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Employee Benefits (Details Textual) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2016
Disclosure Of Employee Benefits [Line Items] |  |
Weighted average duration of short term employee benefit obligations | 12 |
Chile [Member] |  |
Disclosure Of Employee Benefits [Line Items] |  |
Actuarial assumption of discount rates | 5.96% | 5.52%
Argentina [Member] |  |
Disclosure Of Employee Benefits [Line Items] |  |
Actuarial assumption of discount rates | 24.55% | 31.88%

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- Definition The weighted average duration of a short term employee benefit obligation. + References No definition available. + Details
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- Definition The discount rate used as the significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit obligation, at present value; Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2017-01-01 -Paragraph 144 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=19&date=2017-03-01&anchor=para_144&doctype=Standard -URIDate 2017-03-09 + Details
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