Note N - Reconciliation of U.S. Federal Income Taxes to Actual Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
U.S. federal income tax at 35%	$ (8,601)	$ 5,491	$ 2,754
Increases (reductions) in tax resulting from:
Foreign tax items	(2,525)	362	(291)
State taxes	(374)	32	228
Valuation allowance	(1,288)	(1,121)	1,551
Change in prior year estimate	473	157	139
Research and development tax credits	(348)	(337)	(267)
Section 199 deduction		(96)	(109)
Unrecognized tax benefits	(21)	5	183
Goodwill impairment	420
Other, net	(18)	22	38
Income tax (benefit) expense	$ (12,282)	$ 4,515	$ 4,226

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deductions. Including, but not limited to, extraterritorial income exclusion deduction, qualified production activity deduction, dividend deduction, deduction for dividend paid to employee stock ownership plan, Medicare prescription drug benefit subsidy deduction, and other deductions.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments.

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Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns.

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