Annual report pursuant to Section 13 and 15(d)

LONG-TERM DEBT (Details)

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LONG-TERM DEBT (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Revolving Credit agreement
Aug. 09, 2011
Revolving Credit agreement
Dec. 31, 2012
Term loan
Dec. 31, 2011
Term loan
Aug. 09, 2012
Term loan
Long-term debt              
Maximum borrowing capacity       $ 15,000      
Variable rate basis     LIBOR   LIBOR    
Margin on variable rate (as a percent)     1.25%   1.25%    
Annual commitment fee (as a percent)     0.25%        
Remaining borrowing capacity     15,000        
Face amount             10,000
Interest rate at period end (as a percent)         1.50% 1.50%  
Monthly installments, including interest         284 284  
Total long-term debt         5,620 9,190  
Less current installments (3,350) (3,296)          
Long-term debt less current installments 2,270 5,894          
Aggregate maturities of long-term debt              
2013 3,350            
2014 $ 2,270