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Inventories
12 Months Ended
Dec. 31, 2013
Inventory Disclosure [Abstract]  
Inventories

7. Inventories

Inventories at Lower of Cost or Market. The table below presents the components of inventories at the lower of cost (first-in, first-out or average cost) or realizable value.

 

    December 31,  
    2013     2012  
    (in millions)  

Raw materials, components and sub-assemblies

   $ 160           $ 166       

Work in process

    125            121       

Finished goods

    74            71       
 

 

 

   

 

 

 

Total

   $ 359           $ 358