Revision of Prior Period [Axis] Revision of Prior Period [Axis] Document Type Document Type Match Group FinanceCo 2, Inc. & Match Group FinanceCo 3, Inc. Match Group FinanceCo 2, Inc. & Match Group FinanceCo 3, Inc. [Member] Match Group FinanceCo 2, Inc. & Match Group FinanceCo 3, Inc. 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[Member] Match Group, Inc. [Member] Loss Contingencies [Table] Loss Contingencies [Table] Carrying Value Reported Value Measurement [Member] Equity Award Transactions Equity Award Transactions [Member] Equity Award Transactions Carrying value of investments in equity securities without readily determinable fair value Equity Securities without Readily Determinable Fair Value, Amount Total shareholders’ equity Balance at beginning of period Balance at end of period Adjustment from adoption of ASU Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Revolving Credit Facility due February 13, 2025 (the “Credit Facility”) Credit Facility Due February 13, 2025 [Member] Credit Facility Due February 13, 2025 [Member] Additional paid-in capital Additional Paid in Capital Long-term debt, net Long-term Debt, Fair Value Revenue Revenues Class of Stock [Axis] Class of Stock [Axis] Income tax benefit Income tax provision (benefit) Income Tax Expense (Benefit) Cash, cash equivalents, and restricted cash at beginning of period Cash, cash equivalents, and restricted cash at end of period Total cash, cash equivalents, and restricted cash as shown on the consolidated statement of cash flows Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Adjustment of redeemable noncontrolling interests to fair value Noncontrolling Interest, Change in Redemption Value Accounting Standards Update and Change in Accounting Principle [Table] Accounting Standards Update and Change in Accounting Principle [Table] Accrued expenses and other current liabilities Accrued Liabilities, Current Diluted (USD per share) Earnings per share attributable to Match Group, Inc. shareholders - diluted (USD per share) Earnings Per Share, Diluted Local Phone Number Local Phone Number Cumulative Effect, Period of Adoption [Domain] Cumulative Effect, Period of Adoption [Domain] Operating loss Disposal Group, Including Discontinued Operation, Operating Income (Loss) Numerator: Diluted Net Income (Loss) Available to Common Stockholders, Diluted [Abstract] Impairment charge on equity securities without readily determinable fair value Equity Securities without Readily Determinable Fair Value, Impairment Loss, Annual Amount Long-term debt Principal Long-term Debt, Gross Schedule of Long-Term Debt Schedule of Long-term Debt Instruments [Table Text Block] Depreciation Depreciation Depreciation Entity Address, Address Line One Entity Address, Address Line One Other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax, Attributable to Redeemable Noncontrolling Interest Other Comprehensive Income (Loss), Net of Tax, Attributable to Redeemable Noncontrolling Interest Number of shares issued upon Separation per former Class A common stock exchanged (shares) Number of Shares Issued upon Separation per Former Class A Common Stock Exchanged Number of Shares Issued upon Separation per Former Class A Common Stock Exchanged Related Party Transaction [Domain] Related Party Transaction [Domain] Other assets Increase (Decrease) in Other Operating Assets Emerging Growth Company Entity Emerging Growth Company Threshold consecutive trading days Debt Instrument, Convertible, Threshold Consecutive Trading Days Deferred income taxes Deferred Income Tax Expense (Benefit) Match Group and ANGI Homeservices Match Group and ANGI Homeservices [Member] Match Group and ANGI Homeservices Maximum borrowing capacity on Credit Facility Line of Credit Facility, Maximum Borrowing Capacity 2030 Exchangeable Notes 2.00% Exchangeable Senior Notes due January 15, 2030 [Member] 2.00% Exchangeable Senior Notes due January 15, 2030 Due from affiliates Due from Affiliates Net (loss) earnings Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest Accumulated amortization on intangible assets Finite-Lived Intangible Assets, Accumulated Amortization Amortization of debt issuance costs Amortization of Debt Issuance Costs Maximum Maximum [Member] Net cash used in investing activities attributable to discontinued operations Cash Provided by (Used in) Investing Activities, Discontinued Operations Noncontrolling Interests Noncontrolling Interest [Member] Retained Deficit Retained Earnings [Member] Measurement Basis [Axis] Measurement Basis [Axis] Paid to affiliate Payments of Distributions to Affiliates Schedule of Interest Expense, Exchangeable Notes Interest Income and Interest Expense Disclosure [Table Text Block] Components of comprehensive loss (income) attributable to noncontrolling interests: Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest [Abstract] Assets and Liabilities Measured at Fair Value on a Recurring Basis Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Pending Litigation Pending Litigation [Member] Trading Symbol Trading Symbol Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Discontinued Operations and Disposal Groups [Abstract] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Litigation Status [Domain] Litigation Status [Domain] Proceeds from issuance of common stock pursuant to stock-based awards Proceeds, Issuance of Shares, Share-based Payment Arrangement, Including Option Exercised Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] EARNINGS PER SHARE Earnings Per Share [Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Redeemable noncontrolling interests Balance at beginning of period Balance at end of period Redeemable Noncontrolling Interest, Equity, Carrying Amount Proportion of product of last reported price (as a percent) Debt Instrument, Percentage of Product of Last Reported Price Debt Instrument, Percentage of Product of Last Reported Price Entity Shell Company Entity Shell Company Period of consecutive trading days of reported sale price of common stock Debt Instrument, Period of Consecutive Reported Sale Price of Common Stock Debt Instrument, Period of Consecutive Reported Sale Price of Common Stock Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Statement of Financial Position [Abstract] Balance sheet impacts at December 31, 2020: Statement of Financial Position [Abstract] Earnings per share: Earnings Per Share, Basic [Abstract]