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Related parties - Additional Information (Details) - Sociedad Minera Cerro Verde S.A.A.	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Disclosure Of Related Party Explanatory [Line Items]
Percentage of total revenues	0.27%	0.29%	0.25%
Freeport Minerals Corporation [Member]
Disclosure Of Related Party Explanatory [Line Items]
Minimum period to provide written notice for termination	24 months
Sumitomo Metal Mining Company, Ltd. [Member]
Disclosure Of Related Party Explanatory [Line Items]
Percentage of annual copper concentrate production committed to sell	21.00%
Minimum period to provide written notice for termination	24 months
Climax Molybdenum Marketing Corporation [Member]
Disclosure Of Related Party Explanatory [Line Items]
Proportion of sales commitment made by entity, related party transactions	100.00%
Minimum | Freeport Minerals Corporation [Member]
Disclosure Of Related Party Explanatory [Line Items]
Proportion of sales commitment made by entity, related party transactions	70.00%
Maximum | Freeport Minerals Corporation [Member]
Disclosure Of Related Party Explanatory [Line Items]
Proportion of sales commitment made by entity, related party transactions	80.00%

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Minimum period to provide written notice for termination by either of the parties of the related party agreement.

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The percentage of annual copper concentrate production committed to sell by the company, under the related party agreement.

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Percentage Of Revenue On Personnel Management.

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The proportion of sales commitment on annual production of copper concentrate made by the entity.

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