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SEGMENT AND RELATED INFORMATION: - Long Term Sales Contract (Details) - T
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2019
Copper cathodes | Mitsui      
Long-term sales contract      
Term of agreement   3 years  
Quantity to be supplied related to additional annual contract from 2016 until 2019 (in tons) 48,000    
Molybdenum concentrates | Molibdenos y Metales      
Long-term sales contract      
Minimum percentage of total production required to be supplied 70.00%    
Molybdenum concentrates | Molymex      
Long-term sales contract      
Minimum percentage of total production required to be supplied 80.00%    
Sulfuric acid | Marcobre      
Long-term sales contract      
Term of agreement     5 years