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Fair Value of Financial Instruments (Tables)
9 Months Ended
Sep. 30, 2012
Fair Value of Financial Instruments [Abstract]  
Fair Value
The fair value and carrying value of our long-term debt, after deducting current maturities and our interest rate swaps are as follows at September 30, 2012 and December 31, 2011:

 
    
September 30, 2012
  
December 31, 2011
 
(Dollars in thousands)
 
Input Level
  
Carrying Amount
  
Fair Value
  
Carrying Amount
  
Fair Value
 
Long-term debt
  2  $135,519  $138,816  $118,828  $122,886 
Interest rate swaps
  2  $2,764  $2,764  $2,469  $2,469