XML 79 R61.htm IDEA: XBRL DOCUMENT v3.22.4
Inventories - Schedule of Inventory (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Inventory Disclosure [Abstract]    
Manufacturing supplies $ 36.9 $ 29.3
Raw materials 23.9 37.3
Work in process 94.7 89.3
Finished products 37.4 55.8
Gross inventory 192.9 211.7
Allowance for inventory reserves (0.5) (0.8)
Total inventories, net $ 192.4 $ 210.9