Note N - Lease Obligations - Components of Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2023	Mar. 25, 2022	Mar. 31, 2023	Mar. 25, 2022
Amortization of right-of-use assets	$ 187	$ 162	$ 498	$ 492
Interest on lease liabilities	87	68	219	211
Operating lease cost	852	800	2,250	2,190
Short-term lease cost	2	13	5	53
Variable lease cost	94	46	202	127
Total lease cost	1,222	1,089	3,174	3,073
Less: Sublease income	(18)	(19)	(53)	(57)
Net lease cost	$ 1,204	$ 1,070	$ 3,121	$ 3,016