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SIGNIFICANT ACCOUNTING POLICIES - Receivables and payables valued at amortized cost (Details)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Disclosure of Detailed Information About Significant Accounting Policies [line items]
Discounted rates of long-term receivables	10.89%
USD
Disclosure of Detailed Information About Significant Accounting Policies [line items]
Discounted rates of long-term receivables		8.32%	13.00%
USD | Minimum
Disclosure of Detailed Information About Significant Accounting Policies [line items]
Discounted rates of long-term receivables	29.00%
USD | Maximum
Disclosure of Detailed Information About Significant Accounting Policies [line items]
Discounted rates of long-term receivables	40.00%
Guaranies
Disclosure of Detailed Information About Significant Accounting Policies [line items]
Discount rates of receivables	11.85%	9.80%
Discount rates for loans	8.20%	8.32%

X

- Definition

The discount rate applied to cash flow projections for a cash-generating unit (group of units). [Refer: Cash-generating units [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Represents the percent of discount rates for loans.

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- Definition

Represents the percent of discount rates of receivables.

+ References

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