Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Consolidated Statements of Operations
Total revenues	$ 19,014	$ 17,540	$ 57,952	$ 54,206
Cost of revenues	11,803	10,678	35,220	33,238
Gross profit	7,211	6,862	22,732	20,968
Operating expenses:
Selling, general and administrative	6,400	5,734	19,176	17,642
Research and development	1,853	1,618	5,428	3,984
Amortization of intangible assets	92	102	276	341
Change in fair value of contingent consideration		1		9
Total operating expenses	8,345	7,455	24,880	21,976
Operating loss	(1,134)	(593)	(2,148)	(1,008)
Non-operating income (expense):
Other (expense) income, net	(3)	(8)	1	(11)
Interest income, net	3	6	10	2
Loss from continuing operations before income taxes	(1,134)	(595)	(2,137)	(1,017)
(Expense) benefit for income taxes	(9,365)	441	(9,055)	562
Loss from continuing operations	(10,499)	(154)	(11,192)	(455)
Gain on sale of discontinued operation, net of tax	57	56	163	151
Net loss	$ (10,442)	$ (98)	$ (11,029)	$ (304)
Loss per share from continuing operations - basic and diluted	$ (0.33)	$ 0.00	$ (0.35)	$ (0.01)
Gain per share from sale of discontinued operation - basic and diluted (in dollars per share)	0.00	0.00	0.01	0.00
Net loss per share - basic and diluted	$ (0.33)	$ 0.00	$ (0.34)	$ (0.01)
Shares used in basic per share calculations (in shares)	32,013	32,568	32,051	32,603
Shares used in diluted per share calculations (in shares)	32,013	32,568	32,051	32,603