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DERIVATIVE FINANCIAL INSTRUMENTS DERIVATIVE FINANCIAL INSTRUMENTS (Exchange rate derivative contract) (Details) $ in Thousands, € in Millions, R$ in Millions, $ in Millions, $ in Billions	Dec. 31, 2017 USD ($)	Dec. 31, 2017 BRL (R$)	Dec. 31, 2017 EUR (€)	Dec. 31, 2017 COP ($)	Dec. 31, 2017 ARS ($)	Dec. 31, 2016 USD ($)
Disclosure of detailed information about financial instruments [line items]
Derivative financial assets, at fair value	$ (338,144)					$ (183,459)
Forward contract
Disclosure of detailed information about financial instruments [line items]
Derivative financial assets, at fair value	(3,999)					(286)
Long | Forward contract
Disclosure of detailed information about financial instruments [line items]
Notional amount		R$ 67.2	€ 39.0		$ 6,400
Long | Argentina, Pesos | Forward contract
Disclosure of detailed information about financial instruments [line items]
Derivative financial assets, at fair value	(6,534)					(316)
Long | Brazil, Brazil Real | Forward contract
Disclosure of detailed information about financial instruments [line items]
Derivative financial assets, at fair value	(1,514)					0
Long | Euro Member Countries, Euros | Forward contract
Disclosure of detailed information about financial instruments [line items]
Derivative financial assets, at fair value	(224)					0
Short | Forward contract
Disclosure of detailed information about financial instruments [line items]
Notional amount		R$ 61.1	€ 5.3	$ 65.7	$ 187
Short | Argentina, Pesos | Forward contract
Disclosure of detailed information about financial instruments [line items]
Derivative financial assets, at fair value	(533)					0
Short | Colombia, Pesos | Forward contract
Disclosure of detailed information about financial instruments [line items]
Derivative financial assets, at fair value	(17)					0
Short | Brazil, Brazil Real | Forward contract
Disclosure of detailed information about financial instruments [line items]
Derivative financial assets, at fair value	(247)					0
Short | Euro Member Countries, Euros | Forward contract
Disclosure of detailed information about financial instruments [line items]
Derivative financial assets, at fair value	$ 0					$ (30)

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- Definition

The fair value of financial assets. [Refer: At fair value [member]; Financial assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2017-01-01
-Paragraph 25
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_25&doctype=Standard
-URIDate 2017-03-09

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Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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