Goodwill and Intangible Assets Disclosure [Abstract] Summary of Goodwill Activity Schedule of Goodwill [Table Text Block] 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] Debt Disclosure [Abstract] Carrying Value and Par Value of Debt [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Term Loan A-1 [Member] Term Loan [Member] Term Loan A [Member] Term Loan A-2 [Member] Term Loan A-2 [Member] Term Loan A-2 [Member] Term Loan B-3 [Member] Term Loan B-3 [Member] Term Loan B-3 [Member] 2040 Convertible Notes [Member] Two Thousand And Forty Convertible Notes [Member] Two Thousand and Forty Convertible Notes [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Carrying Value of outstanding secured debt Secured Debt Carrying Value of outstanding convertible debt Convertible Debt Carrying Value of outstanding debt Long-term Debt Par value of debt Long-term Debt, Gross Restructuring Costs and Asset Impairment Charges [Abstract] Restructuring and Asset Impairment Charges Restructuring, Impairment, and Other Activities Disclosure [Text Block] Statement of Comprehensive Income [Abstract] Net loss Net Income (Loss) Attributable to Parent Other comprehensive income (loss), net of tax: Other Comprehensive Income (Loss), Net of Tax [Abstract] Foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Unrealized gains (losses) on investments, net Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Comprehensive loss Comprehensive Income (Loss), Net of Tax, Attributable to Parent Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Stock Repurchase Program [Abstract] Stock Repurchase Program [Abstract] Authorized amount of common stock for repurchase Stock Repurchase Program, Authorized Amount Common stock repurchased during period, shares Stock Repurchased During Period, Shares Common stock repurchased during period, value Stock Repurchased During Period, Value Common stock, remaining authorized amount to be repurchased Stock Repurchase Program, Remaining Authorized Repurchase Amount Treasury stock held, shares Treasury Stock, Shares Treasury stock held, value Treasury Stock, Value Fair Value Disclosures [Abstract] 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 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] Discontinued Operations and Disposal Groups [Abstract] Components of Assets and Liabilities Held for Sale Schedule Of Disposal Groups, Including Discontinued Operations, Assets and Liabilities Held for Sale [Table Text Block] Tabular disclosure for the disposal group, including a component of the entity (discontinued operation) of the classification and carrying values of the assets and liabilities comprising the disposal group held for sale. Results of Operations From Discontinued Businesses Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Table] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Table] Statement, Business Segments [Axis] Segments [Axis] Segment [Domain] Segments [Domain] DivX and MainConcept [Member] DivX and MainConcept [Member] DivX and MainConcept [Member] Consumer Website [Member] Consumer Website [Member] Consumer Website [Member] Rovi Entertainment Store [Member] Rovi Entertainment Store [Member] Rovi Entertainment Store [Member] Previous Software [Member] Software Division [Member] Software Division [Member] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Proceeds from sale of business Proceeds from Divestiture of Businesses Additional payments based on revenue milestones Proceeds from Divestiture of Businesses, Additional Payments Based on Revenue Milestones Proceeds from Divestiture of Businesses, Additional Payments Based on Revenue Milestones Amount to be paid to buyer in sale of business Amount to be paid to buyer in sale of business Amount to be paid to the buyer in connetion with the sale of a business Note receivable from sale of business Note receivable from sale of business Note receivable from buyer in connection with the sale of a business. Expenses related to disposal of business Disposal Group, Including Discontinued Operation, Operating Expense Document and Entity Information [Abstract] Document and Entity Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Goodwill and Other Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value, by Measurement Basis [Axis] Measurement Basis [Axis] Fair Value, Disclosure Item Amounts [Domain] Fair Value Measurement [Domain] Portion at Fair Value Measurement [Member] Portion at Fair Value Measurement [Member] Money Market Funds [Member] Money Market Funds [Member] Auction Rate Securities [Member] Auction Rate Securities [Member] Corporate Debt Securities [Member] Corporate Debt Securities [Member] Foreign Government Obligations [Member] Foreign Government Debt Securities [Member] U.S. Treasuries / Agencies [Member] US Government Agencies Debt Securities [Member] IntegralReach Contingent Consideration [Member] IntegralReach Contingent Consideration [Member] IntegralReach Contingent Consideration [Member] Veveo Contingent Consideration [Member] Veveo Contingent Consideration [Member] Veveo Contingent Consideration [Member] Interest Rate Swaps And Caps [Member] Interest Rate Swaps And Caps [Member] Interest Rate Swaps and Caps [Member] Fair Value Assets, Nature of Assets [Axis] Fair Value Assets, Nature of Assets [Axis] Fair Value Assets, Nature of Assets [Axis] Fair Value Assets, Nature of Assets [Domain] Fair Value Assets Nature Of Assets [Domain] Fair Value Assets, Nature of Assets [Domain] Current Assets [Member] Current Assets [Member] Current Assets [Member] Non-Current Assets [Member] Non Current Assets [Member] Non-Current Assets [Member] Current Liabilities [Member] Current Liabilities [Member] Current Liabilities [Member] Non-Current Liabilities [Member] Non Current Liabilities [Member] Non Current Liabilities [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Total [Member] Estimate of Fair Value Measurement [Member] Quoted Prices In Active Markets (Level 1) [Member] Fair Value, Inputs, Level 1 [Member] Significant Other Observable Inputs (Level 2) [Member] Fair Value, Inputs, Level 2 [Member] Significant Unobservable Inputs (Level 3) [Member] Fair Value, Inputs, Level 3 [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] Fair value assets measured on recurring basis Assets, Fair Value Disclosure, Recurring Fair value liabilities measured on a recurring basis Liabilities, Fair Value Disclosure, Recurring Derivative fair value of an asset position Derivative Asset, Fair Value, Gross Asset Derivative fair value of a liability position Derivative Liability, Fair Value, Gross Liability Earnings Per Share [Abstract] Weighted Average Potential Anti-Dilutive Common Shares Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Schedule of Weighted Average Number of Shares Schedule of Weighted Average Number of Shares [Table Text Block] Carrying Value and Par Value of Debt Schedule of Long-term Debt Instruments [Table Text Block] Income Statement [Abstract] Revenues Revenues Costs and expenses: Cost of Revenue [Abstract] Cost of revenues Cost of Revenue Research and development Research and Development Expense Selling, general and administrative Selling, General and Administrative Expense Depreciation Depreciation Amortization of intangible assets Amortization of Intangible Assets Restructuring and asset impairment charges Restructuring, Settlement and Impairment Provisions Total costs and expenses Costs and Expenses Operating income from continuing operations Operating Income (Loss) Interest expense Interest Expense Interest income and other, net Interest and Other Income Debt modification expense Debt Modification Expense Debt Modification Expense (Loss) income on interest rate swaps and caps, net Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Loss on debt redemption Gain (loss) on debt redemption Amount represents the difference between the fair value of the payments made and the carrying amount of the debt at the time of its extinguishment, the write-off of note issuance costs and expenses related to the debt redemption. Income from continuing operations before income taxes Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest Income tax expense Income Tax Expense (Benefit) (Loss) income from continuing operations, net of tax Income (Loss) from Continuing Operations Attributable to Parent Discontinued operations, net of tax Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Net loss Basic earnings per share: Earnings Per Share, Basic [Abstract] Basic (loss) income per share from continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Basic Share Basic loss per share from discontinued operations (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share Basic net earnings per share (in dollars per share) Earnings Per Share, Basic Shares used in computing basic net earnings per share (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted earnings per share: Earnings Per Share, Diluted [Abstract] Diluted (loss) income per share from continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Diluted Share Diluted loss per share from discontinued operations (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share Diluted net earnings per share (in dollars per share) Earnings Per Share, Diluted Shares used in computing diluted net earnings per share (in shares) Weighted Average Number of Shares Outstanding, Diluted Remainder of 2014 Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year 2015 Finite-Lived Intangible Assets, Amortization Expense, Year Two 2016 Finite-Lived Intangible Assets, Amortization Expense, Year Three 2017 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2018 Finite-Lived Intangible Assets, Amortization Expense, Year Five Thereafter Finite-Lived Intangible Assets, Amortization Expense, after Year Five Net Finite-Lived Intangible Assets, Net Debt Debt Disclosure [Text Block] Investments [Abstract] Investments Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Award Type and Plan Name [Axis] Award Type [Axis] Share-based Compensation Arrangements by Share-based Payment Award, Award Type and Plan Name [Domain] Equity Award [Domain] Stock Options [Member] Employee Stock Option [Member] Restricted Stock [Member] Restricted Stock [Member] Performance Shares [Member] Performance Shares [Member] Restricted Stock Units (RSUs) [Member] Restricted Stock Units (RSUs) [Member] ESPP Plan [Member] Employee Stock [Member] Statement, Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Grants On Or Before July152008 [Member] Grants On Or Before July152008 [Member] Grants On or Before July 15, 2008 [Member] Grants After July152008 [Member] Grants After July152008 [Member] Grants after July 15, 2008 [Member] Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] Additional shares reserved for issuance Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized Shares reserved for issuance Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Shares available for issuance Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Vesting period (years) Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 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 Number of shares awarded and unvested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Offering period Share-based Compensation Arrangement, Offering Period Share-based Compensation Arrangement, Offering Period Offering purchase period Share-based Compensation Arrangement, Offering Purchase Period Share-based Compensation Arrangement, Offering Purchase 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 Unrecognized compensation cost Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Weighted average period of recognition of unrecognized compensation cost (years) Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition Total intrinsic value of options exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Subsequent Events [Abstract] Subsequent Event [Table] Subsequent Event [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event [Member] Subsequent Event [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Term Loan A Facility [Member] Term Loan A Facility [Member] Term Loan A Facility [Member] Term Loan B Facility [Member] Term Loan B Facility [Member] Term Loan B Facility [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving Facility [Member] Revolving Credit Facility [Member] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] In Addition To LIBOR Rate [Member] London Interbank Offered Rate (LIBOR) [Member] Prime Rate Plus [Member] Prime Rate [Member] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum [Member] Minimum [Member] Maximum [Member] Maximum [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Term of credit facility (years) Debt Instrument, Term Debt issued Debt Instrument, Face Amount Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Variable interest rate Debt Instrument, Basis Spread on Variable Rate LIBOR floor Debt Instrument, Variable Interest Rate, Floor Debt Instrument, Variable Interest Rate, Floor Interest rate reduction based on secured leverage ratio Debt Instrument, Variable Interest Rate, Reduction based on Secured Leverage Ratio Debt Instrument, Variable Interest Rate, Reduction based on Secured Leverage Ratio Purchase price Business Combination, Consideration Transferred Patents in portfolio Number of Patents in Portfolio Acquired Number of patents in portfolio acquired Accounting Policies [Abstract] Summary Of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] EITF Issue 13-C [Member] EITF Issue 13-C [Member] EITF Issue 13-C [Member] Summary Of Significant Accounting Policies [Line Items] Summary Of Significant Accounting Policies [Line Items] [Line Items] for Summary Of Significant Accounting Policies [Table] Effect of Adoption of New Accounting Pronouncement New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification Stock Repurchase Program Stock Repurchase Program Disclosure [Text Block] This element may be used to capture the complete disclosure pertaining to an entity's treasury stock, including the average cost per share, carrying basis for each class of treasury stock, description of share repurchase program authorized by an entity's Board of Directors, the treatment of the purchase price in excess of the current market value, number of shares held for each class of treasury stock, and other information necessary to a fair presentation. Organization, Consolidation and Presentation of Financial Statements [Abstract] Basis Of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Weighted average fair value, Option grants Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted average fair value, Employee purchase share rights 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 Weighted average fair value, Restricted stock award grants Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net loss Adjustments to reconcile net loss to net cash provided by operations: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Loss from discontinued operations, net of tax Change in fair value of interest rate swaps and caps, net of premium Change in Fair Value Of Interest Rate Swaps