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Inventories
3 Months Ended
Mar. 31, 2021
Inventory Disclosure [Abstract]  
Inventories Inventories
The following table summarizes the components of inventory:
March 31,
2021
December 31,
2020
Raw materials and supplies$140.6 $124.7 
Work in process57.8 57.8 
Finished goods81.5 65.9 
Total inventories, net$279.9 $248.4 
The allowance for excess and obsolete inventory balance at both March 31, 2021 and December 31, 2020 was $9.7