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Inventories (Tables)
3 Months Ended
Mar. 31, 2020
Inventory Disclosure [Abstract]  
Inventories
The components of inventory were as follows:
March 31,
2020
December 31,
2019
Raw materials and supplies$127.1  $125.1  
Work in process31.5  30.9  
Finished products81.7  76.0  
Inventory reserves(34.1) (33.4) 
$206.2  $198.6