Consolidated Statements Of Cash Flow (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Cash Flows from Operating Activities
Statements Of Comprehensive Income	$ 2,206	$ 2,287
Income (loss) from discontinued operations	(57)	1,868
Adjustments to reconcile net income to net cash provided from (used for) operating activities:
Depreciation and amortization	479	453
Stock compensation expense	148	221
Deferred income taxes	(1)	234
Disposal of assets and other	(19)	118
Allowance for doubtful accounts	(22)	141
Changes in assets and liabilities
Receivables, net	2,234	(4,482)
Inventories	(1,961)	(195)
Accounts payable	538	1,794
Other current assets and liabilities	(858)	(1,343)
Net cash provided from operating activities-continuing operations	2,687	1,096
Net cash provided used for operating activities-discontinued operations	(828)	(3,087)
Net cash provided from (used for) operating activities	1,859	(1,991)
Cash Flows from Financing Activities
Proceeds from stock plans	501	188
Repurchase of company stock		(1,349)
Payment of cash dividend	(2,124)
Net cash used for financing activities	(1,623)	(1,161)
Cash Flows from Investing Activities
Purchases of short-term investments	(11,650)	(19,611)
Sales of short-term investments	10,797	21,830
Capital expenditures	(626)	(372)
Proceeds from sale of Commercial Products Business Unit assets (Note 11)	838
Net cash provided from (used for) investing activities	(641)	1,847
Effect of Exchange Rate Changes on Cash and Cash Equivalents	23	(317)
Net Decrease in Cash and Cash Equivalents	(382)	(1,622)
Cash and Cash Equivalents, July 1	12,984	12,105
Cash and Cash Equivalents, March 31	$ 12,602	$ 10,483