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Lease expense Lease, Cost Lease, Cost, Total Right Of Use Asset Obtained In Exchange For Operating Lease Liability Operating right-of-use assets obtained in exchange for new operating lease liabilities Percentage of matching contribution Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay Adjustments to reconcile net loss to net cash provided by (used in) operating activities Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Retained Earnings (Accumulated Deficit) Retained Earnings [Member] Income tax benefit being realized Percentage Of Income Tax Likely To Be Realized Percentage of income tax likely to be realized. Effective tax rate Effective tax rate Effective Income Tax Rate Reconciliation, Percent Underlying Asset Class [Axis] Gain (Loss) on Disposition of Property Plant Equipment, Total Gain Loss On Sale Of Property Plant Equipment Loss on disposal of property and equipment Property, Plant and Equipment, Gross, Ending Balance Property, Plant and Equipment, Gross, Beginning Balance Property, Plant and Equipment, Gross, Total Property Plant And Equipment Gross Property and equipment - gross Property and equipment Entity Interactive Data Current Entity Interactive Data Current Federal tax credit carryover Tax Credit Carryforward, Amount Lessee Operating Lease Lease Not Yet Commenced Term Of Contract1 Operating lease liabilities not yet commenced, lease term Entity Public Float Related Party Transactions Disclosure [Text Block] Related Party Transactions Related Party Transactions [Abstract] 2023 Lessee Operating Lease Liability Payments Due Next Twelve Months Leasehold Improvements [Member] Leasehold Improvements Lease liabilities Deferred Tax Assets Lease Liabilities Deferred tax assets lease liabilities. Proceeds from the initial public offering, net of discounts and commissions Proceeds from Issuance Initial Public Offering Local Phone Number Local Phone Number Tax at federal statutory rate Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate Federal statutory tax rate Unrecognized tax benefits Unrecognized Tax Benefits Unrecognized Tax Benefits, Ending Balance Unrecognized Tax Benefits, Beginning Balance Short-term lease initial term Short Term Lease Initial Term Short term lease initial term. Proceeds from common stock offering, net of discounts and commissions Proceeds from Common Stock Offering, Net of Discounts and Commissions Proceeds from common stock offering, net of discounts and commissions Underlying Asset Class [Domain] Employer matching contributions vesting period Employer Matching Contributions Vesting Period Employer matching contributions vesting period. Computation of Basic and Diluted Net Loss Per Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Stock options granted, vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Debt Disclosure [Abstract] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Basis Of Accounting Policy Policy [Text Block] Basis of Presentation Options Outstanding, Number of shares underlying outstanding options, Options exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number Initial Public Offering IPO [Member] Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Options Outstanding, Number of shares underlying outstanding options, Options granted Other Liabilities Noncurrent Other liabilities Deferred tax liabilities: Components of Deferred Tax Liabilities [Abstract] Income Statement Location [Domain] Income Statement Location Asset retirement obligation liability Asset Retirement Obligation Asset Retirement Obligation, Ending Balance Asset Retirement Obligation, Beginning Balance Asset Retirement Obligation, Total Property Plant And Equipment [Abstract] Total Non-current Assets Assets, Noncurrent Rent abatements and rent deferrals Deferred Rent Credit Other Cost And Expense Operating Other costs Remaining availability under credit agreement Revolving credit line Line Of Credit Facility Remaining Borrowing Capacity Increase Decrease In Prepaid Deferred Expense And Other Assets Prepaid expenses and other current assets Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Inventory Disclosure [Abstract] Stock options outstanding Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Options Outstanding, Number of shares underlying outstanding options, Ending balance Options Outstanding, Number of shares underlying outstanding options, Beginning balance Class A Common Stock Common Class A [Member] Class A Document Fiscal Year Focus Document Fiscal Year Focus Prepaid Expense And Other Assets Current [Abstract] Repayment of debt Repayment of debt Repayment of borrowings outstanding Repayments of Debt 2024 Lessee Operating Lease Liability Payments Due Year Two Net loss per share - basic Earnings Per Share, Basic, Total Earnings Per Share Basic Basic Loss contingency settlement amount. Loss Contingency Settlement Amount Settlement amount Assets [Abstract] Assets Deferred Tax Assets, Net Deferred Tax Assets, Net, Total Expected volatility, Minimum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum Prepaid Expense And Other Assets Current Prepaid expenses and other current assets Total prepaid expenses and other current assets Sale of stock, price per share Shares Issued, Price Per Share Financial Instrument [Axis] Property Plant And Equipment By Type [Axis] Long-Lived Tangible Asset Concentration Risk Benchmark [Axis] Incremental common shares attributable to dilutive effect of stock-based awards. Incremental Common Shares Attributable To Dilutive Effect Of Stock Based Awards Dilutive effect of stock-based awards Liabilities And Stockholders Equity [Abstract] Liabilities and stockholders' equity Cash paid for income taxes (net of refunds) Income Taxes Paid, Net Income Taxes Paid, Net, Total Property and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Antidilutive Securities Name [Domain] Antidilutive Securities, Name Expatriate salaries expense. Expatriate Salaries Expense [Member] Expatriate Salaries Expense Income Tax Authority [Axis] Gross