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Inventories, Net
9 Months Ended
Sep. 30, 2018
Inventory Disclosure [Abstract]  
Inventories, Net
Inventories, Net

Inventories, net of reserves, by category were as follows:
(Dollars in millions)
September 30, 2018
 
December 31, 2017
Raw materials, components and supplies
$
146

 
$
144

Work in process
57

 
47

Finished goods
894

 
1,043

 
$
1,097

 
$
1,234