Consolidated Statements Of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Consolidated Statements Of Income [Abstract]
Net Sales	$ 23,566	$ 12,519	$ 34,783	$ 24,891
Cost of Sales	12,253	7,543	20,363	15,628
Gross Profit	11,313	4,976	14,420	9,263
Operating Expenses
Selling, general and administrative	4,926	3,598	9,040	7,074
Engineering, research and development	1,999	1,642	3,700	3,296
Total operating expenses	6,925	5,240	12,740	10,370
Operating Income (Loss)	4,388	(264)	1,680	(1,107)
Other Income and (Expenses)
Interest income, net	76	51	154	63
Foreign currency gain (loss)	(376)	(246)	(930)	(249)
Other income (expense)	58	1	123
Total other income (expense)	(242)	(194)	(653)	(186)
Income (Loss) Before Income Taxes	4,146	(458)	1,027	(1,293)
Income Tax Benefit (Expense)	(1,367)	51	(288)	298
Net Income (Loss)	$ 2,779	$ (407)	$ 739	$ (995)
Earnings (Loss) Per Common Share
Basic	$ 0.30	$ (0.05)	$ 0.08	$ (0.11)
Diluted	$ 0.30	$ (0.05)	$ 0.08	$ (0.11)
Weighted Average Common Shares Outstanding
Basic	9,218	8,972	9,185	8,827
Dilutive effect of stock options	145		160
Diluted	9,363	8,972	9,345	8,827