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Operating expenses, net (Details) - Minera Yanacocha SRL and subsidiary [Member] - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure of Operating Expenses [line items]      
Operating expenses, net $ 36,291 $ 34,322 $ 35,987
Exploration and advanced projects [Member]      
Disclosure of Operating Expenses [line items]      
Operating expenses, net 23,619 19,279 33,669
Severance program [Member]      
Disclosure of Operating Expenses [line items]      
Operating expenses, net 5,769 4,454 2,210
Social responsibility commitments      
Disclosure of Operating Expenses [line items]      
Operating expenses, net   6,730 250
Cost of fixed assets sold [Member]      
Disclosure of Operating Expenses [line items]      
Operating expenses, net 0 30 2,092
Tax fine [Member]      
Disclosure of Operating Expenses [line items]      
Operating expenses, net 234 11 2,019
Write-off of fixed assets [Member]      
Disclosure of Operating Expenses [line items]      
Operating expenses, net 613 460 1,204
Income from fixed asset sales [Member]      
Disclosure of Operating Expenses [line items]      
Operating expenses, net (1,009) (40) (8,088)
Others, net [Member]      
Disclosure of Operating Expenses [line items]      
Operating expenses, net $ 7,065 $ 3,398 $ 2,631