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Consolidated statements of other comprehensive income - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Statement of comprehensive income [Line Items] |  |  |
Net profit (loss) | $ (150,339) | $ (28,459) | $ (11,654)
Other comprehensive income (loss) to be reclassified to profit or loss in subsequent periods |  |  |
Net change in unrealized gain (loss) on cash flow hedges, note 32 | (18,439) | (2,759) | 31,464
Income tax effect,note 28(a) | 5,440 | 813 | (9,916)
Unrealized gain on investments | 264 | (291) | 1,053
Other comprehensive profit (loss) | (12,735) | (2,237) | 22,601
Total other comprehensive profit (loss), net of income tax | (163,074) | (30,696) | 10,947
Attributable to: |  |  |
Equity holders of the parent | (143,933) | (12,816) | (260)
Non-controlling interests | (19,141) | (17,880) | 11,207
Other comprehensive profit (loss): | (163,074) | (30,696) | 10,947
Minera Yanacocha SRL and subsidiary [Member] |  |  |
Statement of comprehensive income [Line Items] |  |  |
Net profit (loss) | (165,449) | (95,257) | (81,517)
Other comprehensive income (loss) to be reclassified to profit or loss in subsequent periods |  |  |
Fair value of financial instruments | 123 | 1,246 | (91)
Other comprehensive profit (loss) | 123 | 1,246 | (91)
Total other comprehensive profit (loss), net of income tax | (165,326) | (94,011) | (81,608)
Attributable to: |  |  |
Other comprehensive profit (loss): | (165,326) | (94,011) | (81,608)
Sociedads Minera Cerro Verde Saa [Member] |  |  |
Statement of comprehensive income [Line Items] |  |  |
Net profit (loss) | $ 274,544 | $ 390,377 | $ 119,710

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