S 2025 M7 Dividends S 2025 M7 Dividends [Member] S 2025 M7 Dividends Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Reportable Segment Reportable Segment [Member] Reportable Segment Award Timing Predetermined Award Timing Predetermined [Flag] Related Party Transaction [Axis] Related Party Transaction [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Cost Intangible Assets, Gross (Excluding Goodwill) Indefinite-lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets [Axis] Asset Class [Axis] Asset Class [Axis] Entity File Number Entity File Number Additional paid-in capital Additional Paid-in Capital [Member] Tabular List, Table Tabular List [Table Text Block] Schedule of Dividends Declared Dividends Declared [Table Text Block] Accounting Standards Issued But Not Yet Adopted New Accounting Pronouncements, Policy [Policy Text Block] Trade and other payables Increase (Decrease) in Accounts Payable Interest income, net Interest Income (Expense), Nonoperating Employee Stock Purchase Plan Employee Stock Purchase Plan [Member] Employee Stock Purchase Plan Direct marketing Cost, Direct Marketing, Adjusted Cost, Direct Marketing, Adjusted Restricted stock units withheld to pay taxes Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Earnings per share – basic (USD per share) Basic earnings per share (USD per share) Earnings Per Share, Basic Adjustment to Compensation: Adjustment to Compensation [Axis] Related Party Transactions Related Party Transactions Disclosure [Text Block] Contingent consideration receivable Receivables, Fair Value Disclosure Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Liabilities: Liabilities, Fair Value Disclosure [Abstract] Revenue Recognition Revenue from Contract with Customer [Text Block] Sponsor Earn Out Shares Sponsor Earn Out Shares [Member] Sponsor Earn Out Shares Cash paid for amounts included in the measurement of lease liabilities: Cash Paid for Amounts Included in the Measurement of Lease Liabilities [Abstract] Cash Paid for Amounts Included in the Measurement of Lease Liabilities Schedule of Stock by Class [Table] Stock, Class of Stock [Table] Discount rate Measurement Input, Discount Rate [Member] Schedule of Reconciliation of Reportable Segment Revenues, Profit or Loss and Assets Schedule of Segment Reporting Information, by Segment [Table Text Block] Vesting of restricted stock units (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Remaining performance obligation Revenue, Remaining Performance Obligation, Amount Measurement Input Type [Domain] Measurement Input Type [Domain] Adjustment to Compensation, Amount Adjustment to Compensation Amount Remaining performance obligation, percentage Revenue, Remaining Performance Obligation, Percentage Other current assets and other assets Increase (Decrease) in Other Operating Assets Basis of Consolidation Consolidation, Policy [Policy Text Block] Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Discount for lack of marketability Measurement Input, Discount for Lack of Marketability [Member] Employee Stock Option Share-Based Payment Arrangement, Option [Member] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Capitalized Contract Cost [Roll Forward] Capitalized Contract Cost [Roll Forward] Capitalized Contract Cost Contract balances Disaggregation of Revenue [Abstract] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Dividends Dividends, Common Stock, Cash Total stockholders’ deficit attributable to MarketWise, Inc. Equity, Attributable to Parent Measurement Frequency [Axis] Measurement Frequency [Axis] Other comprehensive (loss) income: Other Comprehensive Income (Loss), Net of Tax [Abstract] Insider Trading Policies and Procedures [Line Items] Fair value of contingent consideration liability related to MMP Acquisition Fair Value Of Contingent Consideration Liability Related To Acquisition Fair Value Of Contingent Consideration Liability Related To Acquisition Total stock-based compensation expense Stock-based compensation expense Share-Based Payment Arrangement, Expense Schedule of Property and Equipment, Net Property, Plant and Equipment [Table Text Block] Common stock, authorized (in shares) Common Stock, Shares Authorized Goodwill and Intangible Assets Disclosure [Abstract] Issuance of common stock (in shares) Stock Issued During Period, Shares, New Issues Current assets: Assets, Current [Abstract] Total liabilities and stockholders’ deficit Liabilities and Equity Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Recurring Fair Value, Recurring [Member] Liabilities and stockholders’ deficit Liabilities and Equity [Abstract] Cover [Abstract] Money market funds Cash and Cash Equivalents, Fair Value Disclosure Profits interests, noncurrent Profits Interests, Noncurrent Profits Interests, Noncurrent General and administrative General and Administrative Expense [Member] Net income attributable to noncontrolling interests Less: Net income attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Accounting Policies [Abstract] Finite-lived intangible assets, net Finite-Lived Intangible Assets, Net Common stock, conversion ratio Common Stock, Conversion Ratio Common Stock, Conversion Ratio Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Dividends