XML 90 R75.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Significant accounting policies (Details) | 12 Months Ended
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Dec. 31, 2017
Administrative facilities [Member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives | Between 35 and 48
Main production structures [Member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives | Between 30 and 49
Minor production structures [Member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives | Between 20 and 35
Mills and horizontal furnaces [Member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives | Between 42 and 49
Vertical furnaces, crushers and grinders [Member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives | Between 23 and 36
Electricity facilities and other minors [Member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives | Between 12 and 35
Furniture and fixtures [member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives | 10
Heavy units [Member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives | Between 11 and 21
Light units [Member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives | Between 8 and 11
Computer equipment [Member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives | 4
Tools [Member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives | Between 5 and 10

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The useful lives or depreciation rates used for property, plant and equipment. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2017-01-01 -Paragraph 73 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2017-03-01&anchor=para_73_c&doctype=Standard -URIDate 2017-03-09 + Details
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- Details
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Namespace Prefix: |
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Balance Type: |
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
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- Details
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Namespace Prefix: |
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- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=cpac_ElectricityFacilitiesAndOtherMinorsMember
Namespace Prefix: |
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
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- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=cpac_HeavyUnitsMember
Namespace Prefix: |
Data Type: | na
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- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=cpac_LightUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
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- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=ifrs-full_ComputerEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
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- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=cpac_ToolsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
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