Annual report pursuant to Section 13 and 15(d)

Note 11 - Income Taxes (Details Textual)

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Note 11 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | Earliest Tax Year [Member]    
Income Tax Examination, Year under Examination 2010  
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | Latest Tax Year [Member]    
Income Tax Examination, Year under Examination 2015  
Deferred Tax Assets, Valuation Allowance $ 2,155 $ 1,816
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued 2,200  
Other Tax Expense (Benefit) (1,400)  
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit 400  
Unrecognized Tax Benefits that Would Impact Effective Tax Rate $ 300