Note M - Debt (Details Textual) - Revolving Credit Facility [Member] - Restated Credit Agreement [Member] $ in Millions		3 Months Ended	6 Months Ended
	Jul. 18, 2022 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2022	Oct. 26, 2022 USD ($)	Jan. 21, 2022 USD ($)	Dec. 25, 2021 USD ($)
Line of Credit Facility, Maximum Borrowing Capacity	$ 75.0			$ 90.0	$ 65.0	$ 50.0
Line of Credit Facility, Maximum Borrowing Capacity, Accordion Feature					$ 90.0
Debt to EBITDA Ratio	3.00	3.00	3.25
EBITDA Add-backs for Disposition Expenses				2.0
EBITDA Add-backs for Unusual or Non Recurring Expenses				$ 2.0
Long-Term Debt, Gross		$ 38.1
Amount Drawn Under the Revolving Facility, Total		$ 57.1