CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Condensed Consolidated Statements Of Income
Service revenue	$ 37,802	$ 29,737	$ 108,199	$ 84,062
Product revenue	3,570	3,008	10,684	8,749
Total revenue	41,372	32,745	118,883	92,811
Operating expenses:
Cost of service revenue	7,544	5,584	22,046	15,579
Cost of product revenue	3,959	4,041	11,690	11,171
Research and development	3,868	3,325	10,770	8,301
Sales and marketing	20,559	16,051	59,159	42,868
General and administrative	4,617	5,547	12,388	11,444
Gain on patent sale	0	0	(1,000)	0
Total operating expenses	40,547	34,548	115,053	89,363
Income (loss) from operations	825	(1,803)	3,830	3,448
Other income, net	246	586	623	602
Income (loss) from continuing operations before provision (benefit) for income taxes	1,071	(1,217)	4,453	4,050
Provision (benefit) for income taxes	627	(1,306)	2,710	481
Income from continuing operations	444	89	1,743	3,569
Income from discontinued operations, net of income tax provision	0	0	0	301
Gain on disposal of discontinued operations, net of income tax provision of $463	0	0	0	589
Net income	$ 444	$ 89	$ 1,743	$ 4,459
Income per share - continuing operations:
Basic	$ 0.01	$ 0.00	$ 0.02	$ 0.05
Diluted	$ 0.01	$ 0.00	$ 0.02	$ 0.05
Income per share - discontinued operations:
Basic	$ 0.00	$ 0.00	$ 0.00	$ 0.01
Diluted	$ 0.00	$ 0.00	$ 0.00	$ 0.01
Net income per share:
Basic	$ 0.01	$ 0.00	$ 0.02	$ 0.06
Diluted	$ 0.01	$ 0.00	$ 0.02	$ 0.06
Weighted average number of shares:
Basic	89,594	79,742	89,107	75,071
Diluted	91,974	83,182	91,752	78,389