v3.26.1
Inventories (Schedule of detailed information about inventories) (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Current    
Stockpile $ 17.9 $ 26.9
Finished goods 76.0 81.6
Materials and supplies 105.3 88.9
Current Inventories 199.2 197.4
Non-current    
Stockpile 5.3 2.2
Low grade stockpile 5.7 5.5
Materials and supplies 10.6 8.9
Non current Inventories 21.6 16.6
Total Inventories $ 220.8 $ 214.0