Payable [Line Items] Dividends Payable [Line Items] Exercisable (USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Exercisable, Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Exercisable, Weighted Average Grant Date Fair Value Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Pay vs Performance Disclosure [Line Items] Operating lease, liability Operating Lease, Liability Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Revenue Share Expenses, Call Center Support, and Corporate Functions Revenue Share Expenses, Call Center Support, and Corporate Functions [Member] Revenue Share Expenses, Call Center Support, and Corporate Functions Member Earn Out Shares Member Earn Out Shares [Member] Member Earn Out Shares Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Depreciation and amortization Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Commission and variable compensation Accrued Commission And Bonus, Current Accrued Commission And Bonus, Current Issuance per redemption of Class B shares for Class A (in shares) Issuance per redemption of Class B shares for Class A (in shares) Stock Redeemed or Called During Period, Shares Other liabilities, noncurrent Other Liabilities, Noncurrent Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Statement of Stockholders' Equity [Abstract] Operating Segments Operating Segments [Member] Schedule of Supplemental Cash Flow Disclosures Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Distributions (USD per share) Distribution Made to Limited Liability Company (LLC) Member, Distributions Declared, Per Unit Statement of Cash Flows [Abstract] Company Selected Measure Amount Company Selected Measure Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Measurement Input Type [Axis] Measurement Input Type [Axis] Name Measure Name Profits interests Profits Interests [Member] Profits Interests Issues Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Issuances Schedule of Stock-Based Compensation Expense Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Operating lease liabilities Operating Lease, Liability, Current Schedule of Changes in Fair Value of Liabilities Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Other gains Other Gains (Losses) From Operations Other Gains (Losses) From Operations Class of Stock [Line Items] Class of Stock [Line Items] Document Fiscal Period Focus Document Fiscal Period Focus Award Timing Method Award Timing Method [Text Block] Furniture and fixtures Furniture and Fixtures [Member] Award Type [Axis] Award Type [Axis] Deferred revenue and other contract liabilities, noncurrent Deferred revenue – non-current Contract with Customer, Liability, Noncurrent Legal Entity [Axis] Legal Entity [Axis] Total assets Assets Increase in ROU asset due to lease modification Increase In Right Of Use Asset Due To Lease Modification Increase In Right Of Use Asset Due To Lease Modification 2026 Finite-Lived Intangible Asset, Expected Amortization, Year One Trading Symbol Trading Symbol Vested or exercised (USD 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 Entity Address, City or Town Entity Address, City or Town Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Compensation and outside labor Cost, Direct Labor, Adjusted Cost, Direct Labor, Adjusted Effect of exchange rate changes on cash Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Income Statement Location [Domain] Statement of Income Location, Balance [Domain] RSUs Restricted Stock Units (RSUs) [Member] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] Assets: Assets, Fair Value Disclosure [Abstract] 2029 Finite-Lived Intangible Asset, Expected Amortization, Year Four Entity Emerging Growth Company Entity Emerging Growth Company Dividends (USD per share) Common Stock, Dividends, Per Share, Declared Impairment of property and equipment, net Impairment, Long-Lived Asset, Held-for-Use Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Capitalized costs, beginning balance Capitalized costs, ending balance Capitalized Contract Cost, Net Operating lease right-of-use assets obtained in exchange for lease obligations Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Related party TRA liability, noncurrent (Note 9) Tax Receivable Agreement Liability, Noncurrent Tax Receivable Agreement Liability, Noncurrent Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Indefinite-lived intangible assets Indefinite-Lived Intangible Assets (Excluding Goodwill) Monument & Cathedral Holdings, LLC Monument & Cathedral Holdings, LLC [Member] Monument & Cathedral Holdings, LLC Revenue share expense Cost, Revenue Share Expense, Adjusted Cost, Revenue Share Expense, Adjusted Related Party Related Party [Member] Common stock, outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Gain on termination of lease Gain (Loss) on Termination of Lease Plan Name [Axis] Plan Name [Axis] Document Information [Table] Document Information [Table] PEO PEO [Member] Schedule of Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Supplemental Disclosures of Non-Cash Investing and Financing Activities: Noncash Investing and Financing Items [Abstract] Unrealized gains on foreign currency Unrealized Gain (Loss), Foreign Currency Transaction, before Tax Changes