Note D - Other Comprehensive Loss - Other Comprehensive (Loss) Income (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2019	Jun. 30, 2018
Balance	$ 68,248	$ 61,148
Balance	76,084	68,248
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Balance	(387)	(491)
OCI/OCL before reclassifications	(144)	69
Amounts reclassified from OCI	3	80
Tax effect of OCI activity	37	(45)
Net current period OCI/OCL	(104)	104
Balance	(491)	(387)
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Balance	(191)	(414)
OCI/OCL before reclassifications	4,251	(1,370)
Amounts reclassified from OCI	(2,966)	1,689
Tax effect of OCI activity	(311)	(96)
Net current period OCI/OCL	974	223
Balance	783	(191)
AOCI Attributable to Parent [Member]
Balance	(578)	(905)
OCI/OCL before reclassifications	4,107	(1,301)
Amounts reclassified from OCI	(2,963)	1,769
Tax effect of OCI activity	(274)	(141)
Net current period OCI/OCL	870	327
Balance	$ 292	$ (578)

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

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