Note L - Restructuring of Operations - Roll-forward of Restructuring Activity (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 25, 2020	Dec. 31, 2021	Dec. 25, 2020
Accrued restructuring liability			$ 2,352
Restructuring Charges, Total	$ 1,190	$ 120	1,238	$ 525
Payments, adjustments and write-offs during the year			(1,350)
Accrued restructuring liability	$ 2,240		$ 2,240