in operating assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] 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] Schedule of Expected Future Amortization Expense for Finite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Accumulated deficit Retained Earnings [Member] MarketWise, LLC Units MarketWise, LLC Units [Member] MarketWise, LLC Units Units Share-Based 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Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Document Information [Line Items] Document Information [Line Items] Preference shares, issued (in shares) Preferred stock, issued (in shares) Preferred Stock, Shares Issued Intangible assets, net Net Book Value Intangible Assets, Net (Excluding Goodwill) Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] 1729 Research 1729 Research [Member] 1729 Research Product and Service [Domain] Product and Service [Domain] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Schedule of Capitalized Costs Associated with Contracts with Customers Capitalized Contract Cost [Table Text Block] Property and equipment, gross Property, Plant and Equipment, Gross Total Stockholders’ Deficit Attributable to MarketWise, Inc. Parent [Member] Net income Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Total liabilities Liabilities, Fair Value Disclosure Significant Accounting Policies [Line Items] Significant Accounting Policies [Line Items] Significant accounting policies [Line Item]. Organization, Consolidation and Presentation of Financial Statements [Abstract] Reverse Stock Split Stockholders' Equity, Policy [Policy Text Block] Tax savings rate (as a percent) Tax Receivable Agreement Liability, Percent Of Calculated Tax Savings Tax Receivable Agreement Liability, Percent Of Calculated Tax Savings Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] City Area Code City Area Code Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Accrued expenses Total accrued expenses Accrued Liabilities, Current Capitalized software development costs Payments to Develop Software Outstanding, beginning balance (in shares) Outstanding, ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Schedule of Contract Balances Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Schedule of Fair Value Measurements Inputs Schedule Of Warrants And Rights Outstanding, Valuation Assumptions [Table Text Block] Schedule Of Warrants And Rights Outstanding, Valuation Assumptions Cash flows from investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] General and administrative General and Administrative Expense Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Net cash provided by (used in) operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Proposed price per share (in dollars per share) Proposed Price Per Share Proposed Price Per Share Contract with Customer, Duration [Axis] Contract with Customer, Duration [Axis] Related Party Transactions [Abstract] Estimated Useful Lives Property, Plant and Equipment, Useful Life Payments received Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales Distributions to noncontrolling interest Noncontrolling Interest, Period Increase (Decrease) Preferred stock, par value (USD per share) Preferred Stock, Par or Stated Value Per Share Subsequent Event Subsequent Event [Member] Cost of revenue Cost of Sales [Member] Goodwill Goodwill Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Depreciation expense Depreciation Money market funds Money Market Funds [Member] Remainder of 2025 Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year Subscriptions Subscription and Circulation [Member] Exercisable (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Exercisable, Number Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Exercisable, Number Equity Components [Axis] Equity Components [Axis] Entity Ex Transition Period Entity Ex Transition Period Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Dividends paid to Class A shareholders Payments of Ordinary Dividends Supplemental Disclosures of Cash Flow Information: Supplemental Cash Flow Information [Abstract] Other Performance Measure, Amount Other Performance Measure, Amount Royalties and sales commissions Capitalized Contract Cost, Additions, Royalties And Sales Commissions Capitalized Contract Cost, Additions, Royalties And Sales Commissions Entity Address, State or Province Entity Address, State or Province Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Related Party [Domain] Related and Nonrelated Parties [Domain] Deferred contract acquisition costs Increase (Decrease) in Deferred Charges Total current liabilities Liabilities, Current Internet domain names Internet Domain Names [Member] Derivative Instrument [Axis] Derivative Instrument [Axis] Individual: Individual [Axis] Schedule of Activities of SARs Share-Based Payment Arrangement, Stock Appreciation Right, Activity [Table Text Block] Other current assets Other Assets, Current Entity [Domain] Entity [Domain] Net cash used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Remaining performance obligation, timing of satisfaction Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Document Fiscal Year Focus Document Fiscal Year Focus Unaudited Interim Financial