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Property, Plant and Equipment (Tables)
9 Months Ended
Sep. 30, 2012
Components of Property, Plant and Equipment
     September 30,      December 31,  
     2012      2011  
(In millions)              

Pipeline equipment (net of accumulated DD&A of $1,101 and $926)

   $ 6,671       $ 6,749   

Offshore drilling equipment (net of accumulated DD&A of $3,497 and $3,378)

     3,920         4,119   

Natural gas and oil proved and unproved properties (net of accumulated DD&A of $2,643 and $2,056)

     965         1,330   

Other (net of accumulated DD&A of $933 and $899)

     973         799   

Construction in process

     1,035         621   
  

 

 

    

 

 

 

Property, plant and equipment, net

   $ 13,564       $ 13,618