CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Revenues:
Product	$ 9,430	$ 10,772	$ 27,535	$ 29,240
Service	5,551	4,684	16,109	14,466
Total revenues	14,981	15,456	43,644	43,706
Cost of sales:
Product	4,405	5,676	12,274	12,670
Service	2,072	1,821	6,234	5,844
Total cost of sales	6,477	7,497	18,508	18,514
Gross margin	8,504	7,959	25,136	25,192
Operating expenses:
Sales and marketing	4,024	4,252	12,867	11,443
Research and development	3,057	3,467	9,180	11,066
General and administrative	2,996	2,150	7,653	6,103
Gain on sale of product line, net	0	0	0	(4,116)
Total operating expenses	10,077	9,869	29,700	24,496
Operating income (loss)	(1,573)	(1,910)	(4,564)	696
Interest income	21	16	61	24
Interest expense	(2)	(1)	(6)	(1)
Other income, net	38	277	208	425
Income (loss) before income taxes	(1,516)	(1,618)	(4,301)	1,144
Provision (benefit) for income taxes	142	(442)	373	(604)
Net income (loss)	$ (1,658)	$ (1,176)	$ (4,674)	$ 1,748
Net income (loss) per share
Basic	$ (0.18)	$ (0.13)	$ (0.51)	$ 0.19
Diluted	$ (0.18)	$ (0.13)	$ (0.51)	$ 0.19
Weighted average shares outstanding - basic	9,261,862	9,168,978	9,231,932	9,147,681
Weighted average shares outstanding - diluted	9,261,862	9,168,978	9,231,932	9,227,966
Cash dividends declared per common share	$ 0.12	$ 0.12	$ 0.36	$ 0.36