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Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2013
Significant Accounting Policies [Abstract]  
Fair value of financial instruments
For purposes of financial reporting, the Company has determined that the fair value of financial instruments including cash and cash equivalents, accounts receivable, accounts payable and long-term debt approximates carrying value at December 31, 2013 and 2012, except as follows:
 
   
December 31,
  
(in thousands)
 
2013
  
2012
  
         
Fair value of fixed-rate notes payable
 $26,707  $30,392  
Carrying value of fixed-rate notes payable
 $26,229  $29,301  
Fair value of other long-term liabilities
The following table summarizes the fair value as of December 31, 2013:
 
   
Level 1
  
Level 2
  
Level 3
  
Total
  
               
Multiemployer pension withdrawal liability
 $--  $--  $32,516  $32,516  
Fair value of change in multiemployer pension withdrawal liability
The following table summarizes the changes in the fair value of the Company’s multiemployer pension withdrawal liability during 2013:

   
Fair Value
  
      
Liability balance at January 1, 2013
 $31,683  
Accretion of present value discount
  833  
 
Liability balance at December 31, 2013
 $32,516