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Financial - risk management objectives and policies - Changes in copper price (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure Of Financial risk management [Line Items] |  |  |
10% increase in future copper prices | $ 66,003 | $ 58,032 | $ 56,122
10% decrease in future copper prices | 66,003 | 58,032 | 56,122
Sociedad Minera Cerro Verde S.A.A. |  |  |
Disclosure Of Financial risk management [Line Items] |  |  |
10% increase in future copper prices | 91,734 | 123,181 | 140,420
10% decrease in future copper prices | $ 91,734 | $ (123,181) | $ (140,420)

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