Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Net Sales	$ 74,405	$ 59,612	$ 60,886
Cost of Sales	46,134	34,763	32,766
Gross Profit	28,271	24,849	28,120
Operating Expenses
Selling, general and administrative	20,397	15,216	14,473
Engineering, research and development	7,911	6,691	6,781
Total operating expenses	28,308	21,907	21,254
Operating Income (Loss)	(37)	2,942	6,866
Other Income and (Expenses)
Interest income, net	138	188	173
Foreign currency loss	(1,186)	(127)	(647)
Gain on redemption of investment			1,134
Other	250	(1)	5
Total other income (expense)	(798)	60	665
Income (Loss) from Continuing Operations Before Income Taxes	(835)	3,002	7,531
Income Tax Benefit (Expense)	374	(575)	(1,401)
Income (Loss) from Continuing Operations	(461)	2,427	6,130
Discontinued Operations
Total discontinued operations (Note 12)			80
Net Income (Loss)	$ (461)	$ 2,427	$ 6,210
Basic Earnings (Loss) Per Common Share
Continuing operations	$ (0.05)	$ 0.27	$ 0.72
Discontinued operations			0.01
Net Income (Loss)	(0.05)	0.27	0.73
Diluted Earnings (Loss) Per Common Share
Continuing operations	(0.05)	0.26	0.71
Discontinued operations			0.01
Net Income (Loss)	$ (0.05)	$ 0.26	$ 0.72
Weighted Average Common Shares Outstanding
Basic	9,252	8,983	8,512
Dilutive effect of stock options		227	76
Diluted	9,252	9,210	8,588
Commercial Products Business Unit [Member]
Discontinued Operations
Total discontinued operations (Note 12)			$ 80