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Investments in associates and joint venture - Additional information (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Dec. 31, 2024
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Investments in associates and joint ventures        
Gross proceeds to associate   $ 0 $ 0 $ 1,677
Sociedads Minera Cerro Verde S.A.A.        
Investments in associates and joint ventures        
Percent of common shares acquired   19.58%    
Transportadora Callao SA        
Investments in associates and joint ventures        
Percentage of voting equity interests acquired 8.00% 8.00%    
Tinka resources Ltd        
Investments in associates and joint ventures        
Percent of common shares acquired 19.99% 19.99%