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INVENTORIES (Tables)
6 Months Ended
Jun. 30, 2022
Inventory Disclosure [Abstract]  
Inventories Table Inventories consisted of the following:
 June 30, 2022December 31,
2021
June 30, 2021
 ($ in millions)
Supplies$136.8 $115.6 $115.0 
Raw materials202.0 180.7 145.1 
Work in process192.7 155.2 145.1 
Finished goods580.2 523.3 420.9 
Inventories excluding LIFO reserve1,111.7 974.8 826.1 
LIFO reserve(166.0)(106.5)(89.6)
Inventories, net$945.7 $868.3 $736.5