Fair Value Disclosures [Abstract] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Measurement Frequency [Axis] Measurement Frequency [Axis] Measurement Frequency [Domain] Measurement Frequency [Domain] Nonrecurring Fair Value, Nonrecurring [Member] Restructuring Plan [Axis] Restructuring Plan [Axis] Restructuring Plan [Domain] Restructuring Plan [Domain] Tivo Integration Restructuring Plan Tivo Integration Restructuring Plan [Member] Tivo Integration Restructuring Plan [Member] Restructuring Type [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Asset Impairment Charges Asset Impairment Charges [Member] Asset Impairment Charges [Member] Liability Class [Axis] Liability Class [Axis] Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] Cubiware Contingent Consideration Cubiware Contingent Consideration [Member] Cubiware Contingent Consideration [Member] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Selling, General and Administrative Expenses Selling, General and Administrative Expenses [Member] Interest Expense Interest Expense [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Non-marketable equity method investments Equity Securities without Readily Determinable Fair Value, Amount Securities owned not readily marketable Security Owned Not Readily Marketable, Fair Value Gain on equity securities without readily determinable fair value Equity Securities without Readily Determinable Fair Value, Gain (Loss) Equity Securities without Readily Determinable Fair Value, Gain (Loss) Impairment of equity securities without a readily determinable fair value Equity Method Investment, Non-Marketable, Other than Temporary Impairment Equity Method Investment, Non-Marketable, Other than Temporary Impairment Increase (decrease) during period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease) Impairment of certain property and equipment Impairment of Long-Lived Assets Held-for-use Share-based Payment Arrangement [Abstract] Options Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Outstanding as of beginning of period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Forfeited and expired (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Outstanding as of end of period (in shares) Vested and expected to vest (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Exercisable (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number Weighted-Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Outstanding as of beginning of period (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Forfeited and expired (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Outstanding as of end of period (in dollars per share) Vested and expected to vest (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Exercisable (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price Weighted-Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract] Outstanding as of end of period Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Vested and expected to vest Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Aggregate Intrinsic Value [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Options, Aggregate Intrinsic Value [Abstract] Outstanding as of end of period Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Vested and expected to vest Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value Leases [Abstract] Components of Lease Expense Lease, Cost [Table Text Block] Maturities of Lease Liabilities Lessee, Operating Lease, Liability, Maturity [Table Text Block] Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Table] Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Table] Award Type [Axis] Award Type [Axis] Award Type [Domain] Award Type [Domain] Performance-based Restricted Stock Units Performance-based Restricted Stock Units [Member] Performance-based Restricted Stock Units [Member] ESPP Plan Employee Stock [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Expected volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Expected term Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Risk free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Expected dividend yield Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Income Tax Disclosure [Abstract] Other long-term assets Deferred Income Tax Assets, Net Deferred tax liabilities, net Deferred Income Tax Liabilities, Net Net deferred tax liabilities Deferred Tax Liabilities, Net Goodwill and Intangible Assets Disclosure [Abstract] Intangible Assets, Net and Goodwill Goodwill and Intangible Assets Disclosure [Text Block] Restructuring and Related Activities [Abstract] Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Facility-related Costs Facility Closing [Member] Severance Costs Employee Severance [Member] Legacy TiVo Solutions Plan and Legacy Rovi Plan Legacy TiVo Solutions Plan and Legacy Rovi Plan [Member] Legacy TiVo Solutions Plan and Legacy Rovi Plan [Member] 2019 Transformation Plan Two Thousand Nineteen Transformation Plan [Member] Two Thousand Nineteen Transformation Plan [Member] Legacy Rovi Plans Legacy Rovi Plans [Member] Legacy Rovi Plans [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Separation and transformation costs Separation Costs Separation Costs Restructuring Expense Restructuring Charges Accrual adjustment Restructuring Reserve Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] Rovi 2008 Plan Rovi 2008 Equity Incentive Plan [Member] Rovi 2008 Equity Incentive Plan [Member] TiVo 2008 Plan TiVo Inc. Amended and Restated 2008 Equity Incentive Award Plan [Member] TiVo Inc. Amended and Restated 2008 Equity Incentive Award Plan [Member] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] TiVo Solutions TiVo Inc. [Member] TiVo Inc. [Member] Stock Options Share-based Payment Arrangement, Option [Member] Restricted Awards Restricted Awards [Member] Restricted Awards [Member] Restricted Awards Restricted Stock [Member] Performance-Based Restricted Stock Awards Performance Based Restricted Stock Awards [Member] Performance Based Restricted Stock Awards [Member] Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] Vesting period (years) Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Award vesting rights Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage Contractual term of stock options granted (years) Share Based Compensation Arrangement By Share Based Payment Award, Contractual Term Share based compensation arrangement by share based payment award, contractual term Reserved for issuance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Available for issuance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Award requisite service period Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period Potential shares to be issued upon vesting Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Potential Shares to be Issued Upon Vesting, Percent Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Potential Shares to be Issued Upon Vesting, Percent Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Number of purchase periods Share-based