Information Basis of Accounting, Policy [Policy Text Block] Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Amount withheld on behalf of employees Accrued Employee Benefits, Current Revenue share and cost per acquisition fees Capitalized Contract Cost, Additions, Revenue Share Fees Capitalized Contract Cost, Additions, Revenue Share Fees Noncontrolling interest ownership (as a percent) Subsidiary, Ownership Percentage, Noncontrolling Owner Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Entity Interactive Data Current Entity Interactive Data Current Alta Alta [Member] Alta Capitalized cloud computing implementation costs amortization expense Hosting Arrangement, Service Contract, Implementation Cost, Expense, Amortization Plan Name [Domain] Plan Name [Domain] Leasehold Improvements, Gross Leasehold Improvements, Gross Valuation allowance Deferred Tax Assets, Valuation Allowance Equity [Abstract] Segment Reporting Segment Reporting Disclosure [Text Block] Weighted-Average Remaining Useful Life (in years) Finite-Lived Intangible Assets, Remaining Amortization Period Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Marketwise, LLC Marketwise, LLC [Member] Marketwise, LLC Long-Lived Tangible Asset [Axis] Long-Lived Tangible Asset [Axis] Other overhead Cost, Overhead, Adjusted Cost, Overhead, Adjusted Stockholders' Deficit Increase (Decrease) in Stockholders' Equity [Roll Forward] Lease termination fee Payment for Lease Termination Fee Payment for Lease Termination Fee Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Ownership [Domain] Ownership [Domain] Additions (reductions) to capitalized software development costs Capitalized Computer Software, Period Increase (Decrease) Other distributions to noncontrolling interests Proceeds from (Payments to) Noncontrolling Interests Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Amortization of intangible assets Amortization of Intangible Assets Issuance per redemption of Class B shares for Class A shares Stock Redeemed or Called During Period, Value Deferred tax assets Deferred Income Tax Assets, Net O 2025 M7 Dividends O 2025 M7 Dividends [Member] O 2025 M7 Dividends Repurchases of stock Stock Repurchased During Period, Value Depreciation and amortization Depreciation, Depletion and Amortization Entity Central Index Key Entity Central Index Key PEO Name PEO Name Deferred contract acquisition costs Deferred Contract Acquisition Costs Deferred Contract Acquisition Costs Change in noncontrolling interest Adjustments to Additional Paid-In Capital, Change In Noncontrolling Interest Adjustments to Additional Paid-In Capital, Change In Noncontrolling Interest Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet 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] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Related party expense Costs and Expenses, Related Party Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Beginning balance Ending balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Change to uncertain tax positions within the next 12 months Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit Advertising Advertising [Member] Arrangement Duration Trading Arrangement Duration Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Deferred revenue – current Contract with Customer, Liability, Current Segments [Axis] Segments [Axis] Contingent consideration receivable Continent Consideration Receivable [Member] Continent Consideration Receivable Exercise Price Award Exercise Price Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] 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] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Stock-Based Compensation Share-Based Payment Arrangement [Text Block] Assets Assets [Abstract] Phantom Interests in Net Income Other Contract [Member] Nonrelated Party Nonrelated Party [Member] Underlying Security Market Price Change Underlying Security Market Price Change, Percent 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Three S 2025 M1 Dividends S 2025 M1 Dividends [Member] S 2025 M1 Dividends Forfeited (USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Fair Value Measurements Fair Value Disclosures [Text Block] Cost Finite-Lived Intangible Assets, Gross 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] Entity Address, Address Line One Entity Address, Address Line One Tax Receivable Agreement Deferred Tax Assets, Tax Receivable Agreement Deferred Tax Assets, Tax Receivable Agreement Research and development Research and Development Expense Accumulated Other Comprehensive Income AOCI Attributable to Parent [Member] Restricted stock units withheld to pay taxes (in shares) Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Operating lease liabilities, noncurrent Operating Lease, Liability, Noncurrent Fees and commissions Fees And Commissions For Stock Repurchases Fees And Commissions For Stock Repurchases Ownership [Axis] Ownership [Axis] Schedule of Stock by Class Schedule of Stock by Class [Table Text Block] Fair Value as of Grant Date Award Grant Date Fair Value Entity Registrant Name Entity Registrant Name Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Amortization of capitalized software development costs Capitalized