Note K - Shareholders' Equity - Accumulated Other Comprehensive Income (Loss), Net of Tax (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 24, 2021	Sep. 25, 2020	Sep. 24, 2020
Balance	$ 130,660	$ 139,958	$ 139,958
Translation adjustment during the quarter	(1,938)	3,612	3,612
Balance	131,624		140,555
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Balance	9,192	3,454	3,454
Translation adjustment during the quarter	(2,014)	3,600
Amounts reclassified from accumulated other comprehensive income	0	0
Net current period other comprehensive (loss) income	(2,014)	3,600
Balance	7,178	7,054
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member]
Balance	(31,463)	(43,576)	(43,576)
Translation adjustment during the quarter	0	0
Amounts reclassified from accumulated other comprehensive income	384	553
Net current period other comprehensive (loss) income	384	553
Balance	(31,079)	(43,023)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Balance	(678)	(1,104)	$ (1,104)
Translation adjustment during the quarter	0	0
Amounts reclassified from accumulated other comprehensive income	68	75
Net current period other comprehensive (loss) income	68	75
Balance	(611)	$ (1,029)
Accumulated Gain (Loss), Net, Net Investment Hedge [Member]
Balance	334
Translation adjustment during the quarter	0
Amounts reclassified from accumulated other comprehensive income	136
Net current period other comprehensive (loss) income	136
Balance	$ 470