Compensation, Number of Purchase Periods Share-based Compensation, Number of Purchase Periods Offering purchase period Share-based Compensation Arrangement, Offering Purchase Period Share-based Compensation Arrangement, Offering Purchase Period Offering period Share-based Compensation Arrangement, Offering Period Share-based Compensation Arrangement, Offering Period Percentage purchase price of common stock for employees Percentage purchase price of common stock for employees Percentage purchase price of common stock for employees Equity-based compensation Share-based Payment Arrangement, Noncash Expense Unrecognized compensation cost Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Weighted average period of recognition of unrecognized compensation cost (years) Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Awarded and unvested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Aggregate fair value of vested restricted stock Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Total intrinsic value of options exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] 2020 Convertible Notes Two Thousand And Twenty Convertible Notes [Member] Two Thousand And Twenty Convertible Notes [Member] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Convertible Debt Convertible Debt [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Stated interest Interest Expense, Debt, Excluding Amortization Amortization of debt discount Amortization of Debt Discount (Premium) Amortization of debt issuance costs Amortization of Debt Issuance Costs Total interest expense Interest Expense, Debt Revenue from Contract with Customer [Abstract] Impairment losses Contract with Customer, Asset, Credit Loss Expense (Reversal) Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block] Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block] Schedules of Concentration of Risks Schedules of Concentration of Risk, by Risk Factor [Table Text Block] Revenue By Contract Type Disaggregation of Revenue [Table Text Block] Revenue from External Customers by Geographic Areas Revenue from External Customers by Geographic Areas [Table Text Block] Schedule of Accounts, Notes, Loans and Financing Receivable Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Schedule Of Allowance For Doubtful Accounts Continuing Operations Schedule Of Allowance For Doubtful Accounts Continuing Operations [Table Text Block] Schedule Of Allowance For Doubtful Accounts Continuing Operations [Table Text Block] Contract Assets with Customer Contract with Customer, Asset and Liability [Table Text Block] Leases Lessee, Operating Leases [Text Block] Equity [Abstract] Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] Warrants to Purchase Common Stock Warrants to Purchase Common Stock [Member] Warrants to Purchase Common Stock [Member] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] 2021 Convertible Notes Two Thousand And Twenty-One Convertible Notes [Member] Two Thousand And Twenty-One Convertible Notes [Member] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Common stock Common Stock [Member] Series A Junior Participating Preferred Stock Purchase Rights Series A Preferred Stock [Member] Class of Stock [Line Items] Class of Stock [Line Items] Weighted average potential shares excluded from the calculation of Diluted EPS (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Initial conversion price (in usd per share) Debt Instrument, Convertible, Conversion Price Share price (in us dollars per share) Share Price Warrant exercise price (in usd per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Authorized stock repurchase amount Stock Repurchase Program, Authorized Amount Stock repurchase (in shares) Treasury Stock, Shares, Acquired Remaining number of shares authorized to be repurchased Stock Repurchase Program, Remaining Authorized Repurchase Amount Tax withholding for share-based compensation (shares) Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Tax withholding for share-based compensation Share-based Payment Arrangement, Decrease for Tax Withholding Obligation Dividends declared per share (in dollars per share) Common Stock, Dividends, Per Share, Declared Dividend payments Payments of Dividends Number of shares purchased (in shares) Shares Issued, Purchase Rights, Percentage of Share Purchased Shares Issued, Purchase Rights, Percentage of Share Purchased Preferred Stock, par value (in usd per share) Preferred Stock, Par or Stated Value Per Share Price per share issued (in usd per share) Shares Issued, Price Per Share Preferred stock number of votes per each share (in votes) Preferred Stock, Voting Rights, Number of Votes per Share Preferred Stock, Voting Rights, Number of Votes per Share Operating cash flows: Additional Cash Flow Elements, Operating Activities [Abstract] Cash paid for amounts included in the measurement of operating Lease liabilities Operating Lease, Payments Non-cash activity: Noncash Investing and Financing Items [Abstract] Right-of-use assets obtained in exchange for operating Lease liabilities Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Derecognition of Right-of-use assets upon early termination of lease Derecognition of Right-of-Use Assets Upon Early Termination of Operating Lease Derecognition of Right-of-Use Assets Upon Early Termination of Operating Lease Impairment of Right-of-use assets Operating Lease, Impairment Loss Supplemental Balance Sheet Information Assets and Liabilities, Lessee [Abstract] Right-of-use assets Operating Lease, Right-of-Use Asset Lease liabilities - current Operating Lease, Liability, Current Lease liabilities - non current Operating Lease, Liability, Noncurrent Total Lease liabilities Operating Lease, Liability Weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Weighted average discount rate Operating Lease, Weighted Average Discount Rate, Percent Assets And Liabilities Measured And Recorded At Fair Value On A Recurring Basis Fair Value Measurements, Recurring and Nonrecurring [Table Text Block] Summary of Level 3 Contingent Consideration Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Summary Of Level 3 Auction Rate Securities Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Outstanding Debt Fair Value Schedule of Outstanding Debt Fair Value [Table Text Block] Schedule of outstanding debt fair value [Table Text Block] Fair Value And Gross Unrealized Losses Related To Available-For-Sale Securities Fair Value And Gross Unrealized Losses Related To Available-For-Sale Securities [Table Text Block] Fair value and gross unrealized losses related to available-for-sale securities [Table Text Block] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Accounts Receivable, Net Accounts Receivable [Member] Prepaid Expenses and Other Current Assets Prepaid Expenses and Other Current Assets [Member] Other Long-term Assets Other Noncurrent Assets [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Total contract assets, net Contract with Customer, Asset, after Allowance for Credit Loss Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Treasury