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Transactions with related companies - Transactions with related parties (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Related Party Transactions [Abstract]
Royalty Expense	$ 12,974	$ 11,749	$ 12,832
Minera Yanacocha SRL and subsidiary [Member] | S.M.R.L. Chaupiloma Dos de Cajamarca
Related Party Transactions [Abstract]
Royalty Expense	15,928	18,638	22,297
Minera Yanacocha SRL and subsidiary [Member] | Newmont USA Limited [Member]
Services rendered by [Abstract]
Expense arising from exploration for and evaluation of mineral resources	10,283	10,214	4,118
Minera Yanacocha SRL and subsidiary [Member] | Newmont International Services [Member]
Services rendered by [Abstract]
Expense arising from exploration for and evaluation of mineral resources	6,967	5,264	10,822
Minera Yanacocha SRL and subsidiary [Member] | Newmont Peru S.R.L [Member]
Services rendered by [Abstract]
Expense arising from exploration for and evaluation of mineral resources	$ 5,221	$ 9,017	$ 10,729

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- Definition

The amount of expense arising from the search for mineral resources, including minerals, oil, natural gas and similar non-regenerative resources after the entity has obtained legal rights to explore in a specific area, as well as the determination of the technical feasibility and commercial viability of extracting the mineral resource.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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The amount of expense arising from royalties.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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