Computer Software, Amortization Granted (in shares) Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Total operating expenses Costs and Expenses Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Related Party Transaction [Line Items] Related Party Transaction [Line Items] Document Quarterly Report Document Quarterly Report Revenue Share Revenue Share [Member] Revenue Share Total assets Assets, Fair Value Disclosure Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Table] Change in Unrecognized Tax Benefit, Reasonably Possible [Table] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Conversion ratio Stockholders' Equity Note, Stock Split, Conversion Ratio Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Tax receivable agreement, percent of calculated tax savings retained (as a percent) Tax Receivable Agreement, Percent Of Calculated Tax Savings Retained Tax Receivable Agreement, Percent Of Calculated Tax Savings Retained Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member] Granted (USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Membership subscriptions Membership Subscriptions [Member] Membership Subscriptions Related Party [Axis] Related and Nonrelated Parties [Axis] Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount 2021 Incentive Award Plan 2021 Incentive Award Plan [Member] 2021 Incentive Award Plan Schedule of Finite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Restatement Determination Date: Restatement Determination Date [Axis] Stock, issued (in shares) Capital Stock, Shares Issued Capital Stock, Shares Issued Computers, software and equipment Computers, Software And Equipment [Member] Computers, Software And Equipment Equity-based compensation Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Non-PEO NEO Non-PEO NEO [Member] Number of reporting units Number of Reporting Units Reporting Unit [Axis] Reporting Unit [Axis] Name Trading Arrangement, Individual Name Marketing and Copywriting Services Marketing and Copywriting Services [Member] Marketing and Copywriting Services Award Type [Domain] Award Type [Domain] Noncontrolling interest Equity, Attributable to Noncontrolling Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Leasehold improvements Leasehold Improvements [Member] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Compensation Amount Outstanding Recovery Compensation Amount Statement of Comprehensive Income [Abstract] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Contract liability, revenue recognized Contract with Customer, Liability, Revenue Recognized Reporting Unit [Domain] Reporting Unit [Domain] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Name Awards Close in Time to MNPI Disclosures, Individual Name Outstanding, beginning balance (USD per share) Outstanding, ending balance (USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Variable expense Cost, Variable Expense, Adjusted Cost, Variable Expense, Adjusted Change in fair value of contingent consideration Business Combination, Contingent Consideration, Change in Contingent Consideration, Liability, Increase (Decrease) Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Employee Stock Purchase Plan Employee Stock [Member] Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Sales and marketing Selling and Marketing Expense Liability Class [Axis] Liability Class [Axis] Segments [Domain] Segments [Domain] Income Statement Location [Axis] Statement of Income Location, Balance [Axis] Schedule of Indefinite-Lived Intangible Assets Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Less: Accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Company Selected Measure Name Company Selected Measure Name Deferred contract acquisition costs Deferred Costs, Current Preferred stock - par value of $0.0001 per share, 100,000,000 shares authorized; 0 shares issued and outstanding at September 30, 2025 and December 31, 2024, respectively Preferred Stock, Value, Issued Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Operating lease, payments Operating cash flows from operating leases Operating Lease, Payments SARs Stock Appreciation Rights (SARs) [Member] Net income attributable to Class A common stockholders, Diluted, Total Net Income (Loss) Available to Common Stockholders, Diluted All Executive Categories All Executive Categories [Member] Impairment of intangible assets Impairment of Intangible Assets (Excluding Goodwill) Common stock Common Stock, Value, Issued Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Weighted average shares outstanding – diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Commitments and Contingencies Commitments and Contingencies Stock issued during period, conversion of units (in shares) Stock Issued During Period, Shares, Conversion of Units Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Remaining contractual term Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms Total comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Entity Small Business Entity Small Business Sales and marketing Selling and Marketing Expense [Member] Income Tax Disclosure [Abstract] Noncontrolling Interest Noncontrolling Interest [Member] Preferred stock, outstanding (in shares) Preferred stock, outstanding (in shares) Preferred Stock, Shares Outstanding Document Transition Report Document Transition Report Noncontrolling Interest Equity Method Investments [Policy Text Block] Deferred revenue and other contract liabilities Contract With Customer, Liability, Including Refund Liability, Current Contract With Customer, Liability, Including Refund Liability, Current Underlying Securities Award Underlying Securities Amount Corporate allocations Cost, Corporate Allocations, Adjusted Cost, Corporate Allocations, Adjusted Equity Component [Domain] Equity Component [Domain] Document Period End Date Document Period End Date PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Income Taxes Income Tax Disclosure [Text Block] Balance Sheet Components Supplemental Balance Sheet Disclosures [Text Block] Common stock – Class A Common Stock - Class A Common Class A [Member] Profits interests Profit Interests, Measurement Input Profit Interests, Measurement Input Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Revenue from Contract with Customer [Abstract] Stock, authorized (in shares) Capital Stock, Shares Authorized Capital Stock, Shares Authorized Operating lease liabilities Increase (Decrease) in Operating Lease Liability Total stockholders’ deficit Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Document Type Document Type Level 3 Fair Value, Inputs, Level 3 [Member] Earnings Per Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Additional paid-in capital Additional Paid in Capital Trade and other payables Accounts Payable and Other Accrued Liabilities, Current Product and Service [Axis] Product and Service [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Proceeds from issuance of common stock Proceeds from Issuance of Common Stock Reconciliation of Cash and Cash Equivalents and Restricted Cash: Reconciliation of Cash and Cash Equivalents and Restricted Cash [Abstract] Reconciliation of Cash and Cash Equivalents and Restricted Cash Total net revenue Net revenue Revenue from Contract with Customer, Excluding Assessed Tax All Individuals All Individuals [Member] Fair Value Disclosures [Abstract] Shares expired (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Expirations Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Transferred at a point in time Transferred at Point in Time [Member] Name Forgone Recovery, Individual Name Total current assets Assets, Current 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] Share repurchase program, amount authorized Share Repurchase Program, Authorized, Amount Schedule of Distributions Made to Limited Liability Company (LLC) Member, by Distribution Distributions Made to Limited Liability Company (LLC) Member, by Distribution [Table Text Block] Related party receivables Other Receivables, Net, Current Fair Value Measurement Inputs and Valuation Techniques [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Restricted stock units withheld to pay taxes Payment, Tax Withholding, Share-Based Payment Arrangement Remeasurement of deferred taxes due to change in noncontrolling interest Adjustments To Additional Paid In Capital, Remeasurement Of Deferred Taxes Due To Change In Noncontrolling Interest Adjustments To Additional Paid In Capital, Remeasurement Of Deferred Taxes Due To Change In Noncontrolling Interest Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Net income attributable to Class A common stockholders, Basic, Total Net Income (Loss) Available to Common Stockholders, Basic RSU and SAR RSU And SAR [Member] RSU And SAR Non-subscription revenue Non-Subscription Revenue [Member] Non-Subscription Revenue Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Schedule of Finite-Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Term subscriptions Term Subscriptions [Member] Term Subscriptions Contract with Customer, Duration [Domain] Contract with Customer, Duration [Domain] Schedule of Reconciliation of Operating Profit (Loss) from Segments to Consolidated Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block] Obligations for refunds Contract with Customer, Refund Liability Current liabilities: Liabilities, Current [Abstract] Increase in operating lease liability due to modification Increase In Operating Lease, Liability Due To Modification Increase In Operating Lease, Liability Due To Modification O 2025 M2 Dividends O 2025 M2 Dividends [Member] O 2025 M2 Dividends Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Deferred contract acquisition costs capitalized during the period Deferred Contract Acquisition Costs Capitalized During The Period Deferred Contract Acquisition Costs Capitalized During The Period Fees and Accounting and Marketing Services Revenue Fees And Accounting And Marketing Services Revenue [Member] Fees And Accounting And Marketing Services Revenue Level 1 Fair Value, Inputs, Level 1 [Member] Deferred contract acquisition costs, noncurrent Deferred Costs, Noncurrent Accrued expenses Increase (Decrease) in Accrued Liabilities Schedule of Related Party Transactions, by Related Party [Table] Related Party Transaction [Table] Earnings per share – diluted (USD per share) Diluted earnings per share (USD per share) Earnings Per Share, Diluted Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Accounts