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Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Operations and support Operations And Support Expense Operations And Support Expense Related Party, Type [Domain] Related and Nonrelated Parties [Domain] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Local Phone Number Local Phone Number Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Total operating expenses Operating expenses Operating Expenses Reconciliation of Revenue from Segments to Consolidated Reconciliation of Revenue from Segments to Consolidated [Table Text Block] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract] Share-based compensation arrangement by share-based payment award, award requisite service period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Requisite Service Period Changes in operating assets and liabilities, net of effects of business acquisitions: Increase (Decrease) in Operating Capital [Abstract] PEO Total Compensation Amount PEO Total Compensation Amount Accrued shopper and merchant liability Accrued Shopper and Merchant Liability, Current Accrued Shopper and Merchant Liability, Current Forfeiture of restricted stock (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Income Statement Location [Axis] Statement of Income Location, Balance [Axis] Share Repurchase Program [Domain] Share Repurchase Program [Domain] Restructuring and related cost, number of positions eliminated, expected percent Restructuring And Related Cost, Number Of Positions Eliminated, Expected Percent Restructuring And Related Cost, Number Of Positions Eliminated, Expected Percent Deferred offering costs paid Payments of Stock Issuance Costs Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Common Stock Common Stock [Member] Measure: Measure [Axis] Vested and not settled, weighted average exercise price (in dollars per share) Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Vested And Not Settled In Period, Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Vested And Not Settled In Period, Weighted Average Grant Date Fair Value Share price (in dollars per share) Share Price Accretion related to Series A redeemable convertible preferred stock Less: Accretion related to Series A redeemable convertible preferred stock Temporary Equity, Accretion To Redemption Value, Adjustment, Basic Temporary Equity, Accretion To Redemption Value, Adjustment, Basic Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Issuance of common stock in connection with initial public offering, net of underwriting discounts and offering costs (in shares) Stock Issued During Period, Shares, New Issues Entity Emerging Growth Company Entity Emerging Growth Company Common stock withheld or cancelled for tax obligation and net settlement (in shares) Non-voting common stock withheld or cancelled for tax obligation and net settlement (in shares) Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Entity Central Index Key Entity Central Index Key General and administrative General and Administrative Expense [Member] Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Schedule of Accounts Payable and Accrued Liabilities Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Equity Component [Domain] Equity Component [Domain] Preferred stock, par or stated value per share (in dollars per share) Preferred Stock, Par or Stated Value Per Share Financial Instrument [Axis] Financial Instrument [Axis] Temporary equity, shares outstanding (in shares) Temporary equity, beginning balance (in shares) Temporary equity, ending balance (in shares) Temporary Equity, Shares Outstanding RECONCILIATION OF CASH, CASH EQUIVALENTS, AND RESTRICTED CASH AND CASH EQUIVALENTS TO THE CONDENSED CONSOLIDATED BALANCE SHEETS Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract] Customer B Customer B [Member] Customer B Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Stock-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Unvested restricted non-voting common stock Unvested restricted non-voting common stock Restricted Stock [Member] Entity Shell Company Entity Shell Company Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Title Trading Arrangement, Individual Title Capitalized computer software costs Capitalized Computer Software, Period Increase (Decrease) Statement [Table] Statement [Table] Measurement Frequency [Domain] Measurement Frequency [Domain] Significant Accounting Policies Significant Accounting Policies [Text Block] Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] City Area Code City Area Code Current liabilities: Liabilities, Current [Abstract] Restructuring and related cost, expected cost remaining Restructuring and Related Cost, Expected Cost Remaining Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Level 1 Fair Value, Inputs, Level 1 [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Total current assets Assets, Current Statement of Cash Flows [Abstract] Thereafter Finite-Lived Intangible Asset, Expected Amortization, after Year Four Finite-Lived Intangible Asset, Expected Amortization, after Year Four Repurchases of common stock Payments for Repurchase of Common Stock Weighted-Average Grant-Date Fair Value per Share Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Other Other Intangible Assets [Member] Income Taxes Income Tax Disclosure [Text Block] Repurchase and retirement of common stock Stock repurchased and retired during period, value Stock Repurchased and Retired During Period, Value Earnings Per Share [Abstract] Equity [Abstract] Accumulated deficit Retained Earnings (Accumulated Deficit) Repurchase and retirement of common stock (in shares) Repurchase and retirement of common stock (in shares) Stock Repurchased and Retired During Period, Shares Class of Stock [Domain] Class of Stock [Domain] Options forfeited, weighted average exercise price (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Related Party Transaction [Line Items] Related Party Transaction [Line Items] General and administrative General and Administrative Expense Organization, Consolidation and Presentation of Financial Statements [Abstract] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Equity Awards Adjustments Equity Awards Adjustments [Member] Net