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Note 13 - Sale of Subsidiary (Details) (USD $)
3 Months Ended 0 Months Ended 3 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
LSI Saco Technologies Inc [Member]
Sep. 30, 2014
LSI Saco Technologies Inc [Member]
Note 13 - Sale of Subsidiary (Details) [Line Items]        
Sale of Stock, Consideration Received on Transaction     $ 1,900,000  
Gain (Loss) on Disposition of Business (565,000)   (565,000)  
Long-term Line of Credit       5,000,000
Revenue, Net 78,466,000 [1] 80,486,000 [1]   41,000
Operating Income (Loss) $ 2,534,000 $ 2,839,000   $ (183,000)
[1] Net sales are attributed to geographic areas based upon the location of the operation making the sale.