XML 91 R76.htm IDEA: XBRL DOCUMENT v3.8.0.1

Significant accounting policies (Details Narrative) - shares	12 Months Ended
	Dec. 31, 2017	Jan. 31, 2017	Dec. 31, 2016	Oct. 31, 2015
Significant Accounting Policies Details Narrative
Intangible assets estimated useful lives	between one and ten years and are amortized using the straight-line method
Number of investment shares acquired	40,278,894	7,911,845	50,503,124	37,276,580

X

- Definition

It represents the number of investment shares acquired by the entity.

+ References

No definition available.

+ Details

Name:	cpac_NumberOfInvestmentSharesAcquired
Namespace Prefix:	cpac_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	cpac_SummaryOfSignificantAccountingPoliciesAbstract
Namespace Prefix:	cpac_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The useful lives or amortisation rates used for intangible assets other than goodwill. [Refer: Intangible assets other than goodwill]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 38
-IssueDate 2017-01-01
-Paragraph 118
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=38&date=2017-03-01&anchor=para_118_a&doctype=Standard
-URIDate 2017-03-09

+ Details

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