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Inventories (Tables)
9 Months Ended
Sep. 30, 2019
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current
 
 
September 30, 2019
 
December 31, 2018
Finished products
 
$
328.1

 
$
334.0

Semi-finished products
 
107.6

 
108.0

Raw materials
 
140.6

 
149.9

Stores and supplies
 
21.0

 
21.1

Total
 
$
597.3

 
$
613.0