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Note P - Income Taxes (Details Textual) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2019 | Jun. 30, 2018
Effective Income Tax Rate Reconciliation, Percent, Total |  | 27.56%
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability |  | $ 3,786
Transitional Income Tax , Amount | $ 0 |
Undistributed Earnings of Foreign Subsidiaries | 6,208 |
Unrecognized Tax Benefits that Would Impact Effective Tax Rate | 938 |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued, Total | $ 148 | $ 93
Foreign Tax Authority [Member] |  |
Open Tax Year | 2015 2016 2017 2018 2019 |
Domestic Tax Authority [Member] |  |
Open Tax Year | 2015 2016 2017 2018 2019 |
State and Local Jurisdiction [Member] | Wisconsin Department of Revenue [Member] |  |
Open Tax Year | 2010 2011 2012 2013 |

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- Definition Amount of the income tax calculated by the sum of the amount of post-1986 earnings and profits for all foreign subsidiaries as well as the amount of non-U.S. income taxes paid on such earnings. + References No definition available. + Details
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319 + Details
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