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Inventories (Tables)
12 Months Ended
Dec. 31, 2021
Inventory, Net [Abstract]  
Components of Inventory
 (in millions)December 31, 2021December 31, 2020
Raw materials$89.6 $89.7 
Work in progress33.6 31.0 
Finished goods66.7 48.4 
Subtotal189.9 169.1 
Less reserves(36.8)(39.0)
Total$153.1 $130.1