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Goodwill and Intangible Assets (Tables)
 9 Months Ended
Sep. 30, 2017
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Intangible Assets

Intangible assets as of September 30, 2017 and December 31, 2016 consisted of the following:

 

    Estimated useful
lives		   September 30, 2017   December 31, 2016
Tradename   5 to 7 years   $ 555     $ 555  
Patents and technological know-how   10 years     7,058       6,010  
Proprietary software   3 to 15 years     2,981       4,341  
Other   3 to 5 years     324       324  
Total intangible assets         10,918       11,230  
Accumulated amortization         (5,635 )     (5,553 )
Total intangible assets, net       $ 5,283     $ 5,677  
Schedule of Amortization of Intangible Assets

The amortization of intangible assets for the three and nine months ended September 30, 2017 and 2016 was as follows:

 

    Three months ended September 30,   Nine months ended September 30,
    2017   2016   2017   2016
Amortization of intangible assets   $ 231     $ 328     $ 699     $ 458  
Schedule of Estimated Future Amortization Expense of Intangible Assets

The estimated future amortization expense of intangible assets is as follows:

 

Years ending December 31,    
2017 (remainder)   $ 246  
2018     829  
2019     725  
2020     546  
2021     546  
Thereafter     2,391  
    $ 5,283