Note H - Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2024	Mar. 26, 2023
Income tax provision at the U.S. Federal statutory rate	$ 5,765	$ 5,629
State and local income taxes, net of U.S. Federal income tax benefit	1,485	1,339
Change in uncertain tax positions, net	73	63
Nondeductible meals and entertainment and other	(24)	(45)
Nondeductible executive compensation	536	195
Total provision for income taxes	$ 7,835	$ 7,181