Annual report pursuant to Section 13 and 15(d)

Asset Retirement Obligations (Tables)

v2.4.0.6
Asset Retirement Obligations (Tables)
 12 Months Ended
Dec. 31, 2012
Reconciliation of Asset Retirement Obligations Liability

The following is a reconciliation of our ARO liability (in thousands).

 

     2012     2011  

Asset retirement obligations, beginning of period

    $ 393,880      $ 391,316   

Liabilities settled

      (112,827 )      (59,958 ) 

Accretion of discount

      20,055        29,771   

Disposition of properties

      (3,993 )      —   

Liabilities assumed through acquisition

      31,664        8,194   

Liabilities incurred

      1,815        565   

Revisions of estimated liabilities due to Hurricane Ike

      (20,616 )      4,744   

Revisions of estimated liabilities – all other

      74,075        19,248   
  

 

 

    

 

 

  

Asset retirement obligations, end of period

      384,053        393,880   

Less current portion

      92,630        138,185   
  

 

 

    

 

 

  

Long-term

    $ 291,423      $ 255,695