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Property, Plant and Equipment
12 Months Ended
Dec. 31, 2012
Property Plant And Equipment [Abstract]  
Property, Plant and Equipment

6. Property, Plant and Equipment

 

(IN MILLIONS)

   December 31,
2012
    December 31,
2011
 

Land and buildings

   $ 341      $ 359   

Information and communication equipment

     839        771   

Furniture, equipment and other

     127        160   
  

 

 

   

 

 

 
     1,307        1,290   

Less accumulated depreciation and amortization

     (747     (681
  

 

 

   

 

 

 
   $ 560      $ 609   
  

 

 

   

 

 

 

Depreciation and amortization expense from continuing operations related to property, plant and equipment was $183 million, $171 million and $168 million for the years ended December 31, 2012, 2011 and 2010, respectively.

The above amounts include amortization expense on assets under capital leases and other financing obligations of $7 million in each of the years ended December 31, 2012, 2011 and 2010, respectively. The net book value of assets under capital leases and other financing obligations was $139 million and $144 million as of December 31, 2012 and 2011, respectively. Capital leases and other financing obligations are comprised primarily of buildings.