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Investment in SLM California - Narrative (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Aug. 31, 2021
Dec. 31, 2024
Dec. 31, 2023
Disclosure of associates [line items]      
Capital Investment   $ 4,742 $ 3,517
SLM California      
Disclosure of associates [line items]      
Net smelter return royalty, percentage   0.8306% 0.7775%
The Company's ownership %   42.70% 40.00%
Capital Investment   $ 4,742 $ 3,517
Proportion of voting rights held in associate, percentage   42.70%  
Additional ownership interests in associates, percentage   2.737% 2.26%
Share of royalty income of associates and joint ventures accounted for using equity method   $ 9,263 $ 10,407
Tercero | SLM California      
Disclosure of associates [line items]      
Proportion of voting rights held in associate, percentage   50.00%  
Tercero | SLM California | Share Purchase Agreement      
Disclosure of associates [line items]      
The Company's ownership % 43.00%    
Capital Investment $ 68,200    
Proportion of voting rights held in associate, percentage 67.50%    
Caserones      
Disclosure of associates [line items]      
Net smelter return royalty, percentage 0.418%    
Payments for net smelter return royalties $ 34,100    
Proportion of ownership interest in joint operation, percentage 50.00%    
Caserones | SLM California      
Disclosure of associates [line items]      
Net smelter return royalty, percentage 2.88% 0.418%