XML 57 R42.htm IDEA: XBRL DOCUMENT v3.24.3
Inventories - Schedule of Inventory (Details) - USD ($)
$ in Millions
Sep. 30, 2024
Dec. 31, 2023
Inventory Disclosure [Abstract]    
Manufacturing supplies $ 57.9 $ 51.5
Raw materials 13.7 17.5
Work in process 108.4 109.6
Finished products 38.7 50.1
Gross inventory 218.7 228.7
Allowance for inventory reserves (0.7) (0.7)
Total inventories, net $ 218.0 $ 228.0