Note L - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 24, 2023	Sep. 25, 2022	Sep. 24, 2023	Sep. 25, 2022	Mar. 26, 2023
Effective Income Tax Rate Reconciliation, Percent	27.40%	26.30%	27.20%	27.10%
Income Tax Expense (Benefit)	$ 2,153	$ 2,127	$ 4,897	$ 4,870
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	$ 7,864	$ 8,085	17,996	$ 17,965
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Percent	0.80%
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	$ 459		459		$ 432
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	$ 335		$ 335		$ 305