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Note 2 - Inventories (Details) - Inventory (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Jun. 30, 2013
Inventory [Abstract]    
Raw materials $ 2,526 $ 2,512
Work-in-process 665 1,979
Finished goods 1,477 1,940
Total $ 4,668 $ 6,431