XML 546 R143.htm IDEA: XBRL DOCUMENT v3.24.1
Inventories - Schedule of Inventories (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Classes of current inventories [abstract]      
Gold-in-process and stockpiles $ 814.6 $ 725.7  
Consumable stores 265.2 238.6  
Total inventories 1,079.8 964.3  
Heap leach and stockpiles inventories included in non-current assets (251.9) (205.3)  
Total current inventories 827.9 759.0  
Consumable stores 400.8 397.4 $ 319.6
Inventory write-down $ 33.8 $ 0.0 $ 0.0