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Inventories
12 Months Ended
Dec. 31, 2018
Inventory Disclosure [Abstract]  
Inventories INVENTORIES
 
 
Year Ended December 31,
 
 
2018
 
2017
Finished products
 
$
334.0

 
$
347.5

Semi-finished products
 
108.0

 
95.5

Raw materials
 
149.9

 
144.8

Stores and supplies
 
21.1

 
20.8

Total
 
$
613.0

 
$
608.6