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Supplemental Cash Flow Information
9 Months Ended
Sep. 30, 2012
Disclosure Text Block [Abstract]  
Supplemental Cash Flow Information

13.  Supplemental Cash Flow Information

 

       The following presents cash paid (received) for interest (net of amounts capitalized) and income taxes, as well as non-cash investing transactions.

         
    Nine Months Ended
    September 30,
millions2012 2011
Cash paid (received)     
 Interest$613 $708
 Income taxes$(13) $238
Non-cash investing activities     
 Fair value of properties and equipment received in non-cash exchange transactions$65 $4
 Gain related to the fair-value remeasurement of Anadarko's pre-acquisition 7% equity     
  interest in the Wattenberg Plant$ $21