And Caps Net Of Premium The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period and includes premiums paid. Debt modification expense Amortization of note issuance costs and convertible note discount Amortization of Financing Costs and Discounts Equity-based compensation Share-based Compensation Loss on debt redemption Loss On Debt Redemption Amount represents the difference between the fair value of the payments made and the carrying amount of the debt at the time of its extinguishment and the write-off of note issuance costs. Deferred taxes Deferred Income Tax Expense (Benefit) Other, net Other Noncash Income (Expense) Changes in operating assets and liabilities, net of assets and liabilities acquired: Increase (Decrease) in Operating Capital [Abstract] Accounts receivable, net Increase (Decrease) in Accounts Receivable Deferred revenue Increase (Decrease) in Deferred Revenue Prepaid expenses, other current assets, and other assets Increase (Decrease) in Prepaid Expense and Other Assets Income taxes Increase (Decrease) in Income Taxes Payable Accounts payable, accrued expenses, and other long-term liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Net cash provided by operating activities of continuing operations Net Cash Provided by (Used in) Operating Activities, Continuing Operations Net cash used in operating activities of discontinued operations Cash Provided by (Used in) Operating Activities, Discontinued Operations Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Purchases of long and short-term marketable investments Payments to Acquire Marketable Securities Sales or maturities of long and short-term marketable investments Proceeds from Sale and Maturity of Marketable Securities Proceeds from sale of business Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Payments for acquisition, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Other investing, net Payments for (Proceeds from) Other Investing Activities Net cash provided by investing activities of continuing operations Net Cash Provided by (Used in) Investing Activities, Continuing Operations Net cash used in investing activities of discontinued operations Cash Provided by (Used in) Investing Activities, Discontinued Operations Net cash provided by investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Payments under debt obligations Repayments of Long-term Debt, Long-term Capital Lease Obligations, and Capital Securities Purchase of treasury stock Payments for Repurchase of Common Stock Proceeds from issuance of debt, net of issuance costs Proceeds from Issuance of Long-term Debt Proceeds from exercise of options and employee stock purchase plan Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options Net cash used in financing activities of continuing operations Net Cash Provided by (Used in) Financing Activities, Continuing Operations Net cash used in financing activities of discontinued operations Cash Provided by (Used in) Financing Activities, Discontinued Operations Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash Effect of Exchange Rate on Cash and Cash Equivalents Net increase (decrease) in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and cash equivalents at beginning of period Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents at end of period 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] Equity-based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Business Combinations [Abstract] Acquisitions Business Combination Disclosure [Text Block] Available-For-Sale and Other Investment Securities Schedule Of Available For Sale Securities Including Cash and Cash Equivalents [Table Text Block] Schedule Of Available For Sale Securities Including Cash and Cash Equivalents [Table Text Block] Available-For-Sale Debt Investments At Fair Value Investments Classified by Contractual Maturity Date [Table Text Block] Discontinued Operations and Assets Held for Sale Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Veveo Inc [Member] Veveo Inc [Member] Veveo Inc [Member] IntegralReach [Member] IntegralReach [Member] IntegralReach [Member] Fair Value, Inputs, Level 3 [Member] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Business Acquisition [Line Items] Business Acquisition [Line Items] Total purchase price Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net Contingent consideration Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High Fair Value of outstanding debt Debt Instrument, Fair Value Disclosure Statement of Financial Position [Abstract] ASSETS Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and cash equivalents Short-term investments Short-term Investments Trade accounts receivable, net Accounts Receivable, Net, Current Taxes receivable Income Taxes Receivable, Current Deferred tax assets, net Deferred Tax Assets, Net of Valuation Allowance, Current Prepaid expenses and other current assets Other Assets, Current Assets held for sale Assets Held-for-sale, Current Total current assets Assets, Current Long-term marketable investment securities Marketable Securities, Noncurrent Property and equipment, net Property, Plant and Equipment, Net Finite-lived intangible assets, net Other assets Other Assets, Noncurrent Goodwill Goodwill 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 Deferred revenue Deferred Revenue, Current Current portion of long-term debt Long-term Debt, Current Maturities Liabilities held for sale Liabilities of Assets Held-for-sale Total current liabilities Liabilities, Current Taxes payable, less current portion Liability for Uncertain Tax Positions, Noncurrent Long-term debt, less current portion Long-term Debt, Excluding Current Maturities Deferred revenue, less current portion Deferred Revenue, Noncurrent Long-term deferred tax liabilities, net Deferred Tax Liabilities, Net, Noncurrent Other non current liabilities Other Liabilities, Noncurrent Total liabilities Liabilities Stockholders’ equity: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Common stock Common Stock, Value, Issued Treasury stock Additional paid-in capital Additional Paid in Capital Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Retained deficit Retained Earnings (Accumulated Deficit) Total stockholders’ equity Stockholders' Equity Attributable to Parent Total liabilities and stockholders’ equity Liabilities and Equity Income Tax Disclosure [Abstract] Income Tax Contingency [Table] Income Tax Contingency [Table] Income Tax Expense Benefit Continuing Operations [Line Items] Income Tax Contingency [Line Items] Income tax expense (benefit) Nowtilus [Member] Nowtilus [Member] Nowtilus [Member] Roxio Consumer Software [Member] Roxio Consumer Software [Member] Roxio Consumer Software [Member] Net revenue: Disposal Group, Including Discontinued Operation, Revenue Pre-tax (loss) income from operations: Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, before Income Tax Pre-tax loss on disposal of business units Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax Income tax benefit (expense) Discontinued Operation, Tax Effect of Discontinued Operation Income (loss) from discontinued operations, net of tax Goodwill and Intangible Asset Impairment Goodwill and Intangible Asset Impairment Schedule of Long-term Debt Instruments [Table] Interest rate of debt, stated percentage Debt Instrument, Interest Rate, Stated Percentage Shares issued per $1,000 principal amount Debt Instrument, Convertible, Conversion Ratio Principal amount of each note Principal Of Each Note Principal amount of each note. Debt conversion, price per share Debt Instrument, Convertible, Conversion Price Minimum percentage of common stock price on applicable conversion price resulting in the noteholders ability to convert the notes into cash or stock Minimum percentage of common stock price on applicable conversion price resulting in the noteholders ability to convert the notes into cash or stock Minimum percentage of common stock price on applicable conversion price resulting in the noteholders ability to convert the notes into cash or stock Maximum percentage of product under last reported sale price for conversion eligibility Maximum percentage of trading price on product sale price resulting in conversion of notes into cash or stock If the trading price per note for each day of the measurement period was less than this percentage of the product of the last reported sale price of the Company's common stock and the conversion rate on such day, the notes are eligible for conversion. 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. Interest rate of debt, effective percentage Debt Instrument, Interest Rate, Effective Percentage Unamortized discount Debt Instrument, Unamortized Discount Interest expense Amortization of Debt Discount (Premium) Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] Acquired 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] Developed Technology and Patents [Member] Developed Technology And Patents [Member] Developed Technology and Patents [Member] Existing Contracts and Customer Relationships [Member] Existing Contracts And Customer Relationships [Member] Existing Contracts and Customer Relationships [Member] Content Databases and Other [Member] Database Rights [Member] Trademarks / Tradenames [Member] Trademarks and Trade Names [Member] Acquired Finite-Lived Intangible Assets [Line Items] Acquired Finite-Lived Intangible Assets [Line Items] Gross Costs Finite-Lived Intangible Assets, Gross Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Basic EPS - weighted average number of common shares outstanding (in shares) Dilutive effect of employee equity incentive plans (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Diluted EPS - weighted average number of common shares and common share equivalents outstanding (in shares) Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Fair Value Measurements Fair Value Disclosures [Text Block] Schedule of Available-for-sale Securities [Table] Schedule of Available-for-sale Securities [Table] Investment Type [Axis] Investment Type [Axis] Investment Type