DEFERRED REVENUE (Tables)

12 Months Ended

Dec. 31, 2014

Deferred Revenue Disclosure [Abstract]

Schedule of deferred revenue

Deferred revenue consisted of the following (in thousands):

	December 31,
	2014		2013
Product	$	22,900	$	21,732
Service	26,885		18,505
Total deferred revenue	$	49,785	$	40,237
Reported as:
Current	$	39,231	$	33,139
Non-current	10,554		7,098
Total deferred revenue	$	49,785	$	40,237