Note 6 - Other Accrued Liabilities (Detail) - The components of other liabilities are as follows: (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Jun. 30, 2011
Other accrued liabilities	$ 1,374	$ 945
Accrued Audit [Member]
Other accrued liabilities	97	111
Accrued Service Contracts [Member]
Other accrued liabilities	228	277
Accrued Contingent Legal Fees [Member]
Other accrued liabilities	375
Accrued Step Rent [Member]
Other accrued liabilities	141	152
Accrued Warranty [Member]
Other accrued liabilities	205	198
Deferred Revenue [Member]
Other accrued liabilities	156	65
Other Accrued Liabilities [Member]
Other accrued liabilities	$ 172	$ 142