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Inventories
6 Months Ended
Jul. 01, 2022
Inventory Disclosure [Abstract]  
Inventories INVENTORIES
The classes of inventory are summarized as follows ($ in millions):
July 1, 2022December 31, 2021
Finished goods$229.8 $214.3 
Work in process26.5 22.0 
Raw materials87.3 88.3 
Reserve for inventory obsolescence(57.6)(60.8)
Total$286.0 $263.8