Consolidated Statements Of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Net Sales	$ 17,328	$ 14,765	$ 42,219	$ 40,142
Cost of Sales	9,166	7,420	24,794	22,001
Gross Profit	8,162	7,345	17,425	18,141
Operating Expenses
Selling, general and administrative	3,913	3,413	10,987	10,232
Engineering, research and development	1,630	1,636	4,926	4,786
Total operating expenses	5,543	5,049	15,913	15,018
Operating Income (Loss)	2,619	2,296	1,512	3,123
Other Income and (Expenses)
Interest income, net	58	50	121	126
Foreign currency gain (loss)	110	(249)	(139)	(407)
Other				5
Total other income (expense)	168	(199)	(18)	(276)
Income (Loss) from Continuing Operations Before Income Taxes	2,787	2,097	1,494	2,847
Income Tax Benefit (Expense)	(306)	(761)	(8)	(698)
Income (Loss) from Continuing Operations	2,481	1,336	1,486	2,149
Discontinued Operations
Total discontinued operations		31		57
Net Income (Loss)	2,481	1,367	1,486	2,206
Basic Earnings (Loss) Per Common Share
Continuing operations	$ 0.27	$ 0.16	$ 0.17	$ 0.25
Discontinued operations				$ 0.01
Net Income (Loss)	$ 0.27	$ 0.16	$ 0.17	$ 0.26
Diluted Earnings (Loss) Per Common Share
Continuing operations	$ 0.26	$ 0.16	$ 0.16	$ 0.25
Discontinued operations				$ 0.01
Net Income (Loss)	$ 0.26	$ 0.16	$ 0.16	$ 0.26
Weighted Average Common Shares Outstanding
Basic	9,130	8,538	8,928	8,489
Dilutive effect of stock options	235	109	244	79
Diluted	9,365	8,647	9,172	8,568
Commercial Products Business Unit [Member]
Discontinued Operations
Total discontinued operations		$ 31		$ 57