

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Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of outstanding funds that the entity is obligated to repay.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
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-URIDate 2025-03-27

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount of capital commitments for which the entity has entered into a contract. [Refer: Capital commitments]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
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-URIDate 2025-03-27

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The number of personnel employed by the entity at a date.

+ References

+ Details

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Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

- Definition

The amount of undrawn borrowing facilities that may be available for future operating activities and to settle capital commitments. [Refer: Capital commitments]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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-URIDate 2025-03-27

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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- Details

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Commitments and contingencies - Additional Information (Detail) $ in Thousands	1 Months Ended			12 Months Ended
	Dec. 31, 2025 USD ($) organization employee	Sep. 30, 2022	Jan. 31, 2018	Dec. 31, 2025 USD ($) organization employee	Dec. 31, 2024 USD ($)
Commitments and contingencies [line items]
Percentage of employees unionized				31.90%
Number of company's employees \| employee	640			640
Loans and borrowings	$ 1,980,441			$ 1,980,441	$ 1,670,807
Credit Facilities
Commitments and contingencies [line items]
Undrawn borrowing facilities	160,000			160,000	175,000
Loans and borrowings	$ 0			$ 0
Labor unions
Commitments and contingencies [line items]
Percentage of employees unionized				65.90%
Number of company's employees \| employee	8,565			8,565
Number of union organizations \| organization	9			9
Labor unions \| PANAMA
Commitments and contingencies [line items]
Number of union organizations \| organization	5			5
Labor unions \| Colombia
Commitments and contingencies [line items]
Number of union organizations \| organization	4			4
Labor unions \| Colombia \| Bottom of range
Commitments and contingencies [line items]
Collective bargaining agreements terms				2 years
Labor unions \| Colombia \| Top of range
Commitments and contingencies [line items]
Collective bargaining agreements terms				3 years
Labor unions \| Colombia \| ACAV
Commitments and contingencies [line items]
Collective bargaining agreements terms			2 years
Labor unions \| Colombia \| SINTRATAC
Commitments and contingencies [line items]
Collective bargaining agreements terms	3 years	4 years
Lines of credit for working capital and letters of credit
Commitments and contingencies [line items]
Letters of credit	$ 27,000			$ 27,000	$ 20,600
Up to one year
Commitments and contingencies [line items]
Contractual capital commitments	200,000			200,000
2027
Commitments and contingencies [line items]
Contractual capital commitments	500,000			500,000
2028
Commitments and contingencies [line items]
Contractual capital commitments	900,000			900,000
2029
Commitments and contingencies [line items]
Contractual capital commitments	400,000			400,000
Thereafter
Commitments and contingencies [line items]
Contractual capital commitments	$ 2,700,000			$ 2,700,000