Categorization [Domain] Investments [Domain] Cash [Member] Cash [Member] Cash Equivalents [Member] Cash Equivalents [Member] Total Cash And Cash Equivalents [Member] Cash and Cash Equivalents [Member] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Domain] Major Types of Debt and Equity Securities [Domain] Money Markets [Member] U.S. Treasury/Agencies [Member] US Treasury and Government [Member] Total Available-For-Sale Investments [Member] Available-for-sale Securities [Member] Total Cash, Cash Equivalents And Investments [Member] Cash Cash Equivalents And Investments [Member] Cash, Cash Equivalents and Investments [Member] Schedule of Available-for-sale Securities [Line Items] Schedule of Available-for-sale Securities [Line Items] Available-for-sale and other investment securities, Cost Available-for-sale Securities, Amortized Cost Basis Available-for-sale and other investment securities, Unrealized Gains Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax Available-for-sale and other investment securities, Unrealized Losses Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax Available-for-sale and other investment securities, Fair Value Available-for-sale Securities Fair Value of Financial Instruments, Policy Fair Value of Financial Instruments, Policy [Policy Text Block] Fair Value Transfer, Policy Fair Value Transfer, Policy [Policy Text Block] Subsequent Events Subsequent Events [Text Block] Income Taxes Income Tax Disclosure [Text Block] Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Restructuring Type [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] 2014 Restructuring Actions [Member] 2014 Restructuring Actions [Member] 2014 Restructuring Actions [Member] 2013 Restructuring Action [Member] 2013 Restructuring Action [Member] 2013 Restructuring Action [Member] Statement, Operating Activities Segment [Axis] Operating Activities [Axis] Segment, Operating Activities [Domain] Operating Activities [Domain] Segment, Continuing Operations [Member] Continuing Operations [Member] Segment, Discontinued Operations [Member] Discontinued Operations [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Restructuring charges Severance costs Severance Costs Abandonment costs Other Restructuring Costs Asset impairment charge Asset Impairment Charges Business Exit Costs Business Exit Costs Stock compensation expense Unpaid severance costs Restructuring Reserve Unpaid abandon costs Unpaid Abandon Costs Amount of unpaid costs related to an abandoned facility as of the balance sheet date. Earnings Per Share (EPS) Earnings Per Share [Text Block] Goodwill [Roll Forward] Goodwill [Roll Forward] Goodwill, net beginning balance Acquisitions Goodwill, Acquired During Period Changes due to foreign currency exchange rates and other Goodwill, Translation and Purchase Accounting Adjustments Goodwill, net ending balance 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] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Dividends Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Expected term (years) 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 Volatility rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate 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] Balance at beginning of period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Unrealized gain included in accumulated other comprehensive income Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements Balance at end of period Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities Excluded from Computation of Earnings Per Share, by Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Convertible Notes [Member] Convertible Notes Payable [Member] Performance Based Restricted Stock Awards [Member] Performance Based Restricted Stock Awards [Member] Performance Based Restricted Stock Awards [Member] Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Total weighted average potential common shares excluded from diluted net earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Line of Credit Facility [Table] Line of Credit Facility [Table] Senior Secured Term Loan [Member] Senior Secured Term Loan [Member] Senior Secured Term Loan [Member] Long-Term Debt, Term Loan [Axis] Long-Term Debt, Term Loan [Axis] Long-term debt, term Loan [Axis] Long Term Debt Term Loan [Domain] Long Term Debt Term Loan [Domain] Long-term debt, term loan [Domain] Term Loan B-1 [Member] Term Loan B [Member] Term Loan B [Member] Term Loan B-2 [Member] Term Loan B-2 [Member] Term Loan B-2 [Member] Principal amount, term loan Repayments of debt Repayments of Debt Debt instrument maturity date Debt Instrument, Maturity Date Debt discount Unamortized debt issuance costs Unamortized Debt Issuance Expense Debt issuance costs Payments of Debt Issuance Costs Loss on debt redemption Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative [Table] Derivative [Table] Six Months Settlement Ending February 2011 [Member] Six Months Settlement Ending February2011 [Member] Six Months Settlement Ending February 2011 [Member] Six Months