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REVENUES (Tables)
9 Months Ended
Sep. 30, 2018
Revenue from Contract with Customer [Abstract]  
Schedule of revenues disaggregated by revenue discipline

The following table presents our revenues disaggregated by revenue discipline:

 

    Three Months Ended     Nine Months Ended  
    September 30,     September 30,  
    2018     2017     2018     2017  
Products   $ 23,051     $ 22,808     $ 66,365     $ 70,688  
Services     2,905       2,686       7,659       7,147  
Total Revenue   $ 25,956     $ 25,494     $ 74,024     $ 77,835