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Sales - Sales of goods (Details) S/ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2022 USD ($) | Dec. 31, 2022 PEN (S/) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 PEN (S/) | Dec. 31, 2020 USD ($) | Dec. 31, 2020 PEN (S/)
Disclosure of Sales of goods [Line Items] |  |  |  |  |  |
Revenue from sale of copper | $ 367,278 |  | $ 340,522 |  | $ 181,311 |
Less: Royalty contributions (see Note 2(k)) | (17,733) |  | (12,974) |  | (11,749) |
Revenue from sale of goods | 801,199 |  | 863,470 |  | 637,619 |
Sociedad Minera Cerro Verde S.A.A. |  |  |  |  |  |
Disclosure of Sales of goods [Line Items] |  |  |  |  |  |
Revenue from sale of copper | 3,975,295 |  | 4,199,448 |  | 2,538,593 |
Less: Royalty contributions (see Note 2(k)) | (9,308) |  | (10,334) |  | (5,889) |
Revenue from sale of goods | 3,975,295 |  | 4,199,448 |  | 2,538,593 |
Sociedad Minera Cerro Verde S.A.A. | Copper concentrate [Member] |  |  |  |  |  |
Disclosure of Sales of goods [Line Items] |  |  |  |  |  |
Revenue from sale of copper | 3,120,448 | S/ 866,703 | 3,421,871 | S/ 794,205 | 2,088,167 | S/ 743,274
Sociedad Minera Cerro Verde S.A.A. | Copper cathode [Member] |  |  |  |  |  |
Disclosure of Sales of goods [Line Items] |  |  |  |  |  |
Revenue from sale of copper | 404,115 | S/ 101,368 | 394,256 | S/ 91,802 | 241,808 | S/ 83,870
Sociedad Minera Cerro Verde S.A.A. | Other primarily silver and molybdenum concentrate [Member] |  |  |  |  |  |
Disclosure of Sales of goods [Line Items] |  |  |  |  |  |
Revenue from sale of copper | $ 450,732 |  | $ 383,321 |  | $ 208,618 |

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