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Fair Value of Financial Instruments (Tables)
 9 Months Ended
Sep. 30, 2014
Fair Value Disclosures [Abstract]  
Carrying Value and Fair Value of Long-Term Debt

The following table sets forth carrying value and fair value of long-term debt:

 

     September 30, 2014      December 31, 2013  

In thousands

    Carrying
Value		      Fair
Value		      Carrying
Value		      Fair
Value		  

Fixed-rate bonds

    $ 250,000       $ 257,033       $ 250,000       $ 254,533   

2.40% Term loan

    $ 12,592       $ 12,910         —           —     

2.05% Term loan

      53,768         54,025         58,785         57,952   

Variable rate debt

      93,810         93,810         133,540         133,540   
  

 

 

     

 

 

     

 

 

     

 

 

  

Total

    $ 410,170       $ 417,778       $ 442,325       $ 446,025