Financial - risk management objectives and policies (Tables)
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12 Months Ended |
Dec. 31, 2025 |
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| Disclosure of financial risk management objectives and policies [Line Items] |
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| Schedule of foreign-currency exchange rates risk |
A table showing the effect on results of a reasonable change in foreign-currency exchange rates is presented below, with all other variables kept constant: | | | | | | | Exchange-rate | | Effect on profit (loss) | | | increase/decrease | | before income tax | | | | | US$(000) | 2025 | | | | | Exchange rate | | 10 | % | 52,338 | Exchange rate | | (10) | % | (52,338) | | | | | | 2024 | | | | | Exchange rate | | 10 | % | 47,488 | Exchange rate | | (10) | % | (47,488) | | | | | | 2023 | | | | | Exchange rate | | 10 | % | 66,003 | Exchange rate | | (10) | % | (66,003) |
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| Schedule of financial liabilities by remaining maturity |
An analysis of the Group’s financial liabilities classified according to their maturity presented below, based on undiscounted contractual payments: | | | | | | | | | | | | | Less than | | Between 1 | | Between 2 | | More than 5 | | | | | 1 year | | and 2 years | | and 5 years | | years | | Total | | | US$(000) | | US$(000) | | US$(000) | | US$(000) | | US$(000) | | | | | | | | | | | | As of December 31, 2025 - | | | | | | | | | | | Trade and other payables | | 457,832 | | — | | — | | — | | 457,832 | Financial obligation – capital | | 6,750 | | 59,625 | | — | | 650,000 | | 716,375 | Financial obligation – interest | | 47,401 | | 45,673 | | 132,600 | | 66,300 | | 291,974 | Lease – capital | | 1,201 | | 978 | | 3,411 | | 1,822 | | 7,412 | Lease – interest | | 496 | | 409 | | 730 | | 155 | | 1,790 | Contingent consideration liability | | 4,634 | | 5,249 | | 18,030 | | 61,822 | | 89,735 | | | | | | | | | | | | | | 518,314 | | 111,934 | | 154,771 | | 780,099 | | 1,565,118 | | | | | | | | | | | | As of December 31, 2024 - | | | | | | | | | | | Trade and other payables | | 358,789 | | — | | — | | — | | 358,789 | Financial obligation – capital | | 8,437 | | 556,750 | | 57,938 | | — | | 623,125 | Financial obligation – interest | | 34,619 | | 33,366 | | 726 | | — | | 68,711 | Lease – capital | | 1,819 | | 1,196 | | 2,551 | | 1,907 | | 7,473 | Lease – interest | | 564 | | 555 | | 974 | | 265 | | 2,358 | Contingent consideration liability | | — | | 9,768 | | 5,412 | | 42,752 | | 57,932 | | | | | | | | | | | | | | 404,228 | | 601,635 | | 67,601 | | 44,924 | | 1,118,388 |
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| Sociedad Minera Cerro Verde S.A.A. |
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| Disclosure of financial risk management objectives and policies [Line Items] |
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| Schedule of foreign-currency exchange rates risk |
| | | | | Effect on profit | | | before income tax | | | US$(000) | | | | December 31, 2025 | | | 10% increase in future copper prices | | 111,450 | 10% decrease in future copper prices | | (111,450) |
| | | December 31, 2024 | | | 10% increase in future copper prices | | 73,173 | 10% decrease in future copper prices | | (73,173) |
| | | December 31, 2023 | | | 10% increase in future copper prices | | 91,734 | 10% decrease in future copper prices | | (91,734) |
| | | | | | | Exchange-rate | | Effect on profit (loss) | | | Increase (decrease) | | before income tax | | | | | US$(000) | | | | | | December 31, 2025 | | | | | Exchange rate | | 5 | % | (43,136) | Exchange rate | | (5) | % | 43,136 | | | | | | December 31, 2024 | | | | | Exchange rate | | 5 | % | (29,694) | Exchange rate | | (5) | % | 29,694 | | | | | | December 31, 2023 | | | | | Exchange rate | | 5 | % | (28,316) | Exchange rate | | (5) | % | 28,316 |
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| Schedule of financial liabilities by remaining maturity |
The following tables show the expected aging of maturity of the Company’s obligations, excluding taxes, accruals and benefits to employees, as of December 31, 2025 and 2024: | | | | | | | | | | | | | | | | | | | | | | | | | | | | On demand | | Less than 3 months | | 3 to 12 months | | 1 to 5 years | | More than 5 years | | Total | | | US$(000) | | US$(000) | | US$(000) | | US$(000) | | US$(000) | | US$(000) | As of December 31, 2025 | | | | | | | | | | | | | Trade accounts payable (See Note 8) | | — | | 311,333 | | 2,731 | | — | | — | | 314,064 | Accounts payable - related parties (See Note 4) | | — | | 1,731 | | 1,148 | | — | | — | | 2,879 | Lease liabilities (See Note 10) | | — | | 3,306 | | 21,824 | | 81,467 | | 5,741 | | 112,338 | Other account payable (See Note 9) | | — | | 14,369 | | 18,515 | | — | | — | | 32,884 | | | | | | | | | | | | | | Total | | — | | 330,739 | | 44,218 | | 81,467 | | 5,741 | | 462,165 | | | | | | | | | | | | | | As of December 31, 2024 | | | | | | | | | | | | | Trade accounts payable (See Note 8) | | — | | 281,495 | | 2,312 | | — | | — | | 283,807 | Accounts payable - related parties (See Note 4) | | — | | 4,167 | | 1,456 | | — | | — | | 5,623 | Lease liabilities (See Note 10) | | — | | 1,569 | | 7,878 | | 41,176 | | — | | 50,623 | Other account payable (See Note 9) | | — | | 20,937 | | 4,477 | | — | | — | | 25,414 | | | | | | | | | | | | | | Total | | — | | 308,168 | | 16,123 | | 41,176 | | — | | 365,467 |
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