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Inventories
3 Months Ended
Apr. 01, 2022
Inventory Disclosure [Abstract]  
Inventories INVENTORIES
The classes of inventory are summarized as follows ($ in millions):
April 1, 2022December 31, 2021
Finished goods$228.0 $214.3 
Work in process23.5 22.0 
Raw materials87.5 88.3 
Reserve for inventory obsolescence(58.6)(60.8)
Total$280.4 $263.8