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Inventories
12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Inventories Inventories
The components of inventories at December 31 were as follows:
 20212020
Raw materials and supplies$112.7 $104.0 
Work in process30.2 22.9 
Finished products69.3 74.4 
Inventory reserves(36.1)(36.2)
 $176.1 $165.1