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Selling expenses (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure of Selling Expenses [Line Items] |  |  |
Transportation services | $ 13,778 | $ 14,138 | $ 12,242
Canons and tributes | 2,496 | 2,820 | 2,118
Shipping services and expenses | 2,272 | 2,252 | 2,519
Personnel expenses | 604 | 595 | 520
Laboratory analysis and tests | 401 | 379 | 352
Other | 671 | 643 | 782
Total | 20,222 | 20,827 | 18,533
Sociedad Minera Cerro Verde S.A.A. |  |  |
Disclosure of Selling Expenses [Line Items] |  |  |
Other | 2,595 | 2,442 | 1,485
Copper concentrate freight | 145,597 | 100,475 | 89,241
Commissions | 5,350 | 5,009 | 4,935
Cathode freight | 3,831 | 1,960 | 2,019
Total | $ 157,373 | $ 109,886 | $ 97,680

X
- Definition The amount of expenses incurred for canons and tributes. + References No definition available. + Details
Name: | bvn_CanonsAndTributes
Namespace Prefix: | bvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of expense relating to cathode freight. + References No definition available. + Details
Name: | bvn_CathodeFreight
Namespace Prefix: | bvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of expense relating to commissions. + References No definition available. + Details
Name: | bvn_Commissions
Namespace Prefix: | bvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of expense relating to concentrate freight. + References No definition available. + Details
Name: | bvn_ConcentrateFreight
Namespace Prefix: | bvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | bvn_DisclosureOfSellingExpensesLineItems
Namespace Prefix: | bvn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of selling expenses that the entity does not separately disclose in the same statement or note. + References No definition available. + Details
Name: | bvn_OtherSellingExpenses
Namespace Prefix: | bvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of personnel expense incurred for sales and marketing. + References No definition available. + Details
Name: | bvn_SalesAndMarketingWagesAndSalaries
Namespace Prefix: | bvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Selling expense relating to laboratory analysis and tests. + References No definition available. + Details
Name: | bvn_SellingExpenseLaboratoryAnalysisAndTests
Namespace Prefix: | bvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of expense incurred for shipping services. + References No definition available. + Details
Name: | bvn_ShippingServicesAndExpenses
Namespace Prefix: | bvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of expense from transportation services cost. + References No definition available. + Details
Name: | bvn_TransportationServicesCost
Namespace Prefix: | bvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of expense relating to the marketing and selling of goods or services. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 85 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_85&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_SalesAndMarketingExpense
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | ifrs-full_SignificantInvestmentsInAssociatesAxis=bvn_SociedadMineraCerroVerdeSaaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |