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Provisions, contingent liabilities and other liabilities - Provision for remediation and mine closure (Details) - Sociedads Minera Cerro Verde S.A.A. - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Provisions
Beginning balance	$ 231,451
Final balance	219,366	$ 231,451
Provision for remediation and mine closures [Member]
Provisions
Beginning balance	222,910	237,543
Accretion expense	4,566	3,715
Changes in estimates, (see Note 7)	(17,812)	(18,271)
Progressive mine closure payments in hydrometallurgy process	0	(87)
Exchange rate effect	(4)	10
Final balance	$ 209,660	$ 222,910

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- Definition

The decrease in other provisions resulting from payments.

+ References

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- Definition

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- Definition

Amount of exchange rate effect of other provisions.

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- Definition

The increase in other provisions through adjustments arising from the passage of time. [Refer: Other provisions]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 37
-IssueDate 2022-03-24
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- Definition

The increase (decrease) in other provisions resulting from transfers and changes that the entity does not separately disclose in the same statement or note. [Refer: Other provisions]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-IssueDate 2022-03-24
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- Definition

The amount of non-current provisions other than provisions for employee benefits. [Refer: Non-current provisions]

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