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Sales - Additional information (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure Of Net Sales [Line Items] |  |  |
Percentage of entity's revenue | 10.00% |  | 19.00%
Customer1 [Member] |  |  |
Disclosure Of Net Sales [Line Items] |  |  |
Percentage of entity's revenue | 28.00% | 32.00% | 37.00%
Customer2 [Member] |  |  |
Disclosure Of Net Sales [Line Items] |  |  |
Percentage of entity's revenue | 20.00% | 23.00% | 19.00%
Customer3 [Member] |  |  |
Disclosure Of Net Sales [Line Items] |  |  |
Percentage of entity's revenue | 19.00% | 22.00% | 17.00%
Customer4 [Member] |  |  |
Disclosure Of Net Sales [Line Items] |  |  |
Percentage of entity's revenue | 12.00% | 10.00% | 15.00%
Trade receivables [member] |  |  |
Disclosure Of Net Sales [Line Items] |  |  |
Percentage of entity's revenue | 79.00% | 71.00% |
Sociedad Minera Cerro Verde S.A.A. |  |  |
Disclosure Of Net Sales [Line Items] |  |  |
Percentage Of Sale Expenses On Operating Income | 1.00% |  |
Revenue from sale of goods, related party transactions | $ 4,000.0 | $ 3,800.0 | $ 4,000.0
Increase decrease in revenue from sale of copper through adjustments arising from change in provisional price | $ (53.6) | $ 78.2 | $ (88.6)
Percentage of sales to related party | 97.00% | 95.00% | 95.00%

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