Document And Entity Information Document Information [Table] Class of Stock [Axis] Class of Stock [Domain] Common Stock [Member] Common Stock Common Stock, par value $0.01 per share Represents information pertaining to rights to purchase Series A Preferred Stock. Rights to Purchase Series A Preferred Stock [Member] Rights to Purchase Series A Preferred Stock, par value $0.01 per share Document Information [Line Items] Document Type Document Type Document Quarterly Report Document Period End Date Document Period End Date Current Fiscal Year End Date Current Fiscal Year End Date Document Transition Report Securities Act File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line Two Entity Address, City or Town Entity Address, State or Province Entity Address, Postal Zip Code City Area Code Local Phone Number Title of 12(b) Security Trading Symbol No Trading Symbol Flag Security Exchange Name Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Smaller reporting company Entity Emerging Growth Company Emerging Growth Company Entity Shell Company Shell Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Central Index Key Entity Central Index Key Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag CONDENSED CONSOLIDATED BALANCE SHEETS Assets [Abstract] ASSETS Assets, Current [Abstract] Current assets: Cash and Cash Equivalent Cash and cash equivalents Cash available Accounts and Other Receivables, Net, Current Accounts and other receivables, net Inventory, Net Inventories Prepaid Expense and Other Assets, Current Prepaid expenses and other current assets Total prepaid expenses and other current assets Assets, Current Total current assets Property, Plant and Equipment, Net Property and equipment, net Finance Lease, Right-of-Use Asset, after Accumulated Amortization Property and equipment held under finance lease, net Operating Lease, Right-of-Use Asset Operating lease right-of-use assets Goodwill Goodwill Indefinite-Lived Trademarks Trademarks Deferred Income Tax Assets, Net Deferred tax assets Other Assets, Noncurrent Other assets Assets Total assets Liabilities and Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities, Current [Abstract] Current liabilities: Finance Lease, Liability, Current Less: current maturities Current portion of obligations under finance leases Operating Lease, Liability, Current Less: current maturities Current portion of obligations under operating leases Accounts Payable, Current Accounts payable Other Liabilities, Current Other accrued expenses and current liabilities Total other accrued expenses and current liabilities Liabilities, Current Total current liabilities Long-Term Line of Credit, Noncurrent Revolving line of credit Revolver loan Finance Lease, Liability, Noncurrent Obligations under finance leases, net of current portion Noncurrent portion Operating Lease, Liability, Noncurrent Obligations under operating leases, net of current portion Noncurrent portion Deferred Income Tax Liabilities, Net Deferred tax liabilities, net Other Liabilities, Noncurrent Other noncurrent liabilities Total other noncurrent liabilities Liabilities Total liabilities Commitments and Contingencies Commitments and contingencies (Note 8) Equity, Attributable to Parent [Abstract] Stockholders' equity: Preferred Stock, Value, Issued Preferred stock, $0.01 par value, 100,000,000 shares authorized; 100,000 shares designated as Series A Preferred Stock; none issued or outstanding Common Stock, Value, Issued Common stock, $0.01 par value, 200,000,000 shares authorized; 30,455,298 and 29,957,385 shares issued and outstanding as of April 1, 2026 and December 31, 2025, respectively Additional Paid in Capital, Common Stock Additional paid-in-capital Retained Earnings (Accumulated Deficit) Retained earnings Equity, Attributable to Parent Ending balance Beginning balance Total stockholders' equity Liabilities and Equity Total liabilities and stockholders' equity Preferred Stock, Par or Stated Value Per Share Preferred stock, par value (usd per share) Preferred Stock, Shares Authorized Preferred stock, shares authorized (shares) Number of preferred stock shares designated. Number of Preferred Stock Shares Designated Shares designated as Series A Preferred Stock Preferred Stock, Shares Issued Preferred stock, shares issued (shares) Preferred Stock, Shares Outstanding Preferred stock, shares outstanding (shares) Common Stock, Par or Stated Value Per Share Common stock, par value (usd per share) Common Stock, Shares Authorized Common stock, shares authorized (shares) Common Stock, Shares, Issued Common stock, shares issued (shares) Common Stock, Shares, Outstanding