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Tax situation - Summary of assessments (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses $ 320,924  
Tax Assessments, penalties and interest expenses 476,386  
Amount of tax debt 797,310  
Year 2003 - 2005 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 8,684  
Tax Assessments, penalties and interest expenses 39,366  
Amount of tax debt 48,050  
Year 2006 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 10,840  
Tax Assessments, penalties and interest expenses 51,955  
Amount of tax debt 62,795  
Year 2007 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 11,579  
Tax Assessments, penalties and interest expenses 22,102  
Amount of tax debt 33,681  
Year 2008 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 16,906  
Tax Assessments, penalties and interest expenses 16,923  
Amount of tax debt 33,829  
Year 2009 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 56,000  
Tax Assessments, penalties and interest expenses 51,604  
Amount of tax debt 107,604  
Year 2010 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 53,566  
Tax Assessments, penalties and interest expenses 125,047  
Amount of tax debt 178,613  
Year 2011 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 40,802  
Tax Assessments, penalties and interest expenses 66,506  
Amount of tax debt 107,308  
Year 2012 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 869  
Tax Assessments, penalties and interest expenses 6,917  
Amount of tax debt 7,786  
Year 2013 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 48,402  
Tax Assessments, penalties and interest expenses 65,849  
Amount of tax debt 114,251  
Year 2014 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 5,434  
Tax Assessments, penalties and interest expenses 724  
Amount of tax debt 6,158  
Year 2015 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 2,986  
Tax Assessments, penalties and interest expenses 23,205  
Amount of tax debt 26,191  
Year 2016 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 60,041  
Tax Assessments, penalties and interest expenses 3,268  
Amount of tax debt 63,309  
Year 2017 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses 4,815  
Tax Assessments, penalties and interest expenses 2,920  
Amount of tax debt $ 7,735  
Sociedad Minera Cerro Verde S.A.A.    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   $ 320,924
Tax Assessments, penalties and interest expenses   476,386
Amount of tax debt   797,310
Sociedad Minera Cerro Verde S.A.A. | Year 2003 - 2005 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   8,684
Tax Assessments, penalties and interest expenses   39,366
Amount of tax debt   48,050
Sociedad Minera Cerro Verde S.A.A. | Year 2006 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   10,840
Tax Assessments, penalties and interest expenses   51,955
Amount of tax debt   62,795
Sociedad Minera Cerro Verde S.A.A. | Year 2007 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   11,579
Tax Assessments, penalties and interest expenses   22,102
Amount of tax debt   33,681
Sociedad Minera Cerro Verde S.A.A. | Year 2008 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   16,906
Tax Assessments, penalties and interest expenses   16,923
Amount of tax debt   33,829
Sociedad Minera Cerro Verde S.A.A. | Year 2009 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   56,000
Tax Assessments, penalties and interest expenses   51,604
Amount of tax debt   107,604
Sociedad Minera Cerro Verde S.A.A. | Year 2010 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   53,566
Tax Assessments, penalties and interest expenses   125,047
Amount of tax debt   178,613
Sociedad Minera Cerro Verde S.A.A. | Year 2011 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   40,802
Tax Assessments, penalties and interest expenses   66,506
Amount of tax debt   107,308
Sociedad Minera Cerro Verde S.A.A. | Year 2012 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   869
Tax Assessments, penalties and interest expenses   6,917
Amount of tax debt   7,786
Sociedad Minera Cerro Verde S.A.A. | Year 2013 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   48,402
Tax Assessments, penalties and interest expenses   65,849
Amount of tax debt   114,251
Sociedad Minera Cerro Verde S.A.A. | Year 2014 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   5,434
Tax Assessments, penalties and interest expenses   724
Amount of tax debt   6,158
Sociedad Minera Cerro Verde S.A.A. | Year 2015 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   2,986
Tax Assessments, penalties and interest expenses   23,205
Amount of tax debt   26,191
Sociedad Minera Cerro Verde S.A.A. | Year 2016 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   60,041
Tax Assessments, penalties and interest expenses   3,268
Amount of tax debt   63,309
Sociedad Minera Cerro Verde S.A.A. | Year 2017 [Member]    
Disclosure Of Income Tax Explanatory    
Tax assessments, Estimated possible losses   4,815
Tax Assessments, penalties and interest expenses   2,920
Amount of tax debt   $ 7,735