cash provided by (used in) financing activities Net Cash Provided by (Used in) Financing Activities Underlying Securities Award Underlying Securities Amount Investments Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Antidilutive Securities, Condition [Axis] Antidilutive Securities, Condition [Axis] Antidilutive Securities, Condition Amendment Flag Amendment Flag Entity Registrant Name Entity Registrant Name Accretion of Series A redeemable convertible preferred stock Adjustments to Additional Paid in Capital, Increase in Carrying Amount of Redeemable Preferred Stock Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Depreciation and amortization expense Depreciation, Depletion and Amortization Increase (Decrease) in Temporary Equity [Roll Forward] Increase (Decrease) in Temporary Equity [Roll Forward] Gross profit Gross Profit Change in foreign currency translation adjustments Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Fair Value as of Grant Date Award Grant Date Fair Value Customer Concentration Risk Customer Concentration Risk [Member] Subsequent Events [Abstract] Sale of stock, number of shares issued in transaction (in shares) Sale of Stock, Number of Shares Issued in Transaction Within one year Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One Level 2 Fair Value, Inputs, Level 2 [Member] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Stockholders’ equity: Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Geographical [Domain] Geographical [Domain] Property, Plant and Equipment Property, Plant and Equipment [Member] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Issuance of common stock in connection with initial public offering, net of underwriting discounts and offering costs Stock Issued During Period, Value, New Issues Entity Address, Postal Zip Code Entity Address, Postal Zip Code Share-Based Payment Arrangement, Expensed and Capitalized, Amount Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Schedule of Restructuring and Related Costs [Table] Restructuring Cost [Table] Restatement Determination Date: Restatement Determination Date [Axis] Title of 12(b) Security Title of 12(b) Security Concentration Risk Type [Axis] Concentration Risk Type [Axis] Common stock, $0.0001 par value per share; $2,000,000 shares authorized as of December 31, 2023 and September 30, 2024; 279,046, and $256,986 shares issued and outstanding as of December 31, 2023 and September 30, 2024, respectively Common Stock, Value, Issued Stock Repurchase Program - June 2024 Stock Repurchase Program - June 2024 [Member] Stock Repurchase Program - June 2024 Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Other investing activities Payments for (Proceeds from) Other Investing Activities Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Options vested and exercisable, aggregate intrinsic value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Forfeited, weighted average exercise price (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value FINANCING ACTIVITIES Net Cash Provided by (Used in) Financing Activities [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Concentration Risk [Line Items] Concentration Risk [Line Items] Preferred stock, $0.0001 par value per share; 24,167 shares authorized as of December 31, 2023 and September 30, 2024; zero shares issued and outstanding as of December 31, 2023 and September 30, 2024 Preferred Stock, Value, Issued Estimated Useful Life Property, Plant and Equipment, Useful Life Number of Options Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Shares available for issuance under the 2023 Employee Stock Purchase Plan Employee Stock [Member] Redeemable Convertible Preferred Stock Temporary Equity Disclosure [Text Block] Temporary Equity Disclosure Net income (loss) per share attributable to common stockholders, basic (in dollars per share) Net income per share attributable to common stockholders, basic (in dollars per share) Earnings Per Share, Basic Accounts payable Increase (Decrease) in Accounts Payable Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Income taxes, potential tax, interest or penalties, increase (decrease) in reserve amount Income Taxes, Potential Tax, Interest Or Penalties, Increase (Decrease) In Reserve Amount Income Taxes, Potential Tax, Interest Or Penalties, Increase (Decrease) In Reserve Amount Changes in advances from payment card issuer Changes In Advances From Payment Card Issuer Changes In Advances From Payment Card Issuer Alan Ramsay Trading Arrangement, Common Stock Subject To Restricted Stock Units Previously Awarded [Member] Alan Ramsay Trading Arrangement, Common Stock Subject To Restricted Stock Units Previously Awarded Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Amortization Amortization Net income (loss) attributable to common stockholders, basic Net Income (Loss) Available to Common Stockholders, Basic Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Schedule of Stock by Class [Table] Stock, Class of Stock [Table] Total current liabilities Liabilities, Current Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Series A redeemable convertible preferred stock; $0.0001 par value per share; 5,833 shares authorized, issued, and outstanding as of December 31, 2023 and September 30, 2024 Temporary equity, beginning balance Temporary equity, ending balance Temporary Equity, Carrying Amount, Attributable to Parent Share Repurchase Program [Axis] Share Repurchase Program [Axis] Total assets Assets 2025 Finite-Lived Intangible Asset, Expected Amortization, Year One Cost of revenue Cost of Goods and Services Sold Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Purchases of property and equipment, including capitalized internal-use software Payments to Acquire Property, Plant, and Equipment Other long-term liabilities Other Liabilities, Noncurrent Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Commitments and contingencies Commitments and Contingencies Termination Date Trading Arrangement Termination Date Stock Repurchase Program - November 2024 Stock Repurchase Program - November 2024 [Member] Stock Repurchase Program - November 2024 Schedule of Related Party Transactions, by Related Party [Table] Related Party Transaction [Table] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Revenue from External Customers by Geographic Areas Revenue from External Customers by Geographic Areas [Table Text Block] Remaining shares available for future issuance Shares Available For Future Grant [Member] Shares Available For Future Grant Entity Address, City or Town Entity Address, City or Town Share-based compensation arrangement by share-based payment award, options, exercises in period, intrinsic value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Total stock-based compensation expense Share-Based Payment Arrangement, Expense Net income (loss) Net income (loss) Net income Net Income (Loss) Attributable to Parent Trading Arrangement: Trading Arrangement [Axis] Investments, Debt and Equity Securities [Abstract] Conversion of redeemable convertible preferred stock to common stock in connection with initial public offering Stock Issued During Period, Value, Conversion of Convertible Securities Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Loss Contingencies [Table] Loss Contingencies [Table] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Entity File Number Entity File Number Revenue Revenue from Contract with Customer [Text Block] Document Fiscal Year Focus Document Fiscal Year Focus Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One Denominator: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Entity Address, Address Line Two Entity Address, Address Line Two Effect of foreign exchange on cash, cash equivalents, and restricted cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Continuing Operations Restructuring Plan [Domain] Restructuring Plan [Domain] Lessee, operating lease, term of contract Lessee, Operating Lease, Term of Contract Other Other Accrued Liabilities, Current Accrued and other current liabilities Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities Name Forgone Recovery, Individual Name Document Period End Date Document Period End Date Sale of Stock [Axis] Sale of Stock [Axis] Other Other Noncash Income (Expense) Series A Redeemable Convertible Preferred Stock Series A Redeemable Convertible Preferred Stock [Member] Series A Redeemable Convertible Preferred Stock Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Unvested and outstanding, beginning of period (in shares) Unvested and outstanding, ending of period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Insider Trading Arrangements [Line Items] Exchangeable Shares Exchangeable Shares [Member] Exchangeable Shares Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Operations and support Operations And Support Expense [Member] Operations And Support Expense Schedule of Common Stock Reserved for Future Issuance Schedule of Stock by Class [Table Text Block] Advertising and other Advertising And Other [Member] Advertising And Other PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Contract with customer, liability, revenue recognized Contract with Customer, Liability, Revenue Recognized Adjustment to Compensation: Adjustment to Compensation [Axis] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Accounts Receivable Accounts Receivable [Member] Benefit amount, reversal of previously recognized stock-based compensation expense Benefit Amount, Reversal Of Previously Recognized Stock-based Compensation Expense Benefit Amount, Reversal Of Previously Recognized Stock-based Compensation Expense Restricted cash and cash equivalents, noncurrent Restricted Cash and Cash Equivalents, Noncurrent Document Transition Report Document Transition Report Document Quarterly Report Document Quarterly Report Conversion of redeemable convertible preferred stock to common stock in connection with initial public offering (in shares) Temporary Equity, Shares, Conversion Of Convertible Securities Temporary Equity, Shares, Conversion Of Convertible Securities Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Customer [Domain] Customer [Domain] Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Current Reporting Status Entity Current Reporting Status Accumulated Deficit Retained Earnings [Member] Proceeds from the issuance of common stock upon initial public offering, net of underwriting discounts Proceeds from Issuance Initial Public Offering Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Redeemable Convertible Preferred Stock Redeemable Convertible Preferred Stock [Member] Short-term marketable securities Short Term Marketable Securities [Member] Short Term Marketable Securities Related Party, Type [Axis] Related and Nonrelated Parties [Axis] Weighted-average shares used in computing net income (loss) per share attributable to common stockholders, basic (in shares) Weighted-average shares used in computing basic net income per share attributable to common stockholders (in shares) Weighted Average Number of Shares Outstanding, Basic Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Insurance reserves Self Insurance Reserve, Current Reclassification of deferred offering costs to additional paid-in capital upon initial public offering Reclassification Of Deferred Offering Costs To Additional Paid-In Capital Upon Initial Public Offering Reclassification Of Deferred Offering Costs To Additional Paid-In Capital Upon Initial Public Offering Restricted stock units Stock options Restricted Stock Units (RSUs) [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Accrued professional, legal, and contractor services Accrued Professional Fees, Current Executive Category: Executive Category [Axis] Name Awards Close in Time to MNPI Disclosures, Individual Name Exchangeable share, beginning balance (in shares) Exchangeable share, ending balance (in shares) Exchangeable Stock, Shares, Outstanding Exchangeable Stock, Shares, Outstanding Entity Filer Category Entity Filer Category Share-based compensation arrangement by share-based payment award, options, vested in period, fair value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested in Period, Fair Value Income Statement Location [Domain] Statement of Income Location, Balance [Domain] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Company Selected Measure Name Company Selected Measure Name Private Placement Private Placement [Member]