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Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2013
Significant Accounting Policies [Abstract]  
Schedule of property and equipment

 

 

 
   Balance as of
December 31,		    
 
   Estimated
Useful
Lives
(Years)
(In millions)
  2013   2012

Land

   $ 6   $ 6   N/A

Buildings and improvements

     31     29   10 - 40

Technology and communications

     225     192   3 - 7

Machinery, production equipment and vehicles

     105     80   3 - 9

Office equipment, furniture and fixtures

     14     15   5 - 7
​ ​ ​ ​ ​ ​ ​ ​ ​

 

     381     322    

Less accumulated depreciation

     (204 )   (164 )  
​ ​ ​ ​ ​ ​ ​ ​ ​

Net property and equipment

   $ 177   $ 158    
​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​
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