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v3.19.1

Costs applicable to sales (Tables) | 12 Months Ended
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Dec. 31, 2018
Minera Yanacocha SRL and subsidiary [Member] |
Disclosure Of Detailed Information About Cost Of Sales [Text block] [Text Block] | This caption is made up as follows:
|  | 2018 |  |  | 2017 |  |  | 2016 |
|  | US$(000) |  |  | US$(000) |  |  | US$(000) |
Beginning balance of finished goods and in-process |  |  | 345,489 |  |  |  | 446,503 |  |  |  | 544,325 |
Beginning balance of provision for net realizable value, note 8(b) |  |  | (62,540 | ) |  |  | (84,374 | ) |  |  | (90,298 | )
Consumption of supplies |  |  | 215,863 |  |  |  | 240,881 |  |  |  | 228,376 |
Personnel expenses |  |  | 82,645 |  |  |  | 99,702 |  |  |  | 87,258 |
Other services |  |  | 43,672 |  |  |  | 66,408 |  |  |  | 73,779 |
Maintenance |  |  | 22,585 |  |  |  | 24,033 |  |  |  | 36,213 |
Power |  |  | 24,203 |  |  |  | 23,565 |  |  |  | 27,270 |
Depreciation and amortization |  |  | 156,212 |  |  |  | 87,783 |  |  |  | 140,712 |
Workers' profit participation |  |  | 3,837 |  |  |  | 1,242 |  |  |  | 12,394 |
Reclamation expenses related to leach pads, note 12(b) |  |  | 16,284 |  |  |  | 124,124 |  |  |  | 78,494 |
Ending balance of provision for net realizable value, note 8(b) |  |  | 89,127 |  |  |  | 62,540 |  |  |  | 84,374 |
Ending balance of finished goods and in-process |  |  | (341,213 | ) |  |  | (345,489 | ) |  |  | (446,503 | )
|  |  | 596,164 |  |  |  | 746,918 |  |  |  | 776,394 |

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- Definition The disclosure of detailed information about cost of sales. + References No definition available. + Details
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- Details
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