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Consolidated statements of other comprehensive income - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Statement of comprehensive income [Line Items] |  |  |
Net profit (loss) | $ 64,435 | $ (327,814) | $ (375,545)
Other comprehensive income to be reclassified to profit or loss in subsequent periods |  |  |
Net change in unrealized gain (loss) on cash flow hedges | (26,822) | (4,368) | (3,368)
Other items in associates | (427) | 279 | (546)
Income tax effect | 7,963 | (1,301) | 3,372
Other comprehensive profit (loss) | (19,286) | (5,390) | (542)
Total other comprehensive profit (loss) | 45,149 | (333,204) | (376,087)
Attributable to: |  |  |
Equity holders of the parent | 48,718 | (327,515) | (316,725)
Non-controlling interests | (3,569) | (5,689) | (59,362)
Total other comprehensive loss | $ 45,149 | $ (333,204) | $ (376,087)

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