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Note 1 - Accounting Policies (Details) - Allowance For Doubtful Accounts (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2011
Allowance For Doubtful Accounts [Abstract]      
Balance Beginning of Period $ 38 $ 180 $ 113
Charged to Costs and Expenses 31 35 67
Deductions (1) (177)  
Balance at End of Period $ 68 $ 38 $ 180