Note M - Debt (Details Textual) - Revolving Credit Facility [Member] - Restated Credit Agreement [Member] $ in Thousands			3 Months Ended				6 Months Ended
	Oct. 11, 2024 USD ($)	Jul. 18, 2022 USD ($)	Dec. 31, 2023	Sep. 30, 2023 USD ($)	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2024 USD ($)	Mar. 31, 2024	Sep. 01, 2023 USD ($)	May 08, 2023 USD ($)	Oct. 26, 2022 USD ($)	Jan. 21, 2022 USD ($)	Dec. 25, 2021 USD ($)
Line of Credit Facility, Maximum Borrowing Capacity		$ 75,000								$ 85,000	$ 75,000	$ 90,000	$ 65,000	$ 50,000
Line of Credit Facility, Maximum Borrowing Capacity, Accordion Feature													$ 90,000
Debt to EBITDA Ratio		3	2.75	3	4.25	3	3.25
EBITDA Add-backs for Disposition Expenses												2,000
EBITDA Add-backs for Unusual or Non Recurring Expenses												$ 2,000
Debt Instrument, Covenant, Fixed Charge Coverage Ratio			1.1						1.25
Debt Instrument, Covenant, Minimum EBITDA				$ 22,500
Long-Term Debt, Gross								$ 27,400
Amount Drawn Under the Revolving Facility, Total								$ 2,100
Subsequent Event [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 60,000
Line of Credit Facility, Maximum Borrowing Capacity, Accordion Feature	85,000
Debt Instrument, Covenant, Minimum EBITDA	$ 1,750
Debt Instrument, Covenant, Minimum Interest Coverage Ratio	3.5
Debt Instrument, Covenant, Maximum Cash Dividends and Share Repurchases	$ 12,000