Note K - Shareholders' Equity - Accumulated Other Comprehensive Income (Loss), Net of Tax (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Dec. 27, 2024	Sep. 27, 2024	Dec. 29, 2023	Sep. 29, 2023	Dec. 27, 2024	Dec. 29, 2023
Balance	$ 158,146	$ 155,054	$ 140,175	$ 145,517	$ 155,054	$ 145,517
Translation adjustment during the quarter	(11,369)	7,291	5,190	(3,036)	(4,078)	2,154
Balance	147,634	158,146	145,910	140,175	147,634	145,910
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Balance	6,299	(849)	(4,678)	(1,582)	(849)	(1,582)
Translation adjustment during the quarter	(11,311)	7,148	5,155	(3,096)
Amounts reclassified from accumulated other comprehensive loss	0	0	0	0
Net current period other comprehensive income (loss)	(11,311)	7,148	5,155	(3,096)
Balance	(5,012)	6,299	477	(4,678)	(5,012)	477
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member]
Balance	(7,841)	(8,062)	(6,119)	(5,948)	(8,062)	(5,948)
Translation adjustment during the quarter	0	0	0	0
Amounts reclassified from accumulated other comprehensive loss	140	221	(108)	(171)
Net current period other comprehensive income (loss)	(1,668)	221	(108)	(171)
Return on plan assets	(1,808)
Balance	(9,509)	(7,841)	(6,227)	(6,119)	(9,509)	(6,227)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Balance	335	504	682	688	504	688
Translation adjustment during the quarter	0	0	0	0
Amounts reclassified from accumulated other comprehensive loss	24	(169)	(183)	(6)
Net current period other comprehensive income (loss)	24	(169)	(183)	(6)
Balance	359	335	499	682	359	499
Accumulated Gain (Loss), Net, Net Investment Hedge [Member]
Balance	818	1,502	1,494	1,272	1,502	1,272
Translation adjustment during the quarter	0	0	0	0
Amounts reclassified from accumulated other comprehensive loss	1,122	(684)	(302)	222
Net current period other comprehensive income (loss)	1,122	(684)	(302)	222
Balance	$ 1,940	$ 818	$ 1,192	$ 1,494	$ 1,940	$ 1,192