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v3.22.1

Cash and Cash Equivalents (Details) | 12 Months Ended
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Dec. 31, 2021
Cash and Cash Equivalents [Abstract] |
Description of short term deposit | The short-term deposits held in domestic banks were freely available and earned interest at the respective short-term market rates and original maturity less than three months.

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- Definition Description of short term deposit. + References No definition available. + Details
Name: | cpac_DescriptionOfShortTermDeposit
Namespace Prefix: | cpac_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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