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OTHER FINANCIAL LIABILITIES (Details 4) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
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Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |  |
Current liabilities | $ 12,200 | $ 24,881
Non-current liabilities | 2,617 | 6,679
Total hedge derivatives | 14,817 | 31,560
Interest Rate Swap [Member] |  |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |  |
Current liabilities | 1,189 | 2,148
Non-current liabilities |  |
Total hedge derivatives | 1,189 | 2,148
Interest Rate Derivative Contracts [Member] |  |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |  |
Current liabilities | 8,919 | 9,578
Non-current liabilities | 2,617 | 6,679
Total hedge derivatives | 11,536 | 16,257
Foreign Forward Instrument [Member] |  |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |  |
Current liabilities | 2,092 | 13,155
Non-current liabilities |  |
Total hedge derivatives | $ 2,092 | $ 13,155

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- Definition The amount of current derivative financial liabilities. [Refer: Derivative financial liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The amount of financial liabilities classified as derivative instruments. [Refer: Financial assets; Derivatives [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The amount of non-current derivative financial liabilities. [Refer: Derivative financial liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard -URIDate 2017-03-09 + Details
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