Consolidated Statements Of Cash Flow (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Cash Flows from Operating Activities
Net Income (Loss)	$ (333)	$ 1,826	$ (805)
Loss from discontinued operations	3,160	824	849
Adjustments to reconcile net loss to net cash provided from (used for) operating activities:
Depreciation and amortization	597	694	878
Stock compensation expense	255	440	536
Deferred income taxes	469	882	(2,546)
Disposal of assets and other	88	(18)	97
Allowance for doubtful accounts	142	154	(448)
Changes in assets and liabilities
Receivables, net	(661)	(1,730)	(6,098)
Inventories	58	(347)	1,731
Accounts payable	842	(1,776)	1,693
Other current assets and liabilities	231	4,252	1,068
Net cash provided from (used for) operating activities-continuing operations	4,848	5,201	(3,045)
Net cash provided from (used for) operating activities-discontinued operations	(1,938)	1,002	1,065
Net cash provided from (used for) operating activities	2,910	6,203	(1,980)
Cash Flows from Financing Activities
Proceeds from stock plans	204	326	268
Repurchase of company stock	(1,348)	(3,199)
Net cash provided from (used for) financing activities	(1,144)	(2,873)	268
Cash Flows from Investing Activities
Purchases of short-term investments	(29,467)	(51,091)	(13,515)
Sales of short-term investments	29,830	50,094	4,478
Capital expenditures	(594)	(813)	(449)
Net cash provided used for investing activities	(231)	(1,810)	(9,486)
Effect of Exchange Rate Changes on Cash and Cash Equivalents	(656)	796	(1,667)
Net Decrease in Cash and Cash Equivalents	879	2,316	(12,865)
Cash and Cash Equivalents, July 1	12,105	9,789	22,654
Cash and Cash Equivalents, June 30	12,984	12,105	9,789
Supplemental Cash Flow Information [Abstract]
Cash paid during the year for interest	7	12	5
Cash paid during the year for income taxes	$ 497	$ 138	$ 422