receivable Accounts receivable Accounts Receivable, after Allowance for Credit Loss, Current Title of 12(b) Security Title of 12(b) Security Cash dividends declared to Class A shareholders Adjustments to Additional Paid in Capital, Dividends in Excess of Retained Earnings O 2025 M5 Dividend O 2025 M5 Dividends [Member] O 2025 M5 Dividends Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Amortization of capitalized costs Capitalized Contract Cost, Amortization Dividends [Axis] Dividends [Axis] Earnings Per Share [Abstract] Earnings Per Share [Abstract] Consolidation Items [Domain] Consolidation Items [Domain] Ownership percentage in subsidiary (as a percent) Subsidiary, Ownership Percentage, Parent Prepaid expenses Increase (Decrease) in Prepaid Expense Significant Accounting Policies [Table] Significant Accounting Policies [Table] Significant accounting policies. Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Deferred revenue Increase (Decrease) in Contract with Customer, Liability Revenue Share Expenses Revenue Share Expenses [Member] Revenue Share Expenses Expired (in USD per share) Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Expirations, Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Expirations, Weighted Average Grant Date Fair Value Cash paid for income taxes Income Taxes Paid, Net Call Center Support and Other Services Expense Call Center Support And Other Services Expense [Member] Call Center Support And Other Services Expense Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Two Award Timing Disclosures [Line Items] Expired (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other Than Options, Expired In Period Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other Than Options, Expired In Period Measurement Frequency [Domain] Measurement Frequency [Domain] Reportable segment and corporate and all other adjusted net profit (loss) Adjusted Basis Net Profit (Loss) Adjusted Basis Net Profit (Loss) Distributions Distribution Made to Limited Liability Company (LLC) Member, Cash Distributions Declared Denominator: Denominator [Abstract] Denominator Stockholders’ Equity Equity [Text Block] Profits interests, noncurrent Profits Interests Noncurrent [Member] Profits Interests Noncurrent Tradenames Trade Names [Member] Net income attributable to MarketWise, Inc. Net Income (Loss) Attributable to Parent Subsequent Event [Table] Subsequent Event [Table] Dividends [Domain] Dividends [Domain] Intersegment Eliminations Intersegment Eliminations [Member] Expiration Date Trading Arrangement Expiration Date Other current and long-term liabilities Increase (Decrease) in Other Operating Liabilities Other accrued expenses Other Accrued Liabilities, Current Stockholders’ deficit: Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Axis] Property and equipment, net Total property and equipment, net Property, Plant and Equipment, Net Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Preference shares, authorized (in shares) Preferred stock, authorized (in shares) Preferred Stock, Shares Authorized Repurchases of stock Repurchases of stock Payments for Repurchase of Common Stock Adoption Date Trading Arrangement Adoption Date Reclassifications Reclassification, Comparability Adjustment [Policy Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Accounts receivable Increase (Decrease) in Accounts Receivable Entity Current Reporting Status Entity Current Reporting Status Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Customer relationships Customer Relationships [Member] Income from operations Operating Income (Loss) Vested or exercised (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other Than Options, Vested Or Exercised In Period Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other Than Options, Vested Or Exercised In Period Accumulated deficit Retained Earnings (Accumulated Deficit) Tax distributions to noncontrolling interests Payments For Tax Distributions To Noncontrolling Interest Payments For Tax Distributions To Noncontrolling Interest Statement of Financial Position [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] Executive Category: Executive Category [Axis] Transferred over time Transferred over Time [Member] Current Fiscal Year End Date Current Fiscal Year End Date Class of Stock [Axis] Class of Stock [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Finite-Lived Intangible Assets, Net [Abstract] Finite-Lived Intangible Assets, Net [Abstract] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Weighted-Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Other income, net Other income, net Other Other Nonoperating Income (Expense) Statement [Table] Statement [Table] Impairment loss on leasehold Impairment of Leasehold Deferred taxes Deferred Income Tax Expense (Benefit) Adjustments to reconcile net income to net cash provided by (used in) operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Timing of Transfer of Good or Service [Domain] Timing of Transfer of Good or Service [Domain] Organization Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Unrecognized tax positions Unrecognized Tax Benefits Corporate Functions Corporate Functions [Member] Corporate Functions Antidilutive securities (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Schedule of Changes in Fair Value of Assets Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] All Adjustments to Compensation All Adjustments to Compensation [Member] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Amendment Flag Amendment Flag Numerator: Numerator [Abstract] Numerator Capitalized software development costs Software Development [Member] Noncash lease expense Noncash Lease Expense Noncash Lease Expense Termination Date Trading Arrangement Termination Date Net cash used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Measure: Measure [Axis] Earnout Shares Earnout Shares [Member] Earnout Shares Dividends Payable [Table] Dividends Payable [Table] Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Weighted average shares outstanding – basic (in shares) Weighted Average Number of Shares Outstanding, Basic Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract] Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract] Supplemental Cash Flow Information Cash Flow, Supplemental Disclosures [Text Block] Schedule of Computation of Basic and Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] S 2025 M5 Dividends S 2025 M5 Dividends [Member] S 2025 M5 Dividends Related Party Transaction [Domain] Related Party Transaction [Domain] Stock, outstanding (in shares) Capital Stock, Shares Outstanding Capital Stock, Shares Outstanding Subsequent Events [Abstract] Segment Reporting [Abstract] Impairment of capitalized costs Capitalized Contract Cost, Impairment Loss Cost of revenue Cost of Revenue Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Operating lease, expense Operating Lease, Expense Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Contingent consideration receivable Contingent Consideration Receivable, Measurement Input Contingent Consideration Receivable, Measurement Input Entity Tax Identification Number Entity Tax Identification Number Capitalized software included in accounts payable Capitalized Software Costs Incurred But Not Yet Paid Capitalized Software Costs Incurred But Not Yet Paid Corporate And Reconciling Items Corporate And Reconciling Items [Member] Corporate And Reconciling Items Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Common stock, par value (USD per share) Common Stock, Par or Stated Value Per Share Common stock, issued (in shares) Common Stock, Shares, Issued Common stock, number of votes per share Common Stock Voting Rights, Number Of Votes Common Stock Voting Rights, Number Of Votes Goodwill and Intangible Assets, Net Goodwill and Intangible Assets Disclosure [Text Block] Use of Estimates Use of Estimates, Policy [Policy Text Block] Schedule of Goodwill Schedule of Goodwill [Table Text Block] Trading Arrangement: Trading Arrangement [Axis] Total Shareholder Return Amount Total Shareholder Return Amount Total (gains) losses recorded in earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Subsequent Events Subsequent Events [Text Block] Reversal of cumulative accrued dividends on Earnout Shares (see Note 8) Reversal of cumulative accrued dividends on Earnout Shares Adjustments To Additional Paid In Capital, Reversal Of Cumulative Accrued Dividends Adjustments To Additional Paid In Capital, Reversal Of Cumulative Accrued Dividends Cumulative translation adjustment Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Insider Trading Arrangements [Line Items] Corporate and all other Adjusted Net Profit (Loss) Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] Security Exchange Name Security Exchange Name Total liabilities Liabilities Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Repurchases of stock (in shares) Shares repurchased (in shares) Stock Repurchased During Period, Shares Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Operating expenses: Operating Expenses [Abstract] Prepaid expenses Prepaid Expense, Current Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Other current liabilities Other Liabilities, Current Asset Class [Domain] Asset Class [Domain] Total gains (losses) recorded in earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Issuance of common stock Stock Issued During Period, Value, New Issues Statement [Line Items] Statement [Line Items] Thereafter Finite-Lived Intangible Asset, Expected Amortization, After Year Four Finite-Lived Intangible Asset, Expected Amortization, After Year Four Consolidation Items [Axis] Consolidation Items [Axis] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and Cash Equivalent Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Schedule of Activities of RSUs Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Subsequent Event [Line Items] Subsequent Event [Line Items] Common Stock Common Stock Common Stock [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Cloud computing implementation costs capitalized during the period Cloud Computing Implementation Costs Capitalized During the Period Cloud Computing Implementation Costs Capitalized During the Period Net decrease in cash, cash equivalents and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Payroll and benefits Accrued Payroll And Benefits, Current Accrued Payroll And Benefits, Current