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Sales - geographic region (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure of Sales of goods [Line Items] |  |  |
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 goods before deducting royalty expense | 3,975,295 | 4,199,448 | 2,538,593
Sociedad Minera Cerro Verde S.A.A. | Asia [Member] |  |  |
Disclosure of Sales of goods [Line Items] |  |  |
Revenue from sale of goods before deducting royalty expense | 3,229,797 | 3,223,191 | 2,096,084
Sociedad Minera Cerro Verde S.A.A. | North America [Member] |  |  |
Disclosure of Sales of goods [Line Items] |  |  |
Revenue from sale of goods before deducting royalty expense | 386,768 | 429,330 | 120,865
Sociedad Minera Cerro Verde S.A.A. | Europe [Member] |  |  |
Disclosure of Sales of goods [Line Items] |  |  |
Revenue from sale of goods before deducting royalty expense | 192,859 | 314,425 | 207,954
Sociedad Minera Cerro Verde S.A.A. | South America primarily Peru [Member] |  |  |
Disclosure of Sales of goods [Line Items] |  |  |
Revenue from sale of goods before deducting royalty expense | 165,871 | 232,502 | 106,489
Sociedad Minera Cerro Verde S.A.A. | Central America |  |  |
Disclosure of Sales of goods [Line Items] |  |  |
Revenue from sale of goods before deducting royalty expense | $ 0 | $ 0 | $ 7,201

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