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Trade Receivables (Tables)
 3 Months Ended
Mar. 31, 2016
Receivables [Abstract]  
Schedule of Trade Receivables
Trade receivables are comprised of the following (in thousands): 
 
 
March 31, 2016
 
December 31, 2015
Trade Receivables
 
$
11,013

 
$
10,551

Less: Allowance for Doubtful Accounts
 
(461
)
 
(545
)
Trade Receivables, Net
 
$
10,552

 
$
10,006