Note 3 - Inventories (Detail) (USD $)			12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012 Minimum [Member]	Jun. 30, 2012 Maximum [Member]	Jun. 30, 2012 TLS and RLS [Member]
Recognition of Inventory Reserves			10 years	15 years
Inventory Valuation Reserves (in Dollars)	$ 1,721,000	$ 443,000			$ 900,000