SEGMENT INFORMATION (Details) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Jun. 30, 2017
USD ($)
|
Jun. 30, 2016
USD ($)
|
Jun. 30, 2017
USD ($)
segment
|
Jun. 30, 2016
USD ($)
|
|
| 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 | $ 42,300 | $ 47,631 | $ 78,651 | $ 87,759 |
| Americas | ||||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||||
| Total net revenues | 29,141 | 28,685 | 53,059 | 53,045 |
| Europe, Middle East and Africa | ||||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||||
| Total net revenues | 10,397 | 12,143 | 20,230 | 24,157 |
| Asia Pacific | ||||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||||
| Total net revenues | 2,762 | 6,803 | 5,362 | 10,557 |
| Geographic Concentration Risk | United States | ||||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||||
| Revenues from sales | $ 27,200 | $ 27,400 | $ 49,200 | $ 50,200 |