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Property, plant, equipment and development costs - Carrying amounts of right-of-use assets recognized (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Disclosure of Mining concessions, development costs, property, plant and equipment, net [Line Items]    
Opening Balance $ 5,338  
Addition 11,700 $ 3,000
Ending Balance 12,760 5,338
Sociedad Minera Cerro Verde S.A.A.    
Disclosure of Mining concessions, development costs, property, plant and equipment, net [Line Items]    
Opening Balance 68,492 76,862
Ending Balance 57,505 68,492
Sociedad Minera Cerro Verde S.A.A. | Gross carrying amount [Member]    
Disclosure of Mining concessions, development costs, property, plant and equipment, net [Line Items]    
Opening Balance 98,900 96,451
Addition 4,941 4,099
Disposals and or/sales (3,137) (1,650)
Transfers (3,348)  
Ending Balance 97,356 98,900
Sociedad Minera Cerro Verde S.A.A. | Gross carrying amount [Member] | Land    
Disclosure of Mining concessions, development costs, property, plant and equipment, net [Line Items]    
Opening Balance 10,640 9,851
Addition 216 789
Disposals and or/sales (365)  
Ending Balance 10,491 10,640
Sociedad Minera Cerro Verde S.A.A. | Gross carrying amount [Member] | Buildings and other constructions    
Disclosure of Mining concessions, development costs, property, plant and equipment, net [Line Items]    
Opening Balance 57,916 56,594
Addition 1,273 2,195
Disposals and or/sales (2,668) (873)
Ending Balance 56,521 57,916
Sociedad Minera Cerro Verde S.A.A. | Gross carrying amount [Member] | Machinery and equipment    
Disclosure of Mining concessions, development costs, property, plant and equipment, net [Line Items]    
Opening Balance 30,344 30,006
Addition 3,452 1,115
Disposals and or/sales (104) (777)
Transfers (3,348)  
Ending Balance 30,344 30,344
Sociedad Minera Cerro Verde S.A.A. | Accumulated depreciation, amortisation and impairment [member]    
Disclosure of Mining concessions, development costs, property, plant and equipment, net [Line Items]    
Opening Balance 30,408 19,589
Addition 12,708 12,459
Disposals and or/sales (3,124) (1,640)
Transfers (141)  
Ending Balance 39,851 30,408
Sociedad Minera Cerro Verde S.A.A. | Accumulated depreciation, amortisation and impairment [member] | Land    
Disclosure of Mining concessions, development costs, property, plant and equipment, net [Line Items]    
Opening Balance 4,629 2,897
Addition 1,949 1,732
Disposals and or/sales (365)  
Ending Balance 6,213 4,629
Sociedad Minera Cerro Verde S.A.A. | Accumulated depreciation, amortisation and impairment [member] | Buildings and other constructions    
Disclosure of Mining concessions, development costs, property, plant and equipment, net [Line Items]    
Opening Balance 17,190 10,575
Addition 7,216 7,480
Disposals and or/sales (2,656) (865)
Ending Balance 21,750 17,190
Sociedad Minera Cerro Verde S.A.A. | Accumulated depreciation, amortisation and impairment [member] | Machinery and equipment    
Disclosure of Mining concessions, development costs, property, plant and equipment, net [Line Items]    
Opening Balance 8,589 6,117
Addition 3,543 3,247
Disposals and or/sales (103) (775)
Transfers (141)  
Ending Balance $ 11,888 $ 8,589