stock Treasury Stock [Member] Additional paid-in capital Additional Paid-in Capital [Member] Accumulated other comprehensive loss AOCI Attributable to Parent [Member] Accumulated deficit Retained Earnings [Member] Statement Statement [Line Items] Increase (Decrease) in Stockholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Beginning balance Stockholders' Equity Attributable to Parent Common shares, beginning balance (in shares) Common Stock, Shares, Issued Treasury shares, beginning balance (in shares) Treasury Stock, Shares Cumulative effect adjustment Cumulative Effect of New Accounting Principle in Period of Adoption Net loss Net Income (Loss) Attributable to Parent Other comprehensive loss, net of tax Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Issuance of common stock on exercise of options (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Issuance of common stock on exercise of options Stock Issued During Period, Value, Stock Options Exercised Issuance of common stock under employee stock purchase plan (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Issuance of common stock under employee stock purchase plan Stock Issued During Period, Value, Employee Stock Purchase Plan Issuance of restricted stock, net (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Issuance of restricted stock, net Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Equity-based compensation APIC, Share-based Payment Arrangement, Increase for Cost Recognition Issuance of common stock in connection with Tivo Acquisition (in shares) Stock Issued During Period, Shares, Acquisitions Issuance of common stock in connection with TiVo Acquisition Stock Issued During Period, Value, Acquisitions Dividends Dividends, Common Stock, Cash Equity component related to repurchase of 2020 Convertible Notes Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature Withholding taxes related to net share settlement of restricted stock units (in shares) Withholding taxes related to net share settlement of restricted awards Ending balance Common shares, ending balance (in shares) Treasury shares, ending balance (in shares) Quarterly Financial Information Disclosure [Abstract] Revenues, net Revenues Restructuring and asset impairment charges Restructuring, Settlement and Impairment Provisions Goodwill impairment Goodwill, Impairment Loss Operating income (loss) from continuing operations Operating Income (Loss) Loss from continuing operations, net of tax Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent Income (loss) from discontinued operations, net of tax Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Net loss Continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Basic Share Discontinued operations (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share Basic loss per share (in dollars per share) Earnings Per Share, Basic Weighted average shares used in computing basic per share amounts (in shares) Weighted Average Number of Shares Outstanding, Basic Continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Diluted Share Discontinued operations (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share Diluted loss per share (in dollars per share) Earnings Per Share, Diluted Weighted average shares used in computing diluted per share amounts (in shares) Weighted Average Number of Shares Outstanding, Diluted Weighted average grant date fair value Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Restricted awards (in dollars 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 ESPP shares (in dollars per share) Share based compensation arrangement by share based payment award equity instruments, employee purchase share rights, weighted average grant date fair value Share based compensation arrangement by share based payment award equity instruments, employee purchase share rights, weighted average grant date fair value Equity-based compensation Share-based Payment Arrangement, Noncash Expense [Abstract] Pre-tax equity-based compensation, excluding amounts included in restructuring expense Pre-tax equity-based compensation, included in restructuring expense Restructuring and Related Activities, Share-based Compensation Restructuring and Related Activities, Share-based Compensation Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Fair Value Assets, Nature of Assets [Axis] Fair Value, by Balance Sheet Grouping [Axis] Fair Value, by Balance Sheet Grouping [Axis] Fair Value Assets, Nature of Assets [Domain] Fair Value Assets Nature Of Assets [Domain] Fair Value Assets, Nature of Assets [Domain] Short-Term Investments Current Assets [Member] Current Assets [Member] Long-Term Investments Non Current Assets [Member] Non-Current Assets [Member] Other long-term liabilities Non Current Liabilities [Member] Non Current Liabilities [Member] Financial Instruments [Axis] Financial Instrument [Axis] Financial Instruments [Domain] Financial Instruments [Domain] Money market funds Money Market Funds [Member] Corporate debt Corporate Debt Securities [Member] U.S. Treasuries / Agencies Agency Securities [Member] Interest rate swaps Interest Rate Swap [Member] Quoted Prices in Active Markets (Level 1) Fair Value, Inputs, Level 1 [Member] Fair Value, Recurring Fair Value, Recurring [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Cash Cash, Fair Value Disclosure Cash, Fair Value Disclosure Amortized Cost Debt Securities, Available-for-sale, Amortized Cost Gross Unrealized Gains Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax Gross Unrealized Losses Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax Total Debt Securities, Available-for-sale Cash and Cash Equivalents Cash and Cash Equivalents, Fair Value Disclosure Fair value liabilities measured on a recurring basis Financial and Nonfinancial Liabilities, Fair Value Disclosure Tax Credit Carryforward [Table] Tax Credit Carryforward [Table] Income Tax Authority [Axis] Income Tax Authority [Axis] Income Tax Authority [Domain] Income Tax Authority [Domain] Federal Domestic Tax Authority [Member] State State and Local Jurisdiction [Member] Foreign Foreign Tax Authority [Member] Tax Credit Carryforward [Axis] Tax Credit Carryforward [Axis] Tax Credit Carryforward, Name [Domain] Tax Credit Carryforward, Name [Domain] Research and Development Research Tax Credit Carryforward [Member] Tax Credits General Business Tax Credit Carryforward [Member] Tax Credit Carryforward [Line Items] Tax Credit Carryforward [Line Items] Carryforward Amount Tax Credit Carryforward, Amount Line of Credit Line of Credit [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] 2019 Term Loan Facility Two Thousand Nineteen Term Loan Facility [Member] Two Thousand Nineteen Term Loan Facility [Member] Term Loan Facility B Term Loan B Facility [Member] Term Loan B Facility [Member] Interest rate of debt, stated percentage Debt Instrument, Interest Rate, Stated Percentage Outstanding Principal Long-term Debt, Gross Carrying amount Long-term Debt Less: Current portion of long-term debt Long-term Debt, Current Maturities Long-term debt, less current portion Long-term Debt, Excluding Current Maturities Summary of Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Estimated Amortization Expense In Future Periods Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Summary of Goodwill Activity Schedule of Goodwill [Table Text Block] Assumptions Used To Value Equity-Based Payments Schedule Of Share Based Payment Award Options And Employee Stock Purchase Plan Valuation Assumptions [Table Text Block] Tabular disclosure of the significant assumptions used during the year to estimate the fair value of employee stock purchase plans and option plans, including, but not limited to: (a) expected term, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. Weighted Average Fair Value Per Share Of Equity-Based Awards Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value [Table Text Block] Restricted Awards Activity Nonvested Restricted Stock Shares Activity [Table Text Block] Schedule of Stock Option Activity Share-based Payment Arrangement, Option, Activity [Table Text Block] Facility-related costs Facility-Related Costs Facility-Related Costs Severance costs Severance Costs Share-based payments Asset impairment Asset Impairment Charges Contract termination costs and other Contract Termination Costs And Other Contract Termination Costs And Other Restructuring and asset impairment charges Segment Reporting [Abstract] Segment Information Segment Reporting Disclosure [Text Block] Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Carryforward Amount Operating Loss Carryforwards 2020 Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months 2021 Finite-Lived Intangible Assets, Amortization Expense, Year Two 2022 Finite-Lived Intangible Assets, Amortization Expense, Year Three 2023 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2024 Finite-Lived Intangible Assets, Amortization Expense, Year Five Thereafter Finite-Lived Intangible Assets, Amortization Expense, after Year Five Total Finite-Lived Intangible Assets, Net Schedule of Revenue by Major Customers, by Reporting Segments [Table] Schedule of Revenue by Major Customers, by Reporting Segments [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Fixed-Fee Patent Licensing Agreement [Member] Fixed-Fee Patent Licensing Agreement [Member] Fixed-Fee Patent Licensing Agreement [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Contracts with Customers Accounting Standards Update 2014-09, Contracts with Customers [Member] Accounting Standards Update 2014-09, Contracts with Customers [Member] Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] International MSO Agreements [Member] International MSO Agreements [Member] International MSO Agreements [Member] Revenue, Major Customer [Line Items] Revenue, Major Customer [Line Items] Number of distinct performance obligations Contract with Customer, Contracts, Number of Performance Obligations Contract with Customer, Contracts, Number of Performance Obligations Accumulated deficit Retained Earnings (Accumulated Deficit) Revenue recognized Contract with Customer, Liability, Revenue Recognized Revenue from remaining performance obligation Revenue, Remaining Performance Obligation, Amount Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue is expected to recognized Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Expected timing of satisfaction Revenue, Remaining Performance Obligation, Percentage Deferred tax assets: Deferred Tax Assets, Net [Abstract] U.S. federal and state net operating losses and credits Deferred Tax Assets, Operating Loss Carryforwards Accrued liabilities Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities Deferred revenue Deferred Tax Assets, Deferred Income Equity-based compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost Capital and other losses Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Impairment Losses Other Deferred Tax Assets, Other Gross deferred tax assets Deferred Tax Assets, Gross Valuation allowance Deferred Tax Assets, Valuation Allowance Net deferred tax assets Deferred Tax Assets, Net of Valuation Allowance Deferred tax liabilities: Deferred Tax Liabilities, Net [Abstract] Intangible assets Deferred Tax Liabilities, Intangible Assets Other Deferred Tax Liabilities, Other Gross deferred tax liabilities Deferred Tax Liabilities, Gross Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] Reporting Unit [Axis] Reporting Unit [Axis] Reporting Unit [Domain] Reporting Unit [Domain] Product Product Operating Segment [Member] Product Operating Segment [Member] Intellectual Property Licensing Intellectual Property Licensing [Member] Intellectual Property Licensing [Member] Patents Patents [Member] Acquired Finite-Lived Intangible Assets [Line Items] Acquired Finite-Lived Intangible Assets [Line Items] Intangible assets acquired Finite-lived Intangible Assets Acquired Patents acquired as part of a licensing agreement Noncash or Part Noncash Acquisition, Intangible Assets Acquired Payments for purchase of patents Payments to Acquire Intangible Assets Acquired finite-lived intangible assets weighted average useful life Acquired Finite-lived Intangible Assets, Weighted Average Useful Life Cover page. Entities [Table] Entities [Table] Entity Information [Line Items] Entity Information [Line Items] Document Type Document Type Document Annual Report Document Annual Report Document Period End Date Document Period End Date Document Transition Report Document Transition Report Entity File Number Entity File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, City or Town Entity Address, City or Town Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Voluntary Filers Title of 12(b) Security Title of 12(b) Security Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Emerging Growth Company Entity Emerging Growth Company Entity Small Business Entity Small Business Entity Shell Company Entity Shell Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Public Float Entity Public Float Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Amendment Flag Amendment Flag Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Equity Option Equity Option [Member] Long-term Debt Long-term Debt [Member] Debt issued Debt Instrument, Face Amount Shares issued per $1,000 principal amount Debt Instrument, Convertible, Conversion Ratio Common stock strike price (in usd per share) Derivative, Price Risk Option Strike Price Convertible notes, percentage of principal to be paid on notes redeemed Convertible notes, percentage of principal to be paid on notes redeemed Percentage of principal to be paid on notes redeemed. Non-convertible borrowing rate (percent) Debt Instrument, Interest Rate, Effective Percentage Debt issuance costs Debt Issuance Costs, Gross Outstanding principal repurchase amount Debt Instrument, Repurchased Face Amount Repayments of long-term debt Repayments of Long-term Debt Liability component amount Debt Instrument, Repurchase Amount, Convertible, Liability Component, Amount Debt Instrument, Repurchase Amount, Convertible, Liability Component, Amount Equity component amount Debt Instrument, Repurchase Amount, Convertible, Equity Component, Amount Debt Instrument, Repurchase Amount, Convertible, Equity Component, Amount Loss on debt extinguishment Gain (Loss) on Extinguishment of Debt Discontinued Operations and Disposal Groups [Abstract] (Loss) Income from discontinued operations, net of tax Concentration Risk [Table] Concentration Risk [Table] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Customer Concentration Risk Customer Concentration Risk [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Revenue Benchmark Revenue Benchmark [Member] Accounts Receivable Customer [Axis] Customer [Axis] Customer [Domain] Customer [Domain] AT&T AT&T Inc. [Member] AT&T Inc. [Member] Concentration Risk [Line Items] Concentration Risk [Line Items] Concentration risk (percent) Concentration Risk, Percentage Debt and Interest Rate Swaps Debt Disclosure [Text Block] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Domain] Timing of Transfer of Good or Service [Domain] Transferred at Point in Time Transferred at Point in Time [Member] Transferred over Time Transferred over Time [Member] Out-of-license settlements Timing of Transfer Out-of-License Settlements [Member] Timing of Transfer Out-of-License Settlements [Member] Total Revenues, net Revenue from Contract with Customer, Excluding Assessed Tax Measurement Basis [Axis] Measurement Basis [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Carrying Amount Reported Value Measurement [Member] Fair Value Estimate of Fair Value Measurement [Member] Total Long-term debt Long-term Debt, Fair Value Principal outstanding Less: Unamortized debt discount Debt Instrument, Unamortized Discount Less: Unamortized debt issuance costs Unamortized Debt Issuance Expense Equity component Debt Instrument, Convertible, Carrying Amount of Equity Component Statement of Cash Flows [Abstract] Operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net loss to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Loss (Income) from discontinued operations, net of tax Depreciation Depreciation Amortization of intangible assets Amortization of Intangible Assets Amortization of convertible note discount and note issuance costs Amortization of Debt Issuance Costs and Discounts Change in fair value of interest rate swaps Change in Fair Value Of Interest Rate Swaps Change in Fair Value Of Interest Rate Swaps TiVo Acquisition litigation Gain (Loss) Related to Litigation Settlement Loss on debt extinguishment Loss on debt modification Gains (Losses) on Restructuring of Debt Deferred income taxes Increase (Decrease) in Deferred Income Taxes Other operating, net Other Noncash Income (Expense) Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventory Increase (Decrease) in Inventories Prepaid expenses and other current assets and other long-term assets Increase (Decrease) in Prepaid Expense and Other Assets Right-of-use assets, net of lease liabilities Increase (Decrease) in Operating Right-of-Use Assets, Net Increase (Decrease) in Operating Right-of-Use Assets, Net Accounts payable and accrued expenses and other long-term liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Taxes payable Increase (Decrease) in Income Taxes Payable Unearned revenue Increase (Decrease) in Contract with Customer, Liability Net cash provided by operating activities - Continuing operations Net Cash Provided by (Used in) Operating Activities, Continuing Operations Net cash used in operating activities - Discontinued operations Cash Provided by (Used in) Operating Activities, Discontinued Operations Net cash provided by operating activities - Continuing operations Net Cash Provided by (Used in) Operating Activities Investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Payments for purchase of short- and long-term marketable securities Payments to Acquire Marketable Securities Proceeds from sales or maturities of securities Proceeds from Sale and Maturity of Marketable Securities Return of cash paid for TiVo Acquisition Proceeds from Previous Acquisition Payment to Dissenting Holders in TiVo Acquisition Payments for Previous Acquisition Payments for purchase of property and equipment Payments to Acquire Property, Plant, and Equipment Payments for acquisition of patents Other investing, net Payments for (Proceeds from) Other Investing Activities Net cash provided by (used in) investing activities Net Cash Provided by (Used in) Investing Activities Financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from issuance of long-term debt, net of issuance costs Proceeds from Issuance of Long-term Debt Principal payments on long-term debt Repayment of Long-term Debt, Long-term Lease Obligation, and Capital Security Payments for dividends Payments for contingent consideration and deferred holdback Payment for Contingent Consideration Liability, Financing Activities Payments for withholding taxes related to net settlement of restricted awards Payment, Tax Withholding, Share-based Payment Arrangement Proceeds from employee stock purchase plan and exercise of employee stock options Proceeds, Issuance of Shares, Share-based Payment Arrangement, Including Option Exercised Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Net increase (decrease) in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash and cash equivalents at beginning of period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and cash equivalents at end of period Loans and Leases Receivable Disclosure [Table] Loans and Leases Receivable Disclosure [Table] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Corporate Offices, Data Centers and Certain Equipment Corporate Offices, Data Centers and Certain Equipment [Member] Corporate Offices, Data Centers and Certain Equipment [Member] Accounting Standards Update 2016-02 Accounting Standards Update 2016-02 [Member] Operating Lease Right-of-use Asset Operating Lease Right-of-use Asset [Member] Operating Lease Right-of-use Asset [Member] Operating Lease Liability Operating Lease Liability [Member] Operating Lease Liability [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Loans and Leases Receivable Disclosure [Line Items] Loans and Leases Receivable Disclosure [Line Items] Effect of new accounting principle New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification Period to terminate option Lessee, Operating Lease, Option to Terminate, Period Lessee, Operating Lease, Option to Terminate, Period Term of extension option Lessee, Operating Lease, Renewal Term Commitments and Contingencies Disclosure [Abstract] Contingencies Commitments and Contingencies Disclosure [Text Block] Statement of Comprehensive Income [Abstract] Other comprehensive income (loss), net of tax: Other Comprehensive Income (Loss), Net of Tax [Abstract] Change in foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Change in unrealized gains (losses) on marketable securities Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, after Tax Less: Reclassification adjustment on sale Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax Other comprehensive income (loss), net of tax Comprehensive loss Comprehensive Income (Loss), Net of Tax, Attributable to Parent Fixed lease cost Operating Lease, Cost Variable lease cost Variable Lease, Cost Short-term lease cost Short-term Lease, Cost Less: Sublease income Sublease Income Total operating lease cost Lease, Cost Statement of Financial Position [Abstract] ASSETS Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Short-term marketable securities Marketable Securities, Current Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Inventory Inventory, Net Prepaid expenses and other current assets Prepaid Expense and Other Assets Total current assets Assets, Current Long-term marketable securities Marketable Securities, Noncurrent Property and equipment, net Property, Plant and Equipment, Net Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Goodwill Goodwill Right-of-use assets Other long-term assets Other Assets, Noncurrent Total assets Assets LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities, Current Unearned revenue Contract with Customer, Liability, Current Current portion of long-term debt Total current liabilities Liabilities, Current Unearned revenue, less current portion Contract with Customer, Liability, Noncurrent Deferred tax liabilities, net Long-term lease liabilities Other long-term liabilities Other Liabilities, Noncurrent Total liabilities Liabilities Contingencies (Note 10) Commitments and Contingencies Stockholders' equity: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Preferred stock, $0.001 par value, 5,000 shares authorized; no shares issued or outstanding Preferred Stock, Value, Issued Common stock, $0.001 par value, 250,000 shares authorized; 129,216 shares issued and 126,666 shares outstanding as of December 31, 2019; and 125,781 shares issued and 123,975 shares outstanding as of December 31, 2018 Common Stock, Value, Issued Treasury stock, 2,550 shares and 1,806 shares as of December 31, 2019 and December 31, 2018, respectively, at cost Treasury Stock, Value Additional paid-in capital Additional Paid in Capital Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Total stockholders’ equity Total liabilities and stockholders’ equity Liabilities and Equity Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] TiVo Corporation TiVo Corporation [Member] TiVo Corporation [Member] Repayments of convertible debt Repayments of Convertible Debt Initial conversion price to principal of notes (in usd per share) Debt Instrument, Convertible, Conversion Ratio, Cash Conversion Ratio to Principal Amount Debt Instrument, Convertible, Conversion Ratio, Cash Conversion Ratio to Principal Amount Call option, shares Call Option Shares Number of shares which may be purchased under the convertible call option. Warrants outstanding, shares Class of Warrant or Right, Number of Securities Called by Warrants or Rights Organization, Consolidation and Presentation of Financial Statements [Abstract] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Computer Equipment And Software Computer Equipment And Software [Member] Computer Equipment And Software [Member] Furniture and fixtures Furniture and Fixtures [Member] Software and Software Development Costs Software and Software Development Costs [Member] De-recognition of Prepaid Stored Value Product Liabilities Accounting Standards Update 2016-04 [Member] Costs to Obtain Contracts with Customers Accounting Standards Update 2014-09, Costs to Obtain Contracts with Customers [Member] Accounting Standards Update 2014-09, Costs to Obtain Contracts with Customers [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Losses from cumulative translation adjustments Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Due from banks Due from Banks Contract assets amortization period Capitalized Contract Cost, Amortization Period Property, plant and equipment useful life Property, Plant and Equipment, Useful Life Finite-lived intangible asset useful life Finite-Lived Intangible Asset, Useful Life Product return period Product Return Period Product Return Period Period to cancel subscription for a full refund Subscription Cancellation Period, For Full Refund Subscription Cancellation Period, For Full Refund Lifetime subscription amortization period Product Lifetime Subscriptions, Amortization Period Product Lifetime Subscriptions, Amortization Period Advertising expense Advertising Expense Accumulated deficit Schedule of Segment Reporting Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Discontinued Operations Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] United States UNITED STATES Canada CANADA Rest of world Rest of World [Member] Rest of World [Member] Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Revenues, net: Operating Lease Liabilities Lessee, Operating Lease, Liability, Payment, Due [Abstract] Lessee, Operating Lease, Liability, Payment, Due [Abstract] 2020 Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months 2020 Lessee, Operating Lease, Liability, Payments, Due Year Two 2021 Lessee, Operating Lease, Liability, Payments, Due Year Three 2022 Lessee, Operating Lease, Liability, Payments, Due Year Four 2023 Lessee, Operating Lease, Liability, Payments, Due Year Five Thereafter Lessee, Operating Lease, Liability, Payments, Due after Year Five Total lease payments Lessee, Operating Lease, Liability, Payments, Due Less: imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Total Sublease Income Lessee, Operating Lease, Liability, Sublease Income [Abstract] Lessee, Operating Lease, Liability, Sublease Income [Abstract] 2020 Lessor, Operating Lease, Payments to be Received, Next Twelve Months 2020 Lessor, Operating Lease, Payments to be Received, Two Years 2021 Lessor, Operating Lease, Payments to be Received, Three Years 2022 Lessor, Operating Lease, Payments to be Received, Four Years 2023 Lessor, Operating Lease, Payments to be Received, Five Years Thereafter Lessor, Operating Lease, Payments to be Received, Thereafter Total lease payments Lessor, Operating Lease, Payments to be Received Net Operating Lease Payments Net Operating Lease Payments [Abstract] Net Operating Lease Payments [Abstract] 2020 Net Operating Lease Payments, Next Twelve Months Net Operating Lease Payments, Next Twelve Months 2020 Net Operating Lease Payments, Due Year Two Net Operating Lease Payments, Due Year Two 2021 Net Operating Lease Payments, Due Year Three Net Operating Lease Payments, Due Year Three 2022 Net Operating Lease Payments, Due in Four Years Net Operating Lease Payments, Due in Four Years 2023 Net Operating Lease Payments, Due Year Five Net Operating Lease Payments, Due Year Five Thereafter Net Operating Lease Payments, Due after Year Five Net Operating Lease Payments, Due after Year Five Total lease payments Net Operating Lease Payments Net Operating Lease Payments Less: imputed interest Net Operating Lease Payments, Imputed Interest Net Operating Lease Payments, Imputed Interest Total Net Operating Lease Payments, Lease Liability Net Operating Lease Payments, Lease Liability Quarterly Financial Data (Unaudited) Quarterly Financial Information [Text Block] Income Taxes Income Tax Disclosure [Text Block] Current: Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Current Federal Tax Expense (Benefit) State Current State and Local Tax Expense (Benefit) Foreign Current Foreign Tax Expense (Benefit) Total current income tax expense Current Income Tax Expense (Benefit) Deferred: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Deferred Federal Income Tax Expense (Benefit) State Deferred State and Local Income Tax Expense (Benefit) Foreign Deferred Foreign Income Tax Expense (Benefit) Total deferred income tax benefit Deferred Income Tax Expense (Benefit) Income tax expense (benefit) Income Tax Expense (Benefit) Schedule of Acquired Indefinite-lived Intangible Assets by Major Class [Table] Schedule of Acquired Indefinite-lived Intangible Assets by Major Class [Table] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] TiVo Tradename TiVo Tradename [Member] TiVo Tradename [Member] Acquired Indefinite-lived Intangible Assets [Line Items] Acquired Indefinite-lived Intangible Assets [Line Items] Indefinite-Lived Trade Names Indefinite-Lived Trade Names Acquired Finite-Lived Intangible Assets by Major Class [Axis] Developed Technology and Patents Developed Technology And Patents [Member] Developed Technology and Patents [Member] Existing Contracts and Customer Relationships Existing Contracts And Customer Relationships [Member] Existing Contracts and Customer Relationships [Member] Content Databases and Other Database Rights [Member] Trademarks / Tradenames Trademarks and Trade Names [Member] Gross Finite-Lived Intangible Assets, Gross Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Total Intangible Assets, Gross Intangible Assets, Gross (Excluding Goodwill) Total Intangible Assets, Net Schedule of Quarterly Consolidated Financial Data (Unaudited) Quarterly Financial Information [Table Text Block] Schedule of Weighted Average Number of Shares Schedule of Weighted Average Number of Shares [Table Text Block] Weighted Average Potential Anti-Dilutive Common Shares Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Accrued restructuring costs Product and Intellectual Property Licensing Product and Intellectual Property Licensing [Member] Product and Intellectual Property Licensing [Member] Asset Class [Axis] Asset Class [Axis] Asset Class [Domain] Asset Class [Domain] Auction Rate Securities Auction Rate Securities [Member] Assets Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Balance at beginning of period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Sales Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales Gain (loss) included in earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Unrealized loss reclassified on sale Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Unrealized Gain (Loss) Adjustment on Sale Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Unrealized Gain (Loss) Adjustment on Sale Unrealized gains included in other comprehensive income Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) Balance at end of period Liabilities Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Balance at beginning of period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements Transfers out Fair Value, Measurement with Unobservable Inputs Reconciliation, Liability, Transfers out of Level 3 Gain (loss) included in earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Balance at end of period Goodwill impairment Investment [Table] Investment [Table] U.S. Treasuries / Agencies US Treasury and Government [Member] Investment [Line Items] Investment [Line Items] Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value Debt Securities, Available-for-sale, Unrealized Loss Position Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss Equity-based Compensation Share-based Payment Arrangement [Text Block] Income Tax Contingency [Table] Income Tax Contingency [Table] Pre-Filing Agreement [Axis] Pre-Filing Agreement [Axis] Information related to prefiling closing agreement with the IRS. Pre-Filing Agreement [Domain] Pre Filing Agreement [Domain] Information related to prefiling closing agreement with the IRS. Pre-Filing Closing Agreement [Member] Pre Filing Closing Agreement Member Pre-Filing Closing Agreement Member. Income Tax Expense Benefit Continuing Operations [Line Items] Income Tax Contingency [Line Items] Ordinary tax loss from sale of business Ordinary Tax Loss From Sale Of Business Ordinary tax loss from sale of business Deductions resulting from Tax Act of 2017 Valuation Allowance, Deferred Tax Asset, Decrease from Tax Cuts and Jobs Act of 2017 Valuation Allowance, Deferred Tax Asset, Decrease from Tax Cuts and Jobs Act of 2017 Unrecognized tax benefits that would impact effective tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Interest and penalties Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Accrued interest and penalties Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Benefit from operating loss carryforwards reduced income tax expense Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability BEAT liability Tax Cuts and Jobs Act, Incomplete Accounting, Base Erosion and Anti-Abuse Tax Liability, Amount Tax Cuts and Jobs Act, Incomplete Accounting, Base Erosion and Anti-Abuse Tax Liability, Amount Provisional PTI foreign withholding taxes Tax Cuts and Jobs Act, Incomplete Accounting, Provisional Undistributed Accumulated Earnings of Foreign Subsidiary Previously Taxed Income, Tax Expense Withholdings Tax Cuts and Jobs Act, Incomplete Accounting, Provisional Undistributed Accumulated Earnings of Foreign Subsidiary Previously Taxed Income, Tax Expense Withholdings Undistributed foreign earnings Undistributed Earnings of Foreign Subsidiaries Amount of unrecognized tax liability on undistributed foreign earnings Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries Schedule of Goodwill [Table] Schedule of Goodwill [Table] Goodwill [Line Items] Goodwill [Line Items] Goodwill [Roll Forward] Goodwill [Roll Forward] Beginning of Period Foreign currency translation Goodwill, Foreign Currency Translation Gain (Loss) End of Period Balance at beginning of period Accounts Receivable, Allowance for Credit Loss, Current Provision for bad debt Accounts Receivable, Credit Loss Expense (Reversal) Deductions and write-offs, net Allowance For Doubtful Accounts Receivable Adjustments Increase (Decrease) Allowance For Doubtful Accounts Receivable Adjustments Increase (Decrease) Balance at end of period Weighted average shares used in computing basic per share amounts Dilutive effect of equity-based compensation awards Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Weighted average shares used in computing diluted per share amounts Warrants outstanding (in shares) Class of Warrant or Right, Outstanding Financial Statement Details Additional Financial Information Disclosure [Text Block] Movement in Deferred Tax Asset, Valuation Allowance Movement in Deferred Tax Valuation Allowances [Roll Forward] Movement in Deferred Tax Valuation Allowances [Roll Forward] Balance at beginning of period Additions Valuation Allowance, Deferred Tax Asset, Additions Valuation Allowance, Deferred Tax Asset, Additions Deductions resulting from TiVo Acquisition Valuation Allowance, Deferred Tax Asset, Decrease due to Business Combination Valuation Allowance, Deferred Tax Asset, Decrease due to Business Combination Balance at end of period Schedule of Inventory Schedule of Inventory, Current [Table Text Block] Property and Equipment, Net Property, Plant and Equipment [Table Text Block] Accounts Payable and Accrued Expenses Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Components of Interest Income and Other, Net Interest and Other Income [Table Text Block] Supplemental Cash Flow Information Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Restructuring and Asset Impairment Charges Restructuring, Impairment, and Other Activities Disclosure [Text Block] Restructuring and Asset Impairment Charges Restructuring and Related Costs [Table Text Block] Restructuring Activities Related to Plans Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Carrying Value and Par Value of Debt Schedule of Long-term Debt Instruments [Table Text Block] Convertible Debt Convertible Debt [Table Text Block] Components of Interest Expense Interest Income and Interest Expense Disclosure [Table Text Block] Schedule of Maturities of Long-term Debt Schedule of Maturities of Long-term Debt [Table Text Block] Summary of Interest Rate Swaps Schedule of Interest Rate Derivatives [Table Text Block] Revenues Revenue from Contract with Customer [Text Block] Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] Accounts receivable, gross Accounts Receivable, before Allowance for Credit Loss Less: Allowance for doubtful accounts Accounts Receivable, Allowance for Credit Loss Accounts receivable, net Investments and Fair Value Measurements Fair Value Disclosures [Text Block] Description of Business Business Description [Policy Text Block] The entire disclosure for the business description. Business description describes the nature and type of organization including but not limited to organizational structure as may be applicable to holding companies, parent and subsidiary relationships, business divisions, business units, business segments, affiliates and information about significant ownership of the reporting entity. Basis of Presentation and Principles of Consolidation Basis of Presentation and Principles Of Consolidation [Policy Text Block] The entire disclosure for the basis of presentation concepts and principles of consolidation. Basis of presentation describes the underlying basis used to prepare the financial statements. Principles of consolidation discloses the accounting policy regarding (1) the principles it follows in consolidating or combining the separate financial statements, including the principles followed in determining the inclusion or exclusion of subsidiaries or other entities in the consolidated or combined financial statements and (2) its treatment of interests (for example, common stock, a partnership interest or other means of exerting influence) in other entities, for example consolidation or use of the equity or cost methods of accounting. The accounting policy may also address the accounting treatment for intercompany accounts and transactions, noncontrolling interest, and the income statement treatment in consolidation for issuances of stock by a subsidiary. Reclassifications Reclassification, Policy [Policy Text Block] Use of Estimates Use of Estimates, Policy [Policy Text Block] Foreign Currency Translation Foreign Currency Transactions and Translations Policy [Policy Text Block] Concentrations of Risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Cash, Cash Equivalents and Investments Cash and Cash Equivalents, Policy [Policy Text Block] Marketable Securities Investment, Policy [Policy Text Block] Accounts Receivable Receivable [Policy Text Block] Allowance for Doubtful Accounts Receivables, Trade and Other Accounts Receivable, Allowance for Doubtful Accounts, Policy [Policy Text Block] Inventory Inventory, Policy [Policy Text Block] Long-Lived Assets, including Property and Equipment and Finite-Lived Intangible Assets Property, Plant and Equipment, Policy [Policy Text Block] Software Development Costs Software to be Sold, Leased, or Otherwise Marketed, Policy [Policy Text Block] Indefinite-Lived Intangible Assets and Goodwill Goodwill and Intangible Assets, Policy [Policy Text Block] Right-of-Use Assets and Lease Liabilities Lessee, Leases [Policy Text Block] Income Taxes Income Tax, Policy [Policy Text Block] Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Warranty Standard Product Warranty, Policy [Policy Text Block] Research and Development Research and Development Expense, Policy [Policy Text Block] Advertising Costs Advertising Cost [Policy Text Block] Restructuring Costs Associated with Exit or Disposal Activities or Restructurings, Policy [Policy Text Block] Equity-Based Compensation Share-based Payment Arrangement [Policy Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Fair Value of Financial Instruments Fair Value of Financial Instruments, Policy [Policy Text Block] (Loss) gain on interest rate swaps Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Hedging Designation [Axis] Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Not Designated as Hedging Instrument Not Designated as Hedging Instrument [Member] $250M June 2013 Swaps Two Hundred Fifty Million June Two Thousand Thirteen Swaps [Member] Two Hundred Fifty Million June Two Thousand Thirteen Swaps [Member] $125M September 2014 Swaps One Hundred Twenty Five Million September Twenty Fourteen Swaps [Member] One Hundred Twenty Five Million September Twenty Fourteen Swaps [Member] $200M September 2014 Swaps Two Hundred Million September Twenty Fourteen Swaps [Member] Two Hundred Million September Twenty Fourteen Swaps [Member] Notional amount of interest rate swaps Derivative, Notional Amount Fixed interest rate (percent) Derivative, Fixed Interest Rate Revenue, Initial Application Period Cumulative Effect Transition [Table] Revenue, Initial Application Period Cumulative Effect Transition [Table] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Domain] Initial Application Period Cumulative Effect Transition [Domain] Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Accounts receivable, net Prepaid expenses and other current assets Other long-term assets Accounts payable and accrued expenses Unearned revenue Deferred Revenue, Current Deferred tax liabilities, net Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Convertible Notes Payable Convertible Notes Payable [Member] Warrants Warrant [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Preferred Stock, shares authorized (in shares) Preferred Stock, Shares Authorized Preferred Stock, shares issued (in shares) Preferred Stock, Shares Issued