PRODUCT AND GEOGRAPHIC INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Segment Reporting, Revenue Reconciling Item [Line Items]
Products and solutions net revenues	$ 75,592	$ 76,150	$ 160,101	$ 156,179
Services net revenues	58,477	33,617	117,515	73,174
Total net revenues	134,069	109,767	277,616	229,353
Video products and solutions net revenues [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Products and solutions net revenues	44,501	42,830	79,070	89,947
Audio products and solutions net revenues [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Products and solutions net revenues	31,091	33,320	81,031	66,232
United States [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total net revenues	44,360	41,917	99,402	87,079
Other Americas [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total net revenues	10,234	6,623	20,972	14,172
Europe, Middle East and Africa [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total net revenues	58,980	47,000	114,719	96,253
Asia-Pacific [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total net revenues	$ 20,495	$ 14,227	$ 42,523	$ 31,849