Note Q - Leases - Components of Net Lease Cost (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 25, 2022	Sep. 26, 2021	Sep. 25, 2022	Sep. 26, 2021
Operating lease cost	$ 408	$ 413	$ 836	$ 845
Variable lease cost	482	524	850	966
Less: Sublease income, net	(20)	(5)	(42)	(21)
Total net lease cost	870	932	1,644	1,790
Restaurant Operating Expense [Member]
Total net lease cost	712	770	1,319	1,470
General and Administrative Expense [Member]
Total net lease cost	178	167	367	341
Other Income [Member]
Less: Sublease income, net	$ (20)	$ (5)	$ (42)	$ (21)