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Operating expenses, net (Tables) | 12 Months Ended
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Dec. 31, 2020
Minera Yanacocha SRL and subsidiary [Member] |
Disclosure of Operating Expenses [line items] |
Schedule of detailed information about operating expenses,net | This caption is made up as follows:
|  | 2020 |  | 2019 |  | 2018
|  | US$(000) |  | US$(000) |  | US$(000)
Exploration and advanced projects |  | 19,279 |  | 33,669 |  | 62,643
Severance program |  | 4,454 |  | 2,210 |  | 8,678
Social responsibility commitments |  | 6,730 |  | 250 |  | —
Write-off of fixed assets |  | 460 |  | 1,204 |  | —
Cost of sales from the sale of fixed assets |  | 30 |  | 2,092 |  | 5,445
Tax fine |  | 11 |  | 2,019 |  | 3,954
Revenue from sale of fixed assets |  | (40) |  | (8,088) |  | (4,821)
Others, net |  | 3,398 |  | 2,631 |  | 256
|  | 34,322 |  | 35,987 |  | 76,155

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