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Trade and other payables (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2007
--- | --- | --- | ---
Trade payables |  |  |  |
Trade payables |  | $ 194,757 | $ 234,117 |
Other payables |  |  |  |
Other payables |  | 62 | 3 |
Other current payables |  | 39,261 | 55,305 |
Trade and other current payables |  | 233,355 | 273,440 |
Classification by maturity: |  |  |  |
Trade and other current payables |  | 233,355 | 273,440 |
Trade and other non-current payables |  | 663 | 15,982 |
Classification by nature: |  |  |  |
Trade and other payables |  | (87,839) | (130,772) |
Minera Yanacocha SRL and subsidiary [Member] |  |  |  |
Trade payables |  |  |  |
Accounts payable |  | 53,070 | 44,634 | $ 43,108
Other payables |  |  |  |
Other current payables |  | 30,750 | 12,788 |
Trade and other current payables |  | 83,820 | 66,474 |
Classification by maturity: |  |  |  |
Trade and other current payables |  | 83,820 | 66,474 |
Sociedad Minera Cerro Verde S.A.A. [Member] |  |  |  |
Trade payables |  |  |  |
Accounts payable |  | 194,958 | 168,357 |
Other payables |  |  |  |
Other current payables |  | 40,182 | 3,619 |
Classification by nature: |  |  |  |
Current payables for purchase of non-current assets |  | 33,700 | 12,700 |
Domestic suppliers [Member] |  |  |  |
Trade payables |  |  |  |
Trade payables |  | 194,742 | 232,745 |
Domestic suppliers [Member] | Minera Yanacocha SRL and subsidiary [Member] |  |  |  |
Trade payables |  |  |  |
Accounts payable |  | 43,108 | 44,634 |
Related entities [Member] |  |  |  |
Trade payables |  |  |  |
Trade payables | [1] | 15 | 1,372 |
Other payables |  |  |  |
Other payables | [1] | 62 | 3 |
Related entities [Member] | Minera Yanacocha SRL and subsidiary [Member] |  |  |  |
Trade payables |  |  |  |
Accounts payable | [2] | 9,962 | 9,052 |
Taxes payable [Member] |  |  |  |
Other payables |  |  |  |
Other payables |  | 9,405 | 16,708 |
Taxes payable [Member] | Minera Yanacocha SRL and subsidiary [Member] |  |  |  |
Other payables |  |  |  |
Other current payables |  | 2,605 | 3,174 |
Non-controlling interests [member] |  |  |  |
Other payables |  |  |  |
Other payables |  | 0 | 15,661 |
Remuneration and similar benefits payable [Member] |  |  |  |
Other payables |  |  |  |
Other payables |  | 11,585 | 9,796 |
Remuneration and similar benefits payable [Member] | Minera Yanacocha SRL and subsidiary [Member] |  |  |  |
Other payables |  |  |  |
Other current payables |  | 27,419 | 8,516 |
Royalties payable to the Peruvian State [Member] |  |  |  |
Other payables |  |  |  |
Other payables |  | 4,571 | 3,670 |
Royalties payable to the Peruvian State [Member] | Minera Yanacocha SRL and subsidiary [Member] |  |  |  |
Other payables |  |  |  |
Other current payables |  | 726 | 1,098 |
Dividends payable [Member] |  |  |  |
Other payables |  |  |  |
Other payables |  | 730 | 1,018 |
Other liability [Member] |  |  |  |
Other payables |  |  |  |
Other payables |  | 5,756 | 4,196 |
Financial payables [Member] |  |  |  |
Classification by nature: |  |  |  |
Trade and other payables |  | 220,042 | 269,044 |
Non financial payables [Member] |  |  |  |
Classification by nature: |  |  |  |
Trade and other payables |  | $ 13,976 | $ 20,378 |
[1] | Trade payables arise mainly from the acquisition of material, supplies and spare parts and services provided by third parties. These obligations have current maturities, accrue no interest and are not secured.
[2] | Trade payables arise mainly from the acquisition of materials, supplies and spare parts and services provided by third parties. These obligations, have current maturities, accrue no interest, are not secured and are mostly denominated in U.S. dollars.

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