Note H - Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Sep. 24, 2022	Sep. 25, 2021	Sep. 26, 2020
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%	21.00%
Effective Income Tax Rate Reconciliation, Percent, Total	23.50%	24.90%	25.00%
Effective Income Tax Rate Reconciliation, State Deferred Taxes and Provision to Return Adjustment, Amount			$ 2,200
Accrual for Taxes Other than Income Taxes	$ 4,300
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member]
Operating Loss Carryforwards	2,000
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | PHILLY SWIRL [Member]
Operating Loss Carryforwards	2,500
Operating Loss Carryforwards, Subject to Limitation and Expiration	$ 400
Operating Loss Carryforwards, Valuation Allowance, Total		$ 0