v3.26.3
INVENTORIES (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Sep. 30, 2025
Inventory Disclosure [Abstract]      
Supplies $ 162.7 $ 156.2 $ 155.5
Raw materials 214.8 204.7 200.9
Work in process 198.9 178.1 219.7
Finished goods 488.8 413.9 541.5
Inventories excluding LIFO reserve 1,065.2 952.9 1,117.6
LIFO reserve (203.0) (168.4) (150.7)
Inventories, net $ 862.2 $ 784.5 $ 966.9