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Plant and Equipment, Net
9 Months Ended
Sep. 30, 2012
Plant and Equipment, Net [Abstract]  
Plant and Equipment, Net
5. Plant and Equipment, Net

Plant and equipment is stated at cost and consisted of the following:

 

                 
    September 30,
2012
    December 31,
2011
 
    (In millions)  

Land

  $ 3     $ 3  

Buildings

    91       90  

Equipment

    639       597  
   

 

 

   

 

 

 

Total

    733       690  

Accumulated depreciation

    (450     (428
   

 

 

   

 

 

 

Plant and equipment, net

  $ 283     $ 262