CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Condensed Consolidated Statements Of Operations
Service revenue	$ 68,123	$ 57,717	$ 133,214	$ 113,013
Product revenue	4,360	5,466	8,367	10,211
Total revenue	72,483	63,183	141,581	123,224
Operating expenses:
Cost of service revenue	12,757	10,837	24,419	21,072
Cost of product revenue	5,098	5,782	9,982	11,287
Research and development	8,311	6,505	16,254	13,215
Sales and marketing	41,163	33,691	82,273	65,382
General and administrative	9,616	6,747	18,572	13,548
Total operating expenses	76,945	63,562	151,500	124,504
Loss from operations	(4,462)	(379)	(9,919)	(1,280)
Other income, net	463	391	2,515	801
Income (loss) before provision (benefit) for income taxes	(3,999)	12	(7,404)	(479)
Provision (benefit) for income taxes	(3,453)	(15)	(4,689)	22
Net income (loss)	$ (546)	$ 27	$ (2,715)	$ (501)
Net loss per share:
Basic	$ (0.01)	$ 0.00	$ (0.03)	$ (0.01)
Diluted	$ (0.01)	$ 0.00	$ (0.03)	$ (0.01)
Weighted average number of shares:
Basic	91,689	89,987	91,667	89,171
Diluted	91,689	93,447	91,667	89,171