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Trade Receivables
 9 Months Ended
Sep. 30, 2016
Receivables [Abstract]  
Trade Receivables
Trade Receivables
 
Trade receivables are comprised of the following (in thousands):
 
 
 
September 30, 2016
 
December 31, 2015
Trade Receivables
 
$
11,946

 
$
10,551

Less: Allowance for Doubtful Accounts
 
(534
)
 
(545
)
Trade Receivables, Net
 
$
11,412

 
$
10,006