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EARNINGS / (LOSS) PER SHARE (Tables) | 12 Months Ended
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Dec. 31, 2018
Earnings Loss Per Share |
Schedule of earning per share |
|  | For the year ended |
|  | December 31, |
Basic earnings / (loss) per share |  | 2018 |  |  | 2017 |  |  | 2016 |
Earnings / (loss) attributable to owners of the parent (ThUS$) |  |  | 181,935 |  |  |  | 155,304 |  |  |  | 69,220 |
Weighted average number of shares, basic |  |  | 606,407,693 |  |  |  | 606,407,693 |  |  |  | 546,559,599 |
Basic earnings / (loss) per share (US$) |  |  | 0.30002 |  |  |  | 0.25610 |  |  |  | 0.12665 |
|  | For the year ended |
|  | December 31, |
Diluted earnings / (loss) per share |  | 2018 |  |  | 2017 |  |  | 2016 |
Earnings / (loss) attributable to owners of the parent (ThUS$) |  |  | 181,935 |  |  |  | 155,304 |  |  |  | 69,220 |
Weighted average number of shares, basic |  |  | 606,407,693 |  |  |  | 606,407,693 |  |  |  | 546,559,599 |
Weighted average number of shares, diluted |  |  | 606,407,693 |  |  |  | 606,407,693 |  |  |  | 546,559,599 |
Diluted earnings / (loss) per share (US$) |  |  | 0.30002 |  |  |  | 0.25610 |  |  |  | 0.12665 |

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