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NOTES PAYABLE AND CREDIT AGREEMENT (Tables)
 6 Months Ended
Jun. 30, 2014
NOTES PAYABLE AND CREDIT AGREEMENT [Abstract]  
Summary of Credit Agreement and Notes Payable
Amounts outstanding under the Credit Agreement and notes payable as of June 30, 2014 and December 31, 2013 consisted of the following (in thousands):

 
 
2014
  
2013
 
Credit Agreement average effective interest rate of 2.5% inclusive of unused fee
 
$
45,000
  
$
40,000
 
Various notes payable with $850 plus accrued interest due in the next year, interest accrues at 3.25% per annum
  
1,300
   
1,475
 
 
  
46,300
   
41,475
 
Less current portion
  
(850
)
  
(825
)
 
 
$
45,450
  
$
40,650
 
Summary of Aggregate Annual Payments of Principal Required to Revolving Credit Facility
Aggregate annual payments of principal required pursuant to the Credit Agreement and the above notes payable subsequent to June 30, 2014 are as follows (in thousands):

During the twelve months ended June 30, 2015
 
$
850
 
During the twelve months ended June 30, 2016
  
450
 
During the twelve months ended June 30, 2019
  
45,000
 
 
 
$
46,300