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Note H - Income Taxes (Details Textual) - USD ($) | 12 Months Ended |
--- | --- | ---
Sep. 25, 2021 | Sep. 26, 2020 | Sep. 28, 2019 | Sep. 29, 2019
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 21.00% | 21.00% | 21.00% |
Effective Income Tax Rate Reconciliation, Changed in Prior Tax for Repatriation of Foreign Earnings, Amount |  |  | $ (885,000) |
Effective Income Tax Rate Reconciliation, Percent, Total | 24.90% | 25.00% | 25.80% |
Effective Income Tax Rate Reconciliation, State Deferred Taxes and Provision to Return Adjustment, Amount |  | $ 2,200,000 |  |
Tax Cuts and Jobs Act, Transition Tax for Accumulated Foreign Earnings, Liability, Total |  |  |  | $ 315,000
Accrual for Taxes Other than Income Taxes | $ 9,000,000.0 |  |  |
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] |  |  |  |
Operating Loss Carryforwards, Total | 2,209,000 |  |  |
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | PHILLY SWIRL [Member] |  |  |  |
Operating Loss Carryforwards, Total | 2,900,000 |  |  |
Operating Loss Carryforwards, Subject to Limitation and Expiration | 378,000 |  |  |
Operating Loss Carryforwards, Valuation Allowance, Total | $ 0 |  |  |

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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to change in prior year tax for repatriation of foreign earnings. + References No definition available. + Details
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state deferred taxes and provision to return adjustment. + References No definition available. + Details
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- Definition Amount of operating loss carryforwards that are subject to limitation and expiration under Code Section 382. + References No definition available. + Details
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 + Details
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- Definition Amount of tax liability from transition tax on accumulated earnings of controlled foreign corporation deemed repatriated pursuant to Tax Cuts and Jobs Act. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -URI http://asc.fasb.org/topic&trid=2144680 + Details
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