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EQUITY (Details 5) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Other comprehensive income [RollForward] |  |  |
Beginning balance | $ 4,185,304 | $ 2,937,548 | $ 4,503,695
Deferred tax |  | (807) |
Tax effect on deferred tax by change legal tax rate (Tax reform)(*) | 1,770 | 34,695 | 21,103
End balance | 4,267,236 | 4,185,304 | 2,937,548
Currency Translation Reserve [Member] |  |  |
Other comprehensive income [RollForward] |  |  |
Beginning balance | (2,086,555) | (2,576,041) | (1,193,871)
Derivatives valuation gains (losses) |  |  |
Deferred tax |  |  |
Actuarial reserves by employee benefit plans |  |  |
Deferred tax actuarial IAS by employee benefit plans |  |  |
Difference by subsidiaries conversion | (45,036) | 489,486 | (1,382,170)
End balance | (2,131,591) | (2,086,555) | (2,576,041)
Cash Flow Hedging Reserve [Member] |  |  |
Other comprehensive income [RollForward] |  |  |
Beginning balance | 1,506 | (90,510) | (151,340)
Derivatives valuation gains (losses) | 18,436 | 126,360 | 82,730
Deferred tax | (1,802) | (34,344) | (21,900)
Actuarial reserves by employee benefit plans |  |  |
Deferred tax actuarial IAS by employee benefit plans |  |  |
Difference by subsidiaries conversion |  |  |
End balance | 18,140 | 1,506 | (90,510)
Actuarial Gains Or Losses On Defined Benefit Plans Reserve [Member] |  |  |
Other comprehensive income [RollForward] |  |  |
Beginning balance | (12,900) | (10,717) |
Derivatives valuation gains (losses) |  |  |
Deferred tax |  |  |
Actuarial reserves by employee benefit plans | 2,758 | (3,104) | (14,627)
Deferred tax actuarial IAS by employee benefit plans | (784) | 921 | 3,910
Difference by subsidiaries conversion |  |  |
End balance | (10,926) | (12,900) | (10,717)
Other Comprehensive Income [Member] |  |  |
Other comprehensive income [RollForward] |  |  |
Beginning balance | (2,097,949) | (2,677,268) | (1,345,211)
Derivatives valuation gains (losses) | 18,436 | 126,360 | 82,730
Deferred tax | (1,802) | (34,344) | (21,900)
Actuarial reserves by employee benefit plans | 2,758 | (3,104) | (14,627)
Deferred tax actuarial IAS by employee benefit plans | (784) | 921 | 3,910
Difference by subsidiaries conversion | (45,036) | 489,486 | (1,382,170)
End balance | $ (2,124,377) | $ (2,097,949) | $ (2,677,268)

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- Definition The amount of residual interest in the assets of the entity after deducting all its liabilities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 1 -IssueDate 2017-01-01 -Paragraph 24 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=1&date=2017-03-01&anchor=para_24_a&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 1 -IssueDate 2017-01-01 -Paragraph 32 -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=1&date=2017-03-01&anchor=para_32_a_i&doctype=Standard -URIDate 2017-03-09 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2017-01-01 -Paragraph 93 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=13&date=2017-03-01&anchor=para_93_a&doctype=Standard -URIDate 2017-03-09 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2017-01-01 -Paragraph 93 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=13&date=2017-03-01&anchor=para_93_b&doctype=Standard -URIDate 2017-03-09 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2017-01-01 -Paragraph 93 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=13&date=2017-03-01&anchor=para_93_e&doctype=Standard -URIDate 2017-03-09 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -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 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 78 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_78_e&doctype=Standard -URIDate 2017-03-09 + Details
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