Settlement Ending February 2015 [Member] Six Months Settlement Ending February Two Thousand Fifteen [Member] Six Months Settlement Ending February Two Thousand Fifteen [Member] Three Months Settlement Ending September 2013 [Member] Three Months Settlement Ending September Two Thousand Thirteen [Member] Three months settlement ending September two thousand thirteen [Member] Final Settlement Ending January 2016 [Member] Final Settlement Ending January Two Thousand Sixteen [Member] Final Settlement Ending January Two Thousand Sixteen [Member] Three Month Settlement Period Ending June 2014 [Member] Three Month Settlement Period Ending June 2014 [Member] Three Month Settlement Period Ending June 2014 [Member] Final Settlement Period Ending in March 2017 [Member] Final Settlement Period Ending in March 2017 [Member] Final Settlement Period Ending in March 2017 [Member] Effective January 2016 Ending March 2019 [Member] Effective January 2016 Ending March 2019 [Member] Effective January 2016 Ending March 2019 [Member] Interest Rate Derivative, after LIBOR Effect [Axis] Interest Rate Derivative, after LIBOR Effect [Axis] Interest Rate Derivative, after LIBOR Effect [Axis] Interest Rate Derivative, after LIBOR Effect [Domain] Interest Rate Derivative After Libor Effect [Domain] Interest Rate Derivative, after LIBOR Effect [Domain] Amount Subtracted From LIBOR [Member] Amount Subtracted From Libor [Member] Amount Subtracted from LIBOR [Member] Derivative Instrument Risk [Axis] Derivative Instrument [Axis] Derivative Contract Type [Domain] Derivative Contract [Domain] $460M March 2010 Swaps [Member] Four Hundred Sixty Million March Two Thousand Ten Swaps [Member] Four Hundred Sixty Million March Two Thousand Ten Swaps [Member] $460M Nov 2010 Swaps [Member] Four Hundred Sixty Million November Two Thousand Ten Swaps [Member] Four Hundred Sixty Million November Two Thousand Ten Swaps [Member] $300M Oct 2011 Swaps [Member] Three Hundred Million October Two Thousand Eleven Swaps [Member] Three hundred million october two thousand eleven swaps [Member] $197M May 2012 Swaps [Member] 197M May 2012 Swaps [Member] 197M May 2012 Swaps [Member] $215M May 2012 Swaps [Member] 215M May 2012 Swaps [Member] 215M May 2012 Swaps [Member] $250M June 2013 Swaps [Member] Two Hundred Fifty Million June Two Thousand Thirteen Swaps [Member] Two Hundred Fifty Million June Two Thousand Thirteen Swaps [Member] Derivative [Line Items] Derivative [Line Items] Notional amount of interest rate derivatives Derivative, Notional Amount Derivative variable interest rate swap percentage Derivative, Basis Spread on Variable Rate Derivative fixed interest rate Derivative, Fixed Interest Rate Gain (loss) on interest rate swaps and caps, net Interest Rate Swaps and Caps Derivative Instruments and Hedging Activities Disclosure [Text Block] Due in 1 year or less Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value Due in 1-2 years Available-for-sale Securities, Debt Maturities, after one through two years Available-for-sale securities, debt Maturities, after one through two years Due in 2-3 years Available-for-sale Securities, Debt Maturities, after two through three years Available-for-sale securities, debt Maturities, after two through three years Due in greater than 3 years Available-for-sale Securities, Debt Maturities, after three years Available-for-sale securities, debt Maturities, after three years Total Available-for-sale Securities, Debt Securities Trade accounts receivable, net Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net Taxes receivable Disposal Group, Including Discontinued Operation, Taxes Receivable Disposal Group, Including Discontinued Operation, Taxes Receivable Prepaid and other assets Disposal Group, Including Discontinued Operation, Other Assets Property and equipment, net Disposal Group, Including Discontinued Operation, Property, Plant, and Equipment, Net Intangible assets Disposal Group, Including Discontinued Operation, Intangible Assets, Net Other long-term assets Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent Accounts payable and other liabilities Disposal Group, Including Discontinued Operation, Accounts Payable and Accrued Liabilities Taxes payable, less current portion Disposal Group, Including Discontinued Operation, Taxes Payable, Less Current Disposal Group, Including Discontinued Operation, Taxes Payable, Less Current Deferred revenue Disposal Group, Including Discontinued Operation, Deferred Revenue Total net assets held for sale Assets of Disposal Group, Including Discontinued Operation Extinguishment of Debt [Axis] Extinguishment of Debt [Axis] Extinguishment of Debt, Type [Domain] Extinguishment of Debt, Type [Domain] October 2013 [Member] October Two Thousand Thirteen [Member] October 2013 [Member] Debt Repurchase Program [Member] Debt Repurchase Program [Member] Debt Repurchase Program [Member] Debt repurchase program authorized amount Debt Repurchase program Authorized Amount The amount authorized by an entity's Board of Directors under a debt repurchase plan