v3.6.0.2
SEGMENT INFORMATION (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2016
USD ($)
Sep. 30, 2016
USD ($)
Jun. 30, 2016
USD ($)
Mar. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Sep. 30, 2015
USD ($)
Jun. 30, 2015
USD ($)
Mar. 31, 2015
USD ($)
Dec. 31, 2016
USD ($)
segment
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Segment Reporting [Abstract]                      
Number of operating segments | segment                 1    
Number of reportable segments | segment                 1    
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Total net revenues $ 41,697 $ 40,369 $ 47,631 $ 40,128 $ 46,226 $ 42,780 $ 36,836 $ 25,817 $ 169,825 $ 151,659 $ 137,292
Americas                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Total net revenues                 102,458 97,811 86,946
Europe, Middle East and Africa                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Total net revenues                 49,681 40,876 36,317
Asia Pacific                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Total net revenues                 17,686 12,972 14,029
Geographic Concentration Risk | United States                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Revenues from sales                 $ 94,700 $ 93,700 $ 82,000