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Trade Receivables (Tables)
 9 Months Ended
Sep. 30, 2017
Receivables [Abstract]  
Schedule of Trade Receivables
Trade receivables are comprised of the following (in thousands):
 
 
 
September 30, 2017
 
December 31, 2016
Trade Receivables
 
$
17,337

 
$
12,874

Less: Allowance for Doubtful Accounts
 
(347
)
 
(366
)
Trade Receivables, Net
 
$
16,990

 
$
12,508