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v3.19.1

Transactions with associates companies (Details Textual) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Related parties [member] |  |
Disclosure Of Transactions with associates companies [Line Items] |  |
Amounts receivable, related party transactions | $ 19,000 | $ 47,000
Minera Yanacocha S.R.L. [Member] |  |
Disclosure Of Transactions with associates companies [Line Items] |  |
Royalty percentage | 3 |

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- Definition The amounts receivable resulting from related party transactions. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2018-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=24&date=2018-03-01&anchor=para_20&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2018-01-01 -Paragraph 18 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=24&date=2018-03-01&anchor=para_18_b&doctype=Standard -URIDate 2018-03-16 + Details
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