Events after the reporting period (Details) - USD ($) $ in Thousands |
Mar. 23, 2026 |
Mar. 03, 2026 |
Feb. 26, 2026 |
Feb. 13, 2026 |
Jan. 05, 2026 |
|---|---|---|---|---|---|
| Disclosure of non-adjusting events after reporting period [line items] | |||||
| Dividends proposed or declared before financial statements | $ 272,990 | ||||
| El Brocal | |||||
| Disclosure of non-adjusting events after reporting period [line items] | |||||
| Dividends proposed or declared before financial statements | $ 55,460 | ||||
| Dividend transactions | Sociedad Minera Cerro Verde S.A.A. | |||||
| Disclosure of non-adjusting events after reporting period [line items] | |||||
| Dividends proposed or declared before financial statements | $ 300,000 | $ 500,000 | |||
| Receivables due from associates | $ 58,700 | $ 97,900 | |||
| Dividend transactions | Compania Minera Coimolache S.A. | |||||
| Disclosure of non-adjusting events after reporting period [line items] | |||||
| Dividends proposed or declared before financial statements | $ 28,200 | ||||
| Receivables due from associates | $ 11,300 |