Note 10 - Income Taxes (Details Textual) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2016 |
Jun. 30, 2015 |
Jun. 30, 2014 |
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| Domestic Tax Authority [Member] | Earliest Tax Year [Member] | |||
| Open Tax Year | 2012 | ||
| Domestic Tax Authority [Member] | Latest Tax Year [Member] | |||
| Open Tax Year | 2014 | ||
| Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries | $ 0 | $ 0 | $ 0 |
| Unrecognized Tax Benefits | 500,000 | 500,000 | |
| Undistributed Earnings of Foreign Subsidiaries | $ 8,600,000 | $ 10,900,000 | $ 3,800,000 |
| Effective Income Tax Rate Reconciliation, Percent | 35.00% | ||
| Operating Loss Carryforwards | $ 120,000,000 |
| X | ||||||||||
- Definition Amount of deferred tax liability not recognized because of the exceptions to comprehensive recognition of deferred taxes related to undistributed earnings of foreign subsidiaries. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Tax year that remains open to examination under enacted tax laws, in CCYY format. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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