Note 11 - Income Taxes (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
|
| Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | Earliest Tax Year [Member] | ||
| Income Tax Examination, Year under Examination | 2007 | |
| Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | Latest Tax Year [Member] | ||
| Income Tax Examination, Year under Examination | 2013 | |
| Deferred Tax Assets, Valuation Allowance | $ 1,816 | $ 1,408 |
| Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | 3,100 | |
| Other Tax Expense (Benefit) | (2,000) | |
| Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit | 1,200 | |
| Unrecognized Tax Benefits that Would Impact Effective Tax Rate | $ 800 |