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Fair Value (Tables)
 6 Months Ended
Jun. 30, 2015
Fair Value [Abstract]  
Fair Value and Carrying Value of Long-term Debt
At June 30, 2015 and December 31, 2014, the aggregate fair value and the carrying value of the Company’s long-term debt were as follows:

  
June 30, 2015
  
December 31, 2014
 
         
  
Fair Value
  
Carrying Value
  
Fair Value
  
Carrying Value
 
         
Long-term debt
 
$
16,219,000
  
$
16,184,000
  
$
25,206,000
  
$
25,373,000