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[Abstract] Leases, Weighted Average Discount Rate Cost of revenue, net Cost of Revenue Stock-based compensation expense capitalized Share-Based Payment Arrangement, Amount Capitalized Product and Service [Axis] Product and Service [Axis] Lease liabilities, non-current Lease Liability, Non-Current Lease Liability, Non-Current Class of Stock [Domain] Class of Stock [Domain] Finance leases Finance Lease, Weighted Average Remaining Lease Term Remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Lease right-of-use assets Right Of Use Assets Right Of Use Assets Credit Facility [Axis] Credit Facility [Axis] Reconciliation of cash and cash equivalents and restricted cash to the condensed consolidated balance sheets Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract] Employer discretionary matching Defined Contribution Plan, Employer Discretionary Contribution Amount Summary of Principal Payments on all Long-term Debt Schedule of Long-Term Debt Instruments [Table Text Block] Equity [Abstract] Equity [Abstract] Commercial building Building [Member] Vested (in shares) Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Entity Tax Identification Number Entity Tax Identification Number Shares authorized (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Credit card processing fees Accrued Credit Card Processing Fees, Current Accrued Credit Card Processing Fees, Current Contract assets Contract with Customer, Asset, after Allowance for Credit Loss, Current Consolidated Entities [Domain] Consolidated Entities [Domain] Shares withheld from common stock issued to pay employee payroll taxes (in shares) Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Expensify.Org Expensify.Org [Member] Expensify.Org Shares subject to repurchase related to stock options early exercised and not yet vested Stock Subject To Repurchase During Period Due to Early Exercised And Not Fully Vested, Value Stock Subject To Repurchase During Period Due to Early Exercised And Not Fully Vested, Value Operating cash flows from finance leases Finance Lease, Interest Payment on Liability Other Other Assets, Miscellaneous, Current Net increase in cash and cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Issuance of common stock under Matching Plan Stock Issued During Period, Value, Employee Benefit Plan Common Stock, LT50 Common Stock, LT50 [Member] Common Stock, LT50 Entity Central Index Key Entity Central Index Key Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] 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] Shares withheld from common stock issued to pay employee payroll taxes Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Capitalized software, net Capitalized software, net Capitalized Computer Software, Net Lease liabilities, current Lease Liability, Current Lease Liability, Current City Area Code City Area Code Professional fees Accrued Professional Fees, Current General and administrative General and Administrative Expense Assets Assets [Abstract] Other current assets Increase (Decrease) in Other Current Assets Unamortized debt issuance cost Less: unamortized original issuance discount and debt issuance costs Debt Issuance Costs, Noncurrent, Net Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Statement of Stockholders' Equity [Abstract] Settlement liabilities Increase (Decrease) in Settlement Liabilities Increase (Decrease) in Settlement Liabilities Borrowings under line of credit Line of Credit, Current Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] 2023 Long-Term Debt, Maturity, Year One Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Weighted average grant date fair value of options granted (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Variable Rate [Axis] Variable Rate [Axis] Less: imputed interest Finance Lease, Liability, Undiscounted Excess Amount Other liabilities Other Liabilities, Noncurrent Other liabilities Increase (Decrease) in Other Operating Liabilities Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Research and development Research and Development Expense [Member] Disaggregation of Revenue Disaggregation of Revenue [Line Items] Schedule of Earnings Per Share, Basic and Diluted Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Cost of revenue, net Cost of Sales [Member] Matching plan escrow and other restricted cash Employee Stock Purchase Plan, Escrow And Other Restricted Cash Employee Stock Purchase Plan, Escrow And Other Restricted Cash