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Inventories (Tables)
3 Months Ended
Mar. 31, 2021
Inventory Disclosure [Abstract]  
Inventories
The components of inventory were as follows:
March 31,
2021
December 31,
2020
Raw materials and supplies$134.0 $128.4 
Work in process30.3 28.2 
Finished products83.4 82.2 
Inventory reserves(41.7)(40.4)
Inventories, net$206.0 $198.4