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Asset Retirement Obligation (Tables)
 3 Months Ended
Mar. 31, 2014
Asset Retirement Obligation Disclosure [Abstract]  
Schedule of Asset Retirement Obligation

Following is a summary of activity recorded during the first three months of 2014 and 2013:

 

In thousands

    2014     2013  

Balance at January 1,

    $ 5,032      $ 8,882   

Accretion

      38        82   

Payments

      (176 )      (662 ) 

Gain

      (43 )      —     
  

 

 

    

 

 

  

Balance at March 31,

    $ 4,851      $ 8,302   
  

 

 

    

 

 

  
Schedule of Consolidated Balance Sheets where Asset Retirement Obligations Recorded

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

 

In thousands

    March 31
2014		      December 31
2013		  

Other current liabilities

    $ 1,915       $ 915   

Other long-term liabilities

      2,936         4,117   
  

 

 

     

 

 

  

Total

    $ 4,851       $ 5,032