Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Statement [Abstract]
NET REVENUE	$ 99,802	$ 87,069	$ 66,467
Cost of revenue	56,046	46,355	34,730
GROSS MARGIN	43,756	40,714	31,737
Operating expenses:
General and administrative	33,631	23,808	17,397
Research and development	4,198	2,689	2,440
Sales and marketing	11,562	11,999	8,726
Total operating expenses	49,391	38,496	28,563
INCOME (LOSS) FROM OPERATIONS	(5,635)	2,218	3,174
Interest expense, net	854	985	989
Other (income) expense	(2,000)	(56)
Income (loss) before taxes	(4,489)	1,289	2,185
Income tax (benefit) expense	(1,954)	157	152
NET INCOME (LOSS)	(2,535)	1,132	2,033
Deemed dividends on preferred stock	40
Amortization of preferred stock beneficial conversion feature	82
NET INCOME (LOSS) ATTRIBUTABLE TO COMMON STOCKHOLDERS	$ (2,657)	$ 1,132	$ 2,033
NET EARNINGS (LOSS) PER SHARE ATTRIBUTABLE TO COMMON STOCKHOLDERS
Basic	$ (0.04)	$ 0.02	$ 0.04
Diluted	$ (0.04)	$ 0.02	$ 0.04
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:
Basic	60,526	53,483	48,263
Diluted	60,526	56,016	52,775