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Inventories
6 Months Ended
Jun. 30, 2023
Inventory, Net [Abstract]  
Inventories Inventories The major classes of inventories are summarized as follows (in millions):
June 30, 2023December 31, 2022
Finished goods$243.6 $285.9 
Work in progress15.5 19.1 
Raw materials54.8 75.7 
Inventories at First-in, First-Out ("FIFO") cost313.9 380.7 
Adjustment to state inventories at Last-in, First-Out ("LIFO") cost(0.1)(14.0)
$313.8 $366.7