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Inventories
9 Months Ended
Oct. 02, 2020
Inventory Disclosure [Abstract]  
Inventories INVENTORIES
The classes of inventory are summarized as follows ($ in millions):

October 2, 2020December 31, 2019
Finished goods$215.4 $223.5 
Work in process38.0 36.5 
Raw materials88.0 89.9 
Inventories, gross341.4 349.9 
Less: reserve for excess and obsolescence(83.9)(72.0)
Inventories, net$257.5 $277.9