deferred tax assets Deferred Tax Assets, Net of Valuation Allowance Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total Profit Loss Net loss Assets Current [Abstract] Current assets: Local Government Requirements Local Government Requirements [Member] Local government requirements. MASSACHUSETTS Watertown, MA Summary of Deferred Income Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Food Food [Member] Food. Inventory write-downs Inventory Write-down Employer plan contributions amount Defined Contribution Plan, Employer Discretionary Contribution Amount Adjustments to additional paid in capital shares income tax deficiency from share based compensation. Adjustments To Additional Paid In Capital Shares Income Tax Deficiency From Share Based Compensation Taxes paid on vested restricted stock awards, shares Increase Decrease In Operating Capital [Abstract] Changes in operating assets and liabilities: Related Party Transaction [Line Items] Related Party Transaction [Line Items] Entity [Domain] Finance lease assets. Finance Lease Assets [Member] Finance Lease Assets Pre-tax and Roth Basis Pre-tax and Roth Basis [Member] Pre-tax and roth basis. Accrued Salaries Current Salaries and wages payable Cover [Abstract] Concentration risk, percentage Concentration Risk, Percentage Products And Services [Domain] Product and Service 2027 Lessee, Operating Lease, Liability, to be Paid, Year Five Schedule Of Earnings Per Share Diluted By Common Class [Table] Schedule Of Earnings Per Share Diluted By Common Class [Table] Liabilities Current [Abstract] Current liabilities: Maximum [Member] Maximum [Member] Maximum Percentage of matching contribution Defined Contribution Plan, Employer Matching Contribution, Percent of Match Increase Decrease Due From Affiliates Due from affiliate Retirement Plan Name [Axis] Summary of Stock Based Compensation Expense Recognized under Stock Incentive Plan Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Text Block] Net Cash Provided By Used In Investing Activities Net cash used in investing activities Furniture And Fixtures [Member] Furniture and Fixtures Exercise stock options, shares Stock Issued During Period Shares Stock Options Exercised Options Outstanding, Number of shares underlying outstanding options, Options exercised Schedule of Inventories Schedule of Inventory, Current [Table Text Block] Use Of Estimates Use of Estimates Schedule of prepaid expenses and other current assets. Schedule Of Prepaid Expenses And Other Current Assets Table [Text Block] Schedule of Prepaid Expenses and Other Current Assets Gross deferred tax liabilities Gross deferred tax liabilities Deferred Tax Liabilities, Gross Deferred Tax Liabilities, Gross, Total Pre-tax Catch-up and Roth Catch-up Basis Pre-tax Catch-up and Roth Catch-up Basis [Member] Pre-tax catch-up and roth catch-up basis. Initial Public Offering Initial Public Offering [Policy Text Block] Initial public offering. Accrued Payroll Taxes Current And Noncurrent Payroll taxes Exercise stock options Stock Issued During Period Value Stock Options Exercised Lease receivables. Lease Receivables [Member] Lease Receivables Segment Information Segment Reporting, Policy [Policy Text Block] Asset Retirement Obligations Asset Retirement Obligation [Policy Text Block] Estimated useful lives Property and equipment, useful life Property, Plant and Equipment, Useful Life Follow-On Offering Follow On Offering [Member] Follow on offering. Repayment of loan from affiliate Repayment Of Loan From Affiliate Repayment of loan from affiliate. Inventory [Axis] Common Stock Shares Authorized Common stock, shares authorized Trading Symbol Trading Symbol Defined Contribution Plan [Table] Interest Expense [Member] Interest Expense JFC International Inc. J F C International Inc [Member] J F C International Inc [Member] Subsequent Event Type [Axis] Subsequent Event Type Other Deferred Tax Assets, Other Balance Sheet Location [Axis] Line Of Credit Facility Average Outstanding Amount Outstanding balance Risk-free interest rate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Accounts Payable, Current, Total Accounts Payable Current Accounts payable Plan Name [Axis] Plan Name Receivables net current. Receivables Net Current [Line Items] Receivables Net Current [Line Items] Schedule Of Related Party Transactions By Related Party [Table] Schedule Of Related Party Transactions By Related Party [Table] Internal Revenue Service ("IRS") Internal Revenue Service (IRS) [Member] Concentration Risk Type [Domain] Property Plant And Equipment Type [Domain] Long-Lived Tangible Asset Due To Affiliate Current Due to affiliate Common Stock Par Or Stated Value Per Share Common stock, par value Entity Well-known Seasoned Issuer Proceeds from the follow-on public offering, net of discounts and commissions Proceeds From Follow On Public Offering Net Of Discounts And Commissions Proceeds from follow-on public offering net of discounts and commissions. Variable Lease Cost Variable lease cost Comprehensive Income Policy Policy [Text Block] Comprehensive Income (Loss) Defined Benefit Plan Disclosure [Line Items] D&O expenses. D And O Expenses [Member] D&O Expenses Property and equipment, estimated useful life Property, Plant and Equipment, Estimated Useful Lives Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price Options Outstanding, Weighted Average Exercise Price Per Share, Options granted Recent Events Concerning the Company's Financial Position Recent Events Concerning Companys Financial Position [Policy Text Block] Recent events concerning the company's financial position. Weighted average remaining lease term. Weighted Average Remaining Lease Term [Abstract] Weighted Average Remaining Lease Term (Years) Leases Of Lessee Disclosure [Text Block] Leases Debt Instrument [Line Items] Debt Instrument [Line Items] Outstanding employee stock options that were excluded from the calculation of diluted loss per share Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Indefinite-Lived Intangible Assets, Major Class Name [Domain]