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INVENTORIES (Tables)
3 Months Ended
Mar. 31, 2024
Inventory Disclosure [Abstract]  
Inventories Table
Inventories consisted of the following:
 March 31, 2024December 31,
2023
March 31, 2023
Inventories($ in millions)
Supplies$146.7 $160.3 $140.0 
Raw materials188.2 171.1 193.5 
Work in process160.8 153.5 211.4 
Finished goods473.9 507.6 721.8 
Inventories excluding LIFO reserve969.6 992.5 1,266.7 
LIFO reserve(145.7)(133.7)(176.8)
Inventories, net$823.9 $858.8 $1,089.9