Note H - Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2024	Mar. 26, 2023
Effective Income Tax Rate Reconciliation, Percent	28.50%	26.80%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	$ 465	$ 432
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	345	305
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	41	$ 33
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	$ 46