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INVENTORIES (Tables)
3 Months Ended
Mar. 31, 2022
Inventory Disclosure [Abstract]  
Inventories Table Inventories consisted of the following:
 March 31, 2022December 31,
2021
March 31, 2021
 ($ in millions)
Supplies$131.4 $115.6 $113.9 
Raw materials189.4 180.7 123.1 
Work in process175.2 155.2 134.3 
Finished goods557.3 523.3 366.2 
Inventories excluding LIFO reserve1,053.3 974.8 737.5 
LIFO reserve(144.1)(106.5)(58.0)
Inventories, net$909.2 $868.3 $679.5