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ACCOUNTS RECEIVABLE (Tables)
12 Months Ended
Dec. 31, 2014
ACCOUNTS RECEIVABLE  
Schedule of accounts receivable
         
December 31,
 
2014
   
2013
 
(in thousands)
       
Trade receivables
 
$
1,741
   
$
1,668
 
Other
   
653
     
378
 
Total
   
2,394
     
2,046
 
Less: allowance for doubtful accounts
   
(25
)
   
(25
)
Net accounts receivable
 
$
2,369
   
$
2,021