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v3.19.1

Basis for preparation, consolidation and accounting policies (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | --- | --- | ---
Loans and receivables - |  |  |  |
Trade receivables (without provisional prices) | $ 61,188 |  |  |
Trade receivables (with provisional prices) | 144,844 | $ 61,188 |  |
Other accounts receivables | 105,607 | 145,043 |  |
Financial assets at fair value through profit and loss - |  |  |  |
Embedded derivatives | 7,424 |  |  |
Trade receivables | 146,701 | 213,456 |  |
Other Receivables | 105,607 | 145,043 |  |
Loans and borrowings - |  |  |  |
Bank loans | 95,000 | 96,215 | $ 55,000 | $ 285,302
Financial obligations | 46,166 | 83,991 |  |
Trade and other payables | 220,042 | 100,860 |  |
Financial liability at fair value through profit and loss - |  |  |  |
Contingent consideration liability | 15,755 | 17,570 | $ 19,343 | $ 16,994
Fair value with changes in profit (loss) - |  |  |  |
Hedge derivative financial instruments | 2,759 | 28,705 |  |
Minera Yanacocha SRL and subsidiary [Member] |  |  |  |
Loans and receivables - |  |  |  |
Financial assets, at fair value | 23,000 | 16,454 |  |
Financial assets at fair value through profit and loss - |  |  |  |
Embedded derivatives | 15 | 346 |  |
Trade receivables | 1,032 | 9,965 |  |
Other Receivables | 25,557 | 24,055 |  |
Loans and borrowings - |  |  |  |
Financial obligations | 82,600 | 80,489 |  |
Trade and other payables | 81,215 | 63,300 |  |
Financial assets at fair value through profit or loss, category [member] |  |  |  |
Loans and receivables - |  |  |  |
Trade receivables (without provisional prices) | 0 |  |  |
Trade receivables (with provisional prices) | 152,268 |  |  |
Other accounts receivables | 0 |  |  |
Financial assets at fair value through profit and loss - |  |  |  |
Embedded derivatives | 0 |  |  |
Loans and borrowings - |  |  |  |
Bank loans | 0 |  |  |
Financial obligations | 0 |  |  |
Trade and other payables | 0 |  |  |
Financial liability at fair value through profit and loss - |  |  |  |
Contingent consideration liability | 17,570 |  |  |
Fair value with changes in profit (loss) - |  |  |  |
Hedge derivative financial instruments | 0 |  |  |
Financial assets at fair value through profit or loss, category [member] | Minera Yanacocha SRL and subsidiary [Member] |  |  |  |
Loans and receivables - |  |  |  |
Financial assets, at fair value | 23,000 | 16,454 |  |
Financial assets at fair value through profit and loss - |  |  |  |
Embedded derivatives | 15 | 346 |  |
Trade receivables | 0 | 0 |  |
Other Receivables | 0 | 0 |  |
Loans and borrowings - |  |  |  |
Trade and other payables | 0 | 0 |  |
Financial assets at amortised cost, category [member] |  |  |  |
Loans and receivables - |  |  |  |
Trade receivables (without provisional prices) | 61,188 |  |  |
Trade receivables (with provisional prices) | 0 |  |  |
Other accounts receivables | 51,808 |  |  |
Financial assets at fair value through profit and loss - |  |  |  |
Embedded derivatives | 0 |  |  |
Loans and borrowings - |  |  |  |
Bank loans | 96,215 |  |  |
Financial obligations | 633,083 |  |  |
Trade and other payables | 220,042 |  |  |
Financial liability at fair value through profit and loss - |  |  |  |
Contingent consideration liability | 0 |  |  |
Fair value with changes in profit (loss) - |  |  |  |
Hedge derivative financial instruments | 0 |  |  |
Financial assets at amortised cost, category [member] | Minera Yanacocha SRL and subsidiary [Member] |  |  |  |
Loans and receivables - |  |  |  |
Financial assets, at fair value | 0 | 0 |  |
Financial assets at fair value through profit and loss - |  |  |  |
Embedded derivatives | 0 | 0 |  |
Trade receivables | 1,032 | 9,965 |  |
Other Receivables | 25,557 | 24,055 |  |
Loans and borrowings - |  |  |  |
Trade and other payables | 81,215 | $ 63,300 |  |
Fair value through other profit or loss [Member] |  |  |  |
Loans and receivables - |  |  |  |
Trade receivables (without provisional prices) | 0 |  |  |
Trade receivables (with provisional prices) | 0 |  |  |
Other accounts receivables | 0 |  |  |
Financial assets at fair value through profit and loss - |  |  |  |
Embedded derivatives | 0 |  |  |
Loans and borrowings - |  |  |  |
Bank loans | 0 |  |  |
Financial obligations | 0 |  |  |
Trade and other payables | 0 |  |  |
Financial liability at fair value through profit and loss - |  |  |  |
Contingent consideration liability | 0 |  |  |
Fair value with changes in profit (loss) - |  |  |  |
Hedge derivative financial instruments | $ 28,705 |  |  |

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