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] Award Type [Axis] Award Type [Axis] Award Type Award Type [Domain] Stock options Stock Options [Member] Restricted stock units Restricted Stock Units (RSUs) [Member] Employee stock purchase plan Employee Stock [Member] Share-based Compensation Arrangement by Share-based Payment Award Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Total stock-based compensation Allocated Share-based Compensation Expense 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] Senior Secured Notes Senior Notes [Member] Senior Secured 2018 Notes Senior Secured 2018 Notes [Member] Senior Secured Notes, 2018 maturity Senior Secured 2020 Notes Senior Secured 2020 Notes [Member] Senior Secured Notes, 2020 maturity Senior Unsecured 2023 Notes Senior Unsecured 2023 Notes [Member] Senior Unsecured Notes, 2023 maturity Term Loan Facility Term Loan Facility [Member] Term Loan Facility [Member] Revolving Credit Facility Revolving Credit Facility [Member] Swing Line Loan Subfacility Swing Line Loan Subfacility [Member] Swing Line Loan Subfacility [Member] Letter Of Credit Subfacility Letter of Credit [Member] Debt Instrument Debt Instrument [Line Items] Debt instrument, face amount Debt Instrument, Face Amount Long-term debt, fair value Long-term Debt, Fair Value Irrevocable deposit Assets Held-in-trust, Current Repayment of principal amount Debt Instrument, Repurchased Face Amount Repayments of debt Repayments of Debt Call premium Call premium Difference between the redemption price and the principal amount of the debt Unpaid interest deposited to escrow Unpaid interest deposited to escrow Unpaid interest deposited to escrow on redemption of debt Redemption price, percentage of face value Redemption Price Percentage Redemption price percentage. Redemption amount of notes, percentage of principal amount, when using the net cash proceed from capital stock sale Redemption Amount Of Notes Percentage Of Aggregate Principal Amount Redemption amount percentage of aggregate principal amount when using the net cash proceeds of one or more sales of the Company’s capital stock. Redemption price, percentage of principal amount, when using the net cash proceed from capital stock sale Redemption price, percentage of principal amount, when using the net cash proceed from capital stock sale Redemption price, percentage of principal amount, when using the net cash proceeds of one or more sales of the Company’s capital stock Repurchase price of notes in case of change in control, percentage of face value Repurchase Price Of Notes As Percentage Of Principal Amount In Case Of Change In Control Repurchase price of Senior Secured Notes as percentage of principal amount in case of change in control. Repurchase price of notes in case of sale of assets, percentage of face value Repurchase Price Of Notes As Percentage Of Principal Amount In Case Of Sale Of Assets Repurchase price of Senior Secured Notes as percentage of principal amount in case of sale of assets. Debt instrument, original term of loan Debt Instrument, Original Term of Loan Debt Instrument, Original Term of Loan Call premium cost and original issue discount and debt issuance costs related to lenders that did not participate in refinancing Gain (Loss) on Repurchase of Debt Instrument Senior secured credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Senior secured credit facility, amount outstanding Line of Credit Facility, Amount Outstanding Senior secured credit facility, current borrowing capacity Line of Credit Facility, Current Borrowing Capacity Write-off of original issue discount and debt issuance costs related to lenders that did not participate in refinancing Gains (Losses) on Extinguishment of Debt Commitments and Contingencies Disclosure [Abstract] Purchase Commitment, Excluding Long-term Commitment [Table] Purchase Commitment, Excluding Long-term Commitment [Table] Purchase Commitment, Excluding Long-term Commitment [Axis] Purchase Commitment, Excluding Long-term Commitment [Axis] Purchase Commitment, Excluding Long-term Commitment [Domain] Purchase Commitment, Excluding Long-term Commitment [Domain] Inventory Purchase Commitment Inventories [Member] Purchase Commitment, Excluding Long-term Commitment Purchase Commitment, Excluding Long-term Commitment [Line Items] Purchase Commitment, Remaining Minimum Amount Committed Purchase Commitment, Remaining Minimum Amount Committed Purchase Commitment, Recognized Loss Purchase Commitment, Recognized Loss Purchase Commitment, Recognized Loss Capital Leases, Lessee Balance Sheet [Abstract] Schedule of Capital Leased Asssets [Table] Schedule of Capital Leased Assets [Table] Property, Plant and Equipment by Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment Property, Plant and Equipment, Type [Domain] Capital Leased Assets Capital Leased Assets [Line Items] Capital Leases Capital Leases, Balance Sheet, Assets by Major Class, Net [Abstract] Cost Capital Leased Assets, Gross Accumulated depreciation Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation Total Capital Leases, Balance Sheet, Assets by Major Class, Net Schedule of Long-term Debt Instruments Schedule of Long-term Debt Instruments [Table Text Block] Schedule Of Debt Maturities Schedule of Maturities of Long-term Debt [Table Text Block] Letters of Credit Outstanding, Amount Letters of Credit Outstanding, Amount Goodwill and Intangible Assets Disclosure [Abstract] Cost of revenues Cost of Goods Sold, Amortization Operating expenses Amortization of Intangible Assets Total Amortization of Acquired Intangible Assets Earnings Per Share [Abstract] Schedule Of Calculation Of Basic And Diluted Net Income (Loss) Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Segment Reporting [Abstract] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Statement, Geographical [Axis] Geographical [Axis] Segment, Geographical [Domain] Segment, Geographical [Domain] United States UNITED STATES International Segment, Geographical, Groups of Countries, Group One [Member] Europe Middle East And Africa, including Netherlands Europe Middle East And Africa [Member] Europe, The Middle East And Africa [Member] Netherlands NETHERLANDS Asia Pacific Asia Pacific [Member] Asia pacific [member] JAPAN JAPAN Canada Central And South America Canada Central And South America [Member] Canada, central and south america [member] Revenues from External Customers and Long-Lived Assets Revenues from External Customers and Long-Lived Assets [Line Items] Revenues Revenues Property and equipment, net Long-Lived Assets Schedule Of Financial Information By Reportable Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] Payables and Accruals [Abstract] Accrued Liabilities, Current Accrued Liabilities, Current [Abstract] Income taxes payable Accrued Income Taxes, Current Accrued warranty Product Warranty Accrual, Current Inventory purchase commitments Inventory Purchase Commitments Reserve Estimate of purchase commitments it does not expect to consume in normal ongoing operations within the next twelve months from reporting period. Accrued sales programs Accrued sales programs Carrying value of estimated rebates due to customers for various sales programs. