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Transactions with associates companies | 12 Months Ended
--- | ---
Dec. 31, 2018
Hierarchy and fair value of financial instruments [Line Items] |
Transactions with associates companies [Text Block] |
| 30. | Transactions with associates companies
| (a) | The Group has carried out the following transactions with its associates in the years 2018, 2017 and 2016:
|  | 2018 |  |  | 2017 |  |  | 2016 |
|  | US$(000) |  |  | US$(000) |  |  | US$(000) |
Revenues from: |  |  |  |  |  |  |  |  |  |  |  |
Royalties |  |  | 20,385 |  |  |  | 20,739 |  |  |  | 24,339 |
Revenues from sale of: |  |  |  |  |  |  |  |  |  |  |  |
Energy |  |  | 3,002 |  |  |  | 2,137 |  |  |  | 1,679 |
Mineral |  |  | 1,321 |  |  |  | 1,414 |  |  |  | 1,271 |
Mining concessions, property, plant and equipment |  |  | 30 |  |  |  | 336 |  |  |  | - |
Supplies |  |  | 27 |  |  |  | 4 |  |  |  | 1 |
Purchase of: |  |  |  |  |  |  |  |  |  |  |  |
Supplies |  |  | 44 |  |  |  | 27 |  |  |  | 21 |
Services rendered to: |  |  |  |  |  |  |  |  |  |  |  |
Services of energy transmission |  |  | 393 |  |  |  | 559 |  |  |  | - |
Engineering services |  |  | 348 |  |  |  | 1,119 |  |  |  | 1,001 |
Operation and maintenance services |  |  | 290 |  |  |  | 593 |  |  |  | 1,247 |
Administrative and Management services |  |  | 214 |  |  |  | 149 |  |  |  | 200 |
Constructions services |  |  | - |  |  |  | 1,332 |  |  |  | 1,152 |
Dividends received and collected from: |  |  |  |  |  |  |  |  |  |  |  |
Sociedad Minera Cerro Verde S.A.A. |  |  | 39,169 |  |  |  | - |  |  |  | - |
Compañía Minera Coimolache S.A. |  |  | 7,623 |  |  |  | 9,823 |  |  |  | 11,390 |
Minera Yanacocha S.R.L. |  |  | - |  |  |  | - |  |  |  | 130,950 |
Loans collected to: |  |  |  |  |  |  |  |  |  |  |  |
Sociedad Minera Cerro Verde S.A.A. |  |  | - |  |  |  | 124,800 |  |  |  | - |
Interest income: |  |  |  |  |  |  |  |  |  |  |  |
Transportadora Callao S.A. |  |  | 92 |  |  |  | - |  |  |  | - |
Sociedad Minera Cerro Verde S.A.A. |  |  | - |  |  |  | 1,685 |  |  |  | 4,161 |
Compañía Minera Coimolache S.A. |  |  | - |  |  |  | - |  |  |  | 3 |
Dividends paid to non-controlling shareholders: |  |  |  |  |  |  |  |  |  |  |  |
Newmont Peru Limited - Sucursal del Perú |  |  | 5,560 |  |  |  | 6,036 |  |  |  | 7,400 |
| (b) | As a result of the transactions indicated in the paragraph (a), the Group had the following accounts receivable and payable from/to associates:
|  | 2018 |  |  | 2017 |
|  | US$(000) |  |  | US$(000) |
Trade and other receivables |  |  |  |  |  |  |  |
Minera Yanacocha S.R.L. |  |  | 6,791 |  |  |  | 6,740 |
Compañía Minera Coimolache S.A. |  |  | 386 |  |  |  | 592 |
Sociedad Minera Cerro Verde S.A.A. |  |  | - |  |  |  | 16 |
|  |  | 7,177 |  |  |  | 7,348 |
Other receivables |  |  |  |  |  |  |  |
Transportadora Callao S.A. (e) |  |  | 2,471 |  |  |  | - |
Compañía Minera Coimolache S.A. |  |  | 1,234 |  |  |  | 732 |
|  |  | 3,705 |  |  |  | 732 |
|  |  | 10,882 |  |  |  | 8,080 |
Trade and other payables |  |  |  |  |  |  |  |
Compañía Minera Coimolache S.A. |  |  | 36 |  |  |  | 15 |
Other payables |  |  |  |  |  |  |  |
Compañía Minera Coimolache S.A. |  |  | - |  |  |  | 42 |
Other |  |  | 20 |  |  |  | 20 |
|  |  | 20 |  |  |  | 62 |
|  |  | 56 |  |  |  | 77 |
| (c) | S.M.R.L. Chaupiloma Dos de Cajamarca -
In accordance with mining lease, amended and effective on January 1, 1994, Minera Yanacocha S.R.L. pays the Group a 3% royalty based on quarterly production sold at current market prices, after deducting refinery and transportation costs. The royalty agreement expires in 2032.
| (d) | Key officers -
As of December 31, 2018 and 2017, loans to employees, directors and key personnel amounts to US$19,000 and US$47,000, respectively, are paid monthly and earn interest at market rates. There are no loans to the Group’s directors and key personnel guaranteed with Buenaventura or any of its Subsidiaries’ shares. The Group’s key executives’ compensation (including the related income taxes assumed by the Group) for the years 2018 and 2017 are presented below:
|  | 2018 |  |  | 2017 |
|  | US$(000) |  |  | US$(000) |
Accounts payable: |  |  |  |  |  |  |  |
Directors’ remuneration |  |  | 2,192 |  |  |  | 1,641 |
Salaries |  |  | 1,057 |  |  |  | 1,257 |
Directors’ compensations |  |  | 2,628 |  |  |  | 1,200 |
Provision for bonus to officers |  |  | 6,345 |  |  |  | 1,899 |
Total |  |  | 12,222 |  |  |  | 5,997 |
Disbursements: |  |  |  |  |  |  |  |
Salaries |  |  | 12,908 |  |  |  | 10,530 |
| (e) | The account receivable from Consorcio Transportadora Callao corresponds to the disbursements made between 2011 and 2013 by the subsidiary El Brocal in order to participate in the joint venture, whose objective was the construction of a fixed conveyor belt of minerals and deposits in the Port of Callao. This account receivable generates interest at an annual rate of 6.25 percent plus Libor at 3 months and it is estimated that it will be collected from the year 2023.
Minera Yanacocha SRL and subsidiary [Member] |
Hierarchy and fair value of financial instruments [Line Items] |
Transactions with associates companies [Text Block] |
| 22. | Transactions with related parties
| (a) | The main transactions carried out by the Company with its related parties in the years 2018, 2017, and 2016 were:
|  | 2018 |  |  | 2017 |  |  | 2016 |
|  | US$(000) |  |  | US$(000) |  |  | US$(000) |
Royalties paid: |  |  |  |  |  |  |  |  |  |  |  |
S.M.R.L. Chaupiloma Dos de Cajamarca, note 16 and 1(a) |  |  | 20,385 |  |  |  | 20,739 |  |  |  | 24,339 |
Services rendered by: |  |  |  |  |  |  |  |  |  |  |  |
Newmont Peru S.R.L. (management services) |  |  | 12,837 |  |  |  | 8,985 |  |  |  | 10,420 |
Newmont USA Limited |  |  | 5,381 |  |  |  | 5,607 |  |  |  | 6,438 |
Newmont International Services |  |  | 5,181 |  |  |  | 281 |  |  |  | 571 |
| (b) | As a result of the transactions indicated in the paragraph (a), the Company had the following accounts receivable and payable from and (or) to affiliates:
|  | 2018 |  |  | 2017 |
|  | US$(000) |  |  | US$(000) |
Balance receivable from related parties, note 6 |  |  |  |  |  |  |  |
NVL, USA Limited, Delaware |  |  | 321 |  |  |  | 79 |
Newmont USA Limited |  |  | 207 |  |  |  | 1,523 |
Newmont International Services Limited |  |  | 194 |  |  |  | - |
Newmont Global Employment Limited |  |  | 22 |  |  |  | - |
Newmont Peru S.R.L. |  |  | 22 |  |  |  | 10 |
Suriname Gold Company LLC |  |  | 18 |  |  |  | 567 |
Newmont USA Limited – Carlin |  |  | 10 |  |  |  | - |
Others |  |  | - |  |  |  | 6 |
|  |  | 794 |  |  |  | 2,185 |
Balance payable for related parties, note 11 |  |  |  |  |  |  |  |
S.M.R Chaupiloma Dos de Cajamarca |  |  | 5,461 |  |  |  | 5,144 |
Newmont International Service Limited |  |  | 2,059 |  |  |  | 42 |
Newmont Peru S.R.L. |  |  | 1,460 |  |  |  | 1,263 |
Newmont USA Limited. |  |  | 1,067 |  |  |  | 2,548 |
Newmont Technologies Limited. |  |  | 634 |  |  |  | 960 |
Newmont US Carlin Limited |  |  | 163 |  |  |  | - |
Others |  |  | 2 |  |  |  | 5 |
|  |  | 10,846 |  |  |  | 9,962 |
The sales to and purchases from related parties are made on term equivalent to those that prevail in arm’s length transactions. All the balances above are of current maturity, have no specific guarantees and are not interest bearing.

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