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Revenue - Disclosure of detailed information about royalty revenue (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Categories Of Royalty And Other Property Interests [Line Items]    
Royalty Revenue $ 23,804 $ 20,287
Timok    
Categories Of Royalty And Other Property Interests [Line Items]    
Royalty Revenue 5,216 8,632
Gediktepe    
Categories Of Royalty And Other Property Interests [Line Items]    
Royalty Revenue 11,954 6,694
Leeville    
Categories Of Royalty And Other Property Interests [Line Items]    
Royalty Revenue 4,264 3,135
Balya    
Categories Of Royalty And Other Property Interests [Line Items]    
Royalty Revenue 1,141 968
Gold Bar South    
Categories Of Royalty And Other Property Interests [Line Items]    
Royalty Revenue 475 270
Sisorta    
Categories Of Royalty And Other Property Interests [Line Items]    
Royalty Revenue 196 0
Advanced royalty payments    
Categories Of Royalty And Other Property Interests [Line Items]    
Royalty Revenue $ 558 $ 588