Note 3 - Inventories (Details) - Inventory (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Jun. 30, 2012
Inventory [Abstract]
Raw materials	$ 1,458	$ 3,961
Finished goods	1,253	2,235
Subtotal	2,711	6,196
Less: Inventory reserve	(1,083)	(1,721)
	$ 1,628	$ 4,475

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of valuation reserve for inventory.

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