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75,000,000 shares authorized; no shares issued and outstanding at September 30, 2026 and December 31, 2025 Preferred Stock, Value, Issued Lessee, operating lease, rentable square feet Lessee, Operating Lease, Rentable Square Feet Lessee, Operating Lease, Rentable Square Feet Adjustment to Compensation: Adjustment to Compensation [Axis] Cost of Revenues (Exclusive of Depreciation and Amortization) Cost of Goods and Service [Policy Text Block] Warrant liability, current Warrants and Rights Outstanding, Current Warrants and Rights Outstanding, Current Lessee, operating lease, termination fee payable, number of monthly installments Lessee, Operating Lease, Termination Fee Payable, Number Of Monthly Installments Lessee, Operating Lease, Termination Fee Payable, Number Of Monthly Installments Class of Stock [Domain] Class of Stock [Domain] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Capitalized software and expenditures Payments to Acquire Productive Assets Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Name Measure Name Accounting Policies [Table] Accounting Policies [Table] Accounting Policies Accounts payable and other accrued liabilities Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Other reconciling items included in net income Other Noncash Income (Expense) Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Additional Paid-in Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Intangible Asset, Indefinite-Lived, Class [Axis] Intangible Asset, Indefinite-Lived, Class [Axis] Proceeds from sale of domain name Proceeds from Sale of Intangible Assets Goodwill, impairment loss Goodwill, Impairment Loss Class V Shares Class V Units [Member] Class V Units Domain Name Domain Name [Member] Domain Name Name Trading Arrangement, Individual Name Advertising expense Advertising Expense Cash and cash equivalents Cash and Cash Equivalent Term (years) Measurement Input, Expected Term [Member] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Company Selected Measure Amount Company Selected Measure Amount Depreciation and amortization Depreciation, Depletion and Amortization Schedule of Stock by Class [Table] Stock, Class of Stock [Table] Net income (loss) Net Income (Loss) Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Current assets Assets, Current [Abstract] Non-PEO NEO Non-PEO NEO [Member] Foreign Currency Foreign Currency Transactions and Translations Policy [Policy Text Block] Entity Address, Address Line One Entity Address, Address Line One Vested (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value WMH Units WMH Units [Member] WMH Units Provision for income taxes Provision for income taxes, less than Income Tax Expense (Benefit) Featured Listings and WM deal products Featured Listings and WM Deal Products [Member] Featured Listings and WM Deal Products Adjustments to reconcile net income (loss) to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Noncash Item [Abstract] AWS loss contingency Purchase Obligation Award Timing Method Award Timing Method [Text Block] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Other ad solutions Product and Service, Other [Member] Principles of Consolidation Consolidation, Policy [Policy Text Block] Net increase (decrease) in cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Numerator: Net Income (Loss) Attributable to Parent [Abstract] Deferred tax assets, gross Deferred Tax Assets, Gross Issuance of common stock Unit exchange Exchange Of Common Units For Common Stock Values Exchange Of Common Units For Common Stock Values Changes In Fair Value Of Warrant Liabilities [Roll Forward] Changes In Fair Value Of Warrant Liabilities [Roll Forward] Changes In Fair Value Of Warrant Liabilities Reportable Segment Reportable Segment [Member] Reportable Segment Net income (loss) attributable to WM Technology, Inc. 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