Note H - Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2023	Sep. 24, 2022	Sep. 25, 2021
Income taxes at federal statutory rates	$ 22,578	$ 12,968	$ 15,545
State income taxes, net of federal income tax benefit	2,732	1,261	3,233
Share-based compensation	62	162	(124)
Tax effect in jurisdictions where rates differ from federal statutory rate	1,837	424	156
Other, net	1,399	(296)	(391)
Total expense	$ 28,608	$ 14,519	$ 18,419