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Transactions in foreign currency (Details Narrative) S/ in Thousands | 12 Months Ended
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Dec. 31, 2017 PEN (S/) Number | Dec. 31, 2016 PEN (S/) Number | Dec. 31, 2015 PEN (S/)
Transactions In Foreign Currency |  |  |
Exchange rate for purchases | 3.238 | 3.352 |
Exchange rate for sales | 3.245 | 3.360 |
(Loss) gain from exchange difference, net | S/ | S/ (2,226) | S/ (2,541) | S/ 12,194

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- References No definition available. + Details
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- Definition The exchange rate used by the entity for sales. Exchange rate is the ratio of exchange for two currencies. + References No definition available. + Details
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- Definition The amount of exchange differences recognised in profit or loss that arise from foreign currency transactions, excluding those arising on financial instruments measured at fair value through profit or loss in accordance with IFRS 9. [Refer: At fair value [member]; Financial instruments, class [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Section A Statement of cash flows for an entity other than a financial institution -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=sect_AStatementofcashflowsforanentityotherthanafinancialinstitution&doctype=Illustrative%20Examples -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 21 -IssueDate 2017-01-01 -Paragraph 52 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=21&date=2017-03-01&anchor=para_52_a&doctype=Standard -URIDate 2017-03-09 + Details
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