Common stock, shares outstanding (shares) CONDENSED CONSOLIDATED STATEMENTS OF INCOME Statement [Table] Statement [Table] Product and Service [Axis] Product and Service [Domain] Service [Member] Company-operated restaurant revenue Franchise [Member] Franchise revenue Franchise Advertising Fee [Member] Franchise Advertising Fee [Member] Franchise advertising fee revenue Statement [Line Items] Statement [Line Items] Revenues [Abstract] Revenue Revenue from Contract with Customer, Including Assessed Tax Total revenue Cost of Product and Service Sold [Abstract] Cost of operations Cost, Direct Material Food and paper cost Food and paper costs Cost, Direct Labor Labor and related expenses Other Cost and Expense, Operating Occupancy and other operating expenses Generally recurring costs associated with normal operations including cost of services. Company Restaurant Expenses Company restaurant expenses General and Administrative Expense General and administrative expenses Franchisor Costs Franchise expenses Depreciation, Depletion and Amortization Depreciation and amortization Depreciation and amortization Gain (Loss) on Disposition of Other Assets Loss on disposal of assets Loss on disposal of assets Restructuring Costs and Asset Impairment Charges Impairment and closed-store reserves Costs and Expenses Total expenses Operating Income (Loss) Income from operations Interest Expense, Nonoperating Interest expense, net Interest expenses, net Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income before provision for income taxes Income Tax Expense (Benefit) Provision for income taxes Provision for income taxes Total segment net income Net income Net income EARNINGS PER SHARE Net income per share Earnings Per Share, Basic Basic (usd per share) Net income per share-basic (usd per share) Earnings Per Share, Diluted Diluted (usd per share) Net income per share-diluted (usd per share) Earnings Per Share, Basic, Other Disclosure [Abstract] Weighted-average shares used in computing net income per share Denominator: Weighted Average Number of Shares Outstanding, Basic Basic (shares) Weighted-average shares outstanding-basic (shares) Weighted Average Number of Shares Outstanding, Diluted Diluted (shares) Weighted-average shares outstanding-diluted (shares) Weighted-average shares outstanding-diluted (shares) CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY Equity Components [Axis] Equity Component [Domain] Additional Paid-in Capital [Member] Additional Paid-in Capital Retained Earnings [Member] (Accumulated Deficit) Retained Earnings Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Shares, Outstanding Ending balance (shares) Beginning balance (shares) APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Stock-based compensation Stock Issued During Period, Value, Restricted Stock Award, Gross Issuance of common stock related to restricted shares Stock Issued During Period, Shares, Restricted Stock Award, Gross Issuance of common stock related to restricted shares (shares) Stock Issued During Period, Value, Stock Options Exercised Issuance of common stock upon exercise of stock options, net Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Exercised (shares) Issuance of common stock upon exercise of stock options, net (shares) Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Shares repurchased for employee tax withholdings Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Shares repurchased for employee tax withholdings (shares) Stock Repurchased and Retired During Period, Value Repurchase of common stock Stock Repurchased and Retired During Period, Shares Repurchase of common stock (shares) Amount of decrease in additional paid in capital (APIC) resulting from exercise tax on repurchase of common stock. Adjustments to Additional Paid in Capital, Exercise Tax on Repurchase of Common Stock Repurchase of common stock - excise tax Share based compensation arrangement by share based payment award equity instruments other than options forfeited and expirations in period value. Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited And Expiration In Period Value Forfeiture of common stock related to restricted shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited And Expirations In Period Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited And Expirations In Period Forfeiture of common stock related to restricted shares (shares) Forfeited and cancelled CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS Operating Cash Flows, Direct Method [Abstract] Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Cash flows from operating activities: Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Adjustments to reconcile net income to net cash flows provided by operating activities: Share-Based Payment Arrangement, Noncash Expense Stock-based compensation expense Amortization of Debt Issuance Costs Amortization of deferred financing costs Deferred Income Tax Expense (Benefit) Deferred income taxes, net Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities: Increase (Decrease) in Accounts and Other Receivables Accounts and other receivables Increase (Decrease) in Inventories Inventories Increase (Decrease) in Prepaid Expense and Other Assets Prepaid expenses and other current assets Increase (Decrease) in Income Taxes Income taxes receivable/payable The increase (decrease) during the reporting period in operating lease assets. Increase Decrease In Operating Lease Assets Operating lease assets Increase (Decrease) in Other Operating Assets Other assets Increase (Decrease) in Accounts Payable Accounts payable Increase (Decrease) in Operating Lease Liability Operating lease liabilities Increase (Decrease) in Other Accrued Liabilities Other accrued expenses and current liabilities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Net cash flows provided by operating activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Cash flows from investing activities: Payments to Acquire Property, Plant, and Equipment Purchase of property and equipment Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Net cash flows used in investing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Cash flows from financing activities: Proceeds from Secured Lines of Credit Proceeds from borrowings on revolver and swingline loans Proceeds from borrowings on revolver Repayments of Lines of Credit Payments on revolver and swingline loan Repayments of lines of credit Amount of cash inflow and outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement. Payments Proceeds Related To Tax Withholding For Share Based Compensation Minimum tax withholdings related to net share settlements Proceeds from Issuance of Common Stock Proceeds from issuance of common stock upon exercise of stock options, net of expenses Finance Lease, Principal Payments Payment of obligations under finance leases Financing cash flows used for finance leases Payments for Repurchase of Common Stock Repurchases of common stock Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Net cash flows provided by (used in) financing activities Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Excluding Exchange Rate Effect, Including Discontinued Operation Increase in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Cash and cash equivalents, end of period Cash and cash equivalents, beginning of period Supplemental Cash Flow Elements [Abstract] Supplemental cash flow information Interest Paid, Excluding Capitalized Interest, Operating Activity Cash paid during the period for interest Capital Expenditures Incurred but Not yet Paid Unpaid purchases of property and equipment Stock repurchase accrued not paid including exercise tax. Stock Repurchase Accrued Not Paid Including Exercise Tax Unpaid repurchases of common stock and excise tax BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Basis of Presentation and Significant Accounting Policies [Text Block] BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES PREPAID EXPENSES AND OTHER CURRENT ASSETS Other Current Assets [Text Block] PREPAID EXPENSES AND OTHER CURRENT ASSETS PROPERTY AND EQUIPMENT Property, Plant and Equipment Disclosure [Text Block] PROPERTY AND EQUIPMENT STOCK-BASED COMPENSATION Share-Based Payment Arrangement [Text Block] STOCK-BASED COMPENSATION LONG-TERM DEBT. Debt Disclosure [Text Block] LONG-TERM DEBT OTHER ACCRUED EXPENSES AND CURRENT LIABILITIES Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block] OTHER ACCRUED EXPENSES AND CURRENT LIABILITIES OTHER NONCURRENT LIABILITIES Other Liabilities Disclosure [Text Block] OTHER NONCURRENT LIABILITIES COMMITMENTS AND CONTINGENCIES. Commitments and Contingencies Disclosure [Text Block] COMMITMENTS AND CONTINGENCIES Earnings Per Share [Text Block] EARNINGS PER SHARE REVENUE FROM CONTRACTS WITH CUSTOMERS Revenue from Contract with Customer [Text Block] REVENUE FROM CONTRACTS WITH CUSTOMERS LEASES The entire disclosure for leases. Lease Disclosure [Text Block] LEASES SEGMENT REPORTING Segment Reporting Disclosure [Text Block] SEGMENT REPORTING Basis of Accounting, Policy [Policy Text Block] Basis of Presentation Consolidation, Policy [Policy Text Block] Principles of Consolidation Use of Estimates, Policy [Policy Text Block] Use of Estimates