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FINANCIAL INSTRUMENTS (Details) - Schedule of financial instruments by currency - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018 | Jan. 01, 2018 | Dec. 31, 2017 | Dec. 31, 2016
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FINANCIAL INSTRUMENTS (Details) - Schedule of financial instruments by currency [Line Items] |  |  |  |  |
Cash and cash equivalents | $ 1,072,579 | $ 1,081,642 |  | $ 1,142,004 | $ 949,327
Other financial assets (current and non-current) | 546,411 | 442,684 |  |  |
Trade and other accounts receivable, current | 1,244,348 | 1,162,582 | $ 1,202,945 | 1,202,945 |
Accounts receivable, non-current | 4,725 | 5,381 |  |  |
Accounts receivable from related entities, current | 19,645 | 2,931 |  |  |
Total assets | 21,087,806 | 20,078,722 |  | $ 21,673,713 |
Argentina, Pesos |  |  |  |  |
FINANCIAL INSTRUMENTS (Details) - Schedule of financial instruments by currency [Line Items] |  |  |  |  |
Cash and cash equivalents | 16,579 | 17,786 |  |  |
Other financial assets (current and non-current) | 94 | 152 |  |  |
Trade and other accounts receivable, current | 47,079 | 82,893 |  |  |
Total assets | 63,752 | 100,831 |  |  |
Brazil, Brazil Real |  |  |  |  |
FINANCIAL INSTRUMENTS (Details) - Schedule of financial instruments by currency [Line Items] |  |  |  |  |
Cash and cash equivalents | 197,354 | 131,760 |  |  |
Other financial assets (current and non-current) | 417,477 | 327,110 |  |  |
Trade and other accounts receivable, current | 537,221 | 511,171 |  |  |
Accounts receivable, non-current | 3 | 3 |  |  |
Accounts receivable from related entities, current |  | 293 |  |  |
Total assets | 1,152,055 | 970,337 |  |  |
Chile, Pesos |  |  |  |  |
FINANCIAL INSTRUMENTS (Details) - Schedule of financial instruments by currency [Line Items] |  |  |  |  |
Cash and cash equivalents | 50,521 | 415,713 |  |  |
Other financial assets (current and non-current) | 26,073 | 25,972 |  |  |
Trade and other accounts receivable, current | 126,821 | 113,168 |  |  |
Accounts receivable, non-current | 4,722 | 5,378 |  |  |
Accounts receivable from related entities, current | 42 | 200 |  |  |
Total assets | 208,179 | 560,431 |  |  |
Colombia, Pesos |  |  |  |  |
FINANCIAL INSTRUMENTS (Details) - Schedule of financial instruments by currency [Line Items] |  |  |  |  |
Cash and cash equivalents | 48,191 | 10,843 |  |  |
Other financial assets (current and non-current) | 522 | 1,748 |  |  |
Trade and other accounts receivable, current | 2,288 | 7,259 |  |  |
Total assets | 51,001 | 19,850 |  |  |
Euro Member Countries, Euro |  |  |  |  |
FINANCIAL INSTRUMENTS (Details) - Schedule of financial instruments by currency [Line Items] |  |  |  |  |
Cash and cash equivalents | 21,927 | 20,339 |  |  |
Other financial assets (current and non-current) | 1,525 | 7,438 |  |  |
Trade and other accounts receivable, current | 32,711 | 49,044 |  |  |
Total assets | 56,163 | 76,821 |  |  |
United States of America, Dollars |  |  |  |  |
FINANCIAL INSTRUMENTS (Details) - Schedule of financial instruments by currency [Line Items] |  |  |  |  |
Cash and cash equivalents | 667,785 | 394,215 |  |  |
Other financial assets (current and non-current) | 97,988 | 78,121 |  |  |
Trade and other accounts receivable, current | 436,774 | 110,312 |  |  |
Accounts receivable from related entities, current | 19,603 | 2,438 |  |  |
Total assets | 1,222,150 | 585,086 |  |  |
Other Currency |  |  |  |  |
FINANCIAL INSTRUMENTS (Details) - Schedule of financial instruments by currency [Line Items] |  |  |  |  |
Cash and cash equivalents | 70,222 | 90,986 |  |  |
Other financial assets (current and non-current) | 2,732 | 2,143 |  |  |
Trade and other accounts receivable, current | $ 61,454 | $ 288,735 |  |  |

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