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[Member] Remainder of 2025 Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year Equity Components [Axis] Equity Components [Axis] Non-US Non-US [Member] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Directors and Officers insurance policy deductible, amount Loss Contingency, Directors And Officers Insurance Policy Deductible, Amount Loss Contingency, Directors And Officers Insurance Policy Deductible, Amount Accrued expenses and other current liabilities Accrued expenses and other current liabilities Accrued Liabilities And Other Liabilities, Current Accrued Liabilities And Other Liabilities, Current Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Concentration Risk [Table] Concentration Risk [Table] Securities Actions Securities Actions [Member] Securities Actions Capitalized internal-use software costs Capitalized Computer Software, Additions Amortized Cost Debt Securities, 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Segments [Axis] Prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Local Phone Number Local Phone Number Class of Stock [Domain] Class of Stock [Domain] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Warrants to purchase Class B common stock Warrants to Purchase Class B Common Stock [Member] Warrants to Purchase Class B Common Stock Contract assets - non-current Contract with Customer, Asset, after Allowance for Credit Loss, Noncurrent Subsequent Event Type [Axis] Subsequent Event Type [Axis] Stock Incentive Plans Share-Based Payment Arrangement [Text Block] Repurchase and retirement of common stock, including excise tax (in shares) Repurchase of early exercised stock options (in shares) Stock Repurchased and Retired During Period, Shares Cash and cash equivalents Business Combination, Recognized Asset Acquired, Cash and Cash Equivalent 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stock purchase plan Stock Issued During Period, Value, Employee Stock Purchase Plan Platform services revenue, net Platform Service Revenue, Net [Member] Platform Service Revenue, Net Thereafter Lessee, Operating Lease, Liability, to be Paid, Due after Year Four Lessee, Operating Lease, Liability, to be Paid, Due after Year Four Interest income Interest Income, Other Unrealized Gain Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Name Trading Arrangement, Individual Name Award Type [Domain] Award Type [Domain] Issuance of common stock upon net settlement of restricted stock units Stock Issued During Period, Value, Other 2026 Lessee, Operating Lease, Liability, to be Paid, Year One Equity Awards Adjustments Equity Awards Adjustments [Member] Leasehold improvements Leasehold Improvements [Member] Other Other Noncash Income (Expense) Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Operating lease liabilities 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