XML 53 R37.htm IDEA: XBRL DOCUMENT v2.4.0.8
Asset Retirement Obligation (Tables)
 9 Months Ended
Sep. 30, 2013
Schedule of Asset Retirement Obligation

Following is a summary of activity recorded during the first nine months of 2013 and 2012:

 

In thousands

    2013     2012  

Balance at January 1,

    $ 8,882      $ 9,679   

Accretion

      234        347   

Payments

      (2,719 )      (945 ) 

Gain

      (1,255 )      —     
  

 

 

    

 

 

  

Balance at September 30,

    $ 5,142      $ 9,081   
  

 

 

    

 

 

  
Asset Retirement Obligation [Member]
  
Schedule of Asset Retirement Obligation

The following table summarizes the line items in the accompanying condensed consolidated balance sheets where the asset retirement obligations are recorded:

 

In millions

    September 30
2013		      December 31
2012		  

Other current liabilities

    $ 1.2       $ 3.6   

Other long-term liabilities

      3.9         5.3   
  

 

 

     

 

 

  

Total

    $ 5.1       $ 8.9