Note D - Other Comprehensive Loss - Other Comprehensive (Loss) Income (Details) - USD ($) $ in Thousands	3 Months Ended
Sep. 30, 2018	Sep. 30, 2017
Balance	$ 68,248
Balance	71,876
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Balance	(387)	$ (491)
OCI/OCL before reclassifications
Amounts reclassified from OCI
Tax effect of OCI activity
Net current period OCI/OCL
Balance	(387)	(491)
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Balance	(191)	(414)
OCI/OCL before reclassifications	945	(1,953)
Amounts reclassified from OCI	(446)	178
Tax effect of OCI activity	(116)	641
Net current period OCI/OCL	383	(1,134)
Balance	192	(1,548)
AOCI Attributable to Parent [Member]
Balance	(578)	(905)
OCI/OCL before reclassifications	945	(1,953)
Amounts reclassified from OCI	(446)	178
Tax effect of OCI activity	(116)	641
Net current period OCI/OCL	383	(1,134)
Balance	$ (195)	$ (2,039)

Amount before tax and reclassification adjustments of other comprehensive income (loss) attributable to parent.

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