v3.26.1
Financial - risk management objectives and policies - Aging of obligations (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Disclosure Of Financial risk management [Line Items]    
Lease Liabilities $ 7,412 $ 7,473
Trade and other payables 490,338 380,320
Total financial liabilities 709,667 626,782
Sociedad Minera Cerro Verde S.A.A.    
Disclosure Of Financial risk management [Line Items]    
Trade accounts payable 314,064 283,807
Accounts payable - related parties 2,879 5,623
Senior unsecured credit facility 0  
Lease Liabilities 112,338 50,623
Other accounts payable 32,884 25,414
Provision related to benefits to employees 126,591 107,841
Trade and other payables 23,500 38,800
Total financial liabilities 462,165 365,467
Sociedad Minera Cerro Verde S.A.A. | On Demands [Member]    
Disclosure Of Financial risk management [Line Items]    
Trade accounts payable 0 0
Accounts payable - related parties 0 0
Lease Liabilities 0 0
Other accounts payable 0 0
Total financial liabilities 0 0
Sociedad Minera Cerro Verde S.A.A. | Not later than three months [member]    
Disclosure Of Financial risk management [Line Items]    
Trade accounts payable 311,333 281,495
Accounts payable - related parties 1,731 4,167
Lease Liabilities 3,306 1,569
Other accounts payable 14,369 20,937
Total financial liabilities 330,739 308,168
Sociedad Minera Cerro Verde S.A.A. | Later than three months and not later than one year [member]    
Disclosure Of Financial risk management [Line Items]    
Trade accounts payable 2,731 2,312
Accounts payable - related parties 1,148 1,456
Lease Liabilities 21,824 7,878
Other accounts payable 18,515 4,477
Total financial liabilities 44,218 16,123
Sociedad Minera Cerro Verde S.A.A. | Between 2 and 5 years [member]    
Disclosure Of Financial risk management [Line Items]    
Trade accounts payable 0 0
Accounts payable - related parties 0 0
Lease Liabilities 81,467 41,176
Other accounts payable 0 0
Total financial liabilities 81,467 41,176
Sociedad Minera Cerro Verde S.A.A. | More than 5 years    
Disclosure Of Financial risk management [Line Items]    
Trade accounts payable 0 0
Accounts payable - related parties 0 0
Lease Liabilities 5,741 0
Other accounts payable 0 0
Total financial liabilities $ 5,741 $ 0