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Inventories
 12 Months Ended
Dec. 31, 2018
Inventory Disclosure [Abstract]  
INVENTORIES INVENTORIES
The major components of inventory, on a net basis, were as follows:
 
 
December 31,
  ($ amounts in millions)
 
2018
 
2017
Finished goods
 
$
109.4

 
$
107.6

Work in process
 
15.3

 
14.5

Raw materials and supplies
 
63.4

 
64.3

Total inventories
 
$
188.1

 
$
186.4