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Inventories
6 Months Ended
Jun. 30, 2020
Inventory Disclosure [Abstract]  
Inventories Inventories
The following table summarizes the components of inventory:
June 30,
2020
December 31,
2019
Raw materials and supplies$123.7  $104.0  
Work in process53.8  47.5  
Finished goods71.1  67.9  
Total inventories, net$248.6  $219.4  
The allowance for excess and obsolete inventory balance at June 30, 2020 and December 31, 2019 was $9.6 and $10.8, respectively.