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Asset Retirement Obligations
6 Months Ended
Jun. 30, 2014
Asset Retirement Obligation Disclosure [Abstract]  
Asset Retirement Obligations

Note 6 – Asset Retirement Obligations

The change in our asset retirement obligations during the six months ended June 30, 2014 is set forth below:

 

     Six Months
Ended
June 30, 2014
 
     (In millions)  

Asset retirement obligations as of the beginning of the period, including current portion

   $ 502.5   

Liabilities incurred

     25.7   

Liabilities settled

     (24.9

Divestment of properties

     (10.4

Accretion expense

     15.3   
  

 

 

 

Asset retirement obligations as of the end of the period, including current portion

   $ 508.2