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CASH, CASH EQUIVALENTS AND OTHER INVESTMENTS - NON CURRENT AND CURRENT | 12 Months Ended
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Dec. 31, 2018
Cash, cash equivalents and other investments [Abstract] |
CASH, CASH EQUIVALENTS AND OTHER INVESTMENTS - NON CURRENT AND CURRENT |
| As of December 31,
| 2018 |  | 2017
Investments in companies under cost method | 252 |  |  | 252 |
Investments in debt instruments | 6,943 |  |  | 3,128 |
Other investments, net – Non-current | 7,195 |  |  | 3,380 |
| As of December 31,
| 2018 |  | 2017
(i) Other investments |  |  |
Other deposits with maturity of more than three months | 44,529 |  |  | 132,736 |
Other investments - Current | 44,529 |  |  | 132,736 |
(ii) Cash and cash equivalents |  |  |
Cash and banks | 87,863 |  |  | 100,739 |
Restricted cash | 2,216 |  |  | 50 |
Short-term bank deposits | 140,456 |  |  | 229,239 |
Other deposits with maturity of less than three months | 20,006 |  |  | 7,751 |
Cash and cash equivalents | 250,541 |  |  | 337,779 |

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- Definition Disclosure of cash, cash equivalents and other investments [Text Block] + References No definition available. + Details
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