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Financial expenses and income - Financial Income (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Disclosure Of Financial Income [Line Items]      
Total finance revenues $ 9,057 $ 14,443 $ 5,952
Sociedad Minera Cerro Verde S.A.A.      
Disclosure Of Financial Income [Line Items]      
Gain in the fair value of market liquid investment 35,142 11,215 803
Other Interest income 1,143 1,099 910
Total finance revenues $ 36,285 $ 12,314 $ 1,713