XML 138 R123.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Commitments and contingencies (Details 1) - PEN (S/) S/ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Disclosure of contingent liabilities [line items] |  |  |
Year expense | S/ 437 | S/ 576 | S/ 456
Rioja [Member] |  |  |
Disclosure of contingent liabilities [line items] |  |  |
Resource |
Limestone
Resolution Number |  | OF.28-2002-MITINCI |
Year of approval |  | 2002 |
Program approved |  | EAMP |
Year expense | S/ 236 | S/ 409 | 255
Tembladera [Member] |  |  |
Disclosure of contingent liabilities [line items] |  |  |
Resource |
Limestone
Resolution Number |  | RD.019-97-EM/DGM |
Year of approval |  | 1997 |
Program approved |  | EAMP |
Year expense | S/ 201 | S/ 167 | S/ 201

X
- Definition Description of program approved. + References No definition available. + Details
Name: | cpac_ProgramApproved
Namespace Prefix: | cpac_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of resolution number. + References No definition available. + Details
Name: | cpac_ResolutionNumber
Namespace Prefix: | cpac_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of resource. + References No definition available. + Details
Name: | cpac_Resource
Namespace Prefix: | cpac_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition It represents value of year expense. + References No definition available. + Details
Name: | cpac_YearExpense
Namespace Prefix: | cpac_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Description of year of approval. + References No definition available. + Details
Name: | cpac_YearOfApproval
Namespace Prefix: | cpac_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | ifrs-full_DisclosureOfContingentLiabilitiesLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | cpac_ProjectUnitAxis=cpac_RiojaProjectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cpac_ProjectUnitAxis=cpac_TembladeraProjectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |