Note K - Shareholders' Equity - Shareholders' Equity Reconciliation (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Mar. 26, 2021	Dec. 25, 2020	Sep. 25, 2020	Mar. 27, 2020	Dec. 27, 2019	Sep. 27, 2019	Mar. 26, 2021	Mar. 27, 2020
Balance	$ 142,395	$ 140,555	$ 139,958	$ 169,485	$ 173,363	$ 182,818	$ 139,958	$ 182,818
Net income (loss)	166	(4,280)	(3,937)	(25,176)	(6,466)	(6,293)	(8,051)	(37,935)
Translation adjustments	(3,008)	4,899	3,612	(1,266)	1,647	(2,996)	5,503	(2,615)
Benefit plan adjustments, net of tax	583	555	553	1,593	548	557	1,691	2,698
Interest rate swap	193	104	75	(582)	146	(143)	372	(579)
Compensation expense	524	562	518	(19)	248	459
Shares (acquired) issued, net	0	0	(224)		(1)	(912)
Cash dividends						(127)
Balance	140,853	142,395	140,555	144,035	169,485	173,363	140,853	144,035
Common Stock [Member]
Balance	39,918	40,814	42,756	42,305	43,182	45,047	42,756	45,047
Net income (loss)
Translation adjustments
Benefit plan adjustments, net of tax
Interest rate swap
Compensation expense	524	562	518	(19)	248	459
Shares (acquired) issued, net	4	(1,458)	(2,460)		(1,125)	(2,324)
Balance	40,446	39,918	40,814	42,286	42,305	43,182	40,446	42,286
Retained Earnings [Member]
Balance	148,363	152,676	156,655	183,645	190,161	196,472	156,655	196,472
Net income (loss)	94	(4,313)	(3,979)	(25,230)	(6,516)	(6,311)
Translation adjustments
Benefit plan adjustments, net of tax
Interest rate swap
Compensation expense
Shares (acquired) issued, net
Balance	148,457	148,363	152,676	158,415	183,645	190,161	148,457	158,415
AOCI Attributable to Parent [Member]
Balance	(31,452)	(36,998)	(41,226)	(38,230)	(40,571)	(37,971)	(41,226)	(37,971)
Net income (loss)
Translation adjustments	(2,970)	4,887	3,600	(1,257)	1,647	(3,014)
Benefit plan adjustments, net of tax	583	555	553	1,593	548	557
Interest rate swap	193	104	75	(582)	146	(143)
Compensation expense
Shares (acquired) issued, net
Balance	(33,646)	(31,452)	(36,998)	(38,476)	(38,230)	(40,571)	(33,646)	(38,476)
Treasury Stock [Member]
Balance	(15,102)	(16,560)	(18,796)	(18,796)	(19,920)	(21,332)	(18,796)	(21,332)
Net income (loss)
Translation adjustments
Benefit plan adjustments, net of tax
Interest rate swap
Compensation expense
Shares (acquired) issued, net	(4)	1,458	2,236		1,124	1,412
Balance	(15,106)	(15,102)	(16,560)	(18,796)	(18,796)	(19,920)	(15,106)	(18,796)
Noncontrolling Interest [Member]
Balance	668	623	569	561	511	602	569	602
Net income (loss)	72	33	42	54	50	18
Translation adjustments	(38)	12	12	(9)	0	18
Benefit plan adjustments, net of tax
Interest rate swap
Compensation expense
Shares (acquired) issued, net
Cash dividends						(127)
Balance	$ 702	$ 668	$ 623	$ 606	$ 561	$ 511	$ 702	$ 606