XML 140 R67.htm IDEA: XBRL DOCUMENT v3.25.1
Significant accounting policies - Useful Lives of of Intangible Assets (Details)
 12 Months Ended
Dec. 31, 2024
Water rights | Minimum  
Significant Accounting Policies [Line Items]  
Useful life, intangible assets other than goodwill (in years) 1 year
Corfo Mining properties | Minimum  
Significant Accounting Policies [Line Items]  
Useful life, intangible assets other than goodwill (in years) 6 years
Corfo Mining properties | Top of range  
Significant Accounting Policies [Line Items]  
Useful life, intangible assets other than goodwill (in years) 6 years
Intellectual property | Minimum  
Significant Accounting Policies [Line Items]  
Useful life, intangible assets other than goodwill (in years) 9 years
Intellectual property | Top of range  
Significant Accounting Policies [Line Items]  
Useful life, intangible assets other than goodwill (in years) 14 years
IT programs | Minimum  
Significant Accounting Policies [Line Items]  
Useful life, intangible assets other than goodwill (in years) 1 year
IT programs | Top of range  
Significant Accounting Policies [Line Items]  
Useful life, intangible assets other than goodwill (in years) 7 years