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Inventories (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Inventories    
Finished goods, net $ 1,154 $ 1,047
Products in process, net 18,506 20,124
Spare parts and supplies, net 56,867 67,174
Inventory gross 76,527 88,345
Finished goods:    
Current portion 76,527 88,345
Sociedad Minera Cerro Verde S.A.A.    
Inventories    
Materials and supplies 449,168 411,656
Products in process, net 170,918 200,969
Provision for impairment of inventory (1,527) (7,668)
Finished goods:    
Copper concentrate 16,059 23,012
Copper cathode 6,762 10,976
Molybdenum concentrate 600 3,598
Current portion 643,507 650,211
Inventories 302,204 287,218
Inventories $ 945,711 $ 937,429