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Inventories
6 Months Ended
Jun. 30, 2014
Inventory Disclosure [Abstract]  
Inventories
NOTE 7. Inventories

Inventories are stated at the lower of cost, determined on a first-in, first-out basis, or market. A summary of inventories is provided below:
 
June 30
 
December 31
 
2014
 
2013
 
(Dollars in Millions)
Raw materials
$
217

 
$
204

Work-in-process
165

 
191

Finished products
102

 
104

Valuation reserves
(22
)
 
(27
)
 
$
462

 
$
472