Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Revenue:
Product	$ 6,480	$ 4,977	$ 19,192	$ 14,888
Service	6,845	5,749	18,195	13,671
Total revenue	13,325	10,726	37,387	28,559
Cost of revenue:
Product	2,944	2,158	8,807	6,767
Service	3,568	2,773	9,710	7,398
Total cost of revenue	6,512	4,931	18,517	14,165
Gross profit	6,813	5,795	18,870	14,394
Operating expenses:
Research and development	1,946	579	4,185	1,583
Sales and marketing	7,468	3,325	18,376	9,557
General and administrative	3,567	4,084	11,447	8,457
Total operating expenses	12,981	7,988	34,008	19,597
Loss from operations	(6,168)	(2,193)	(15,138)	(5,203)
Other (expense) income:
Interest expense, net	(41)	(139)	(104)	(256)
Foreign exchange gains (losses)	76	(721)	(331)	44
Other income (expense)	91	(113)	170	114
Loss before income taxes	(6,042)	(3,166)	(15,403)	(5,301)
Income tax expense	53	15	79	35
Net loss	$ (6,095)	$ (3,181)	$ (15,482)	$ (5,336)
Net loss per share attributable to ordinary shareholders—basic and diluted (in Dollars per share)	$ (0.35)	$ (1.36)	$ (0.89)	$ (2.36)
Weighted-average shares used to compute net loss attributable to ordinary shareholders—basic and diluted (in Shares)	17,333,441	2,331,990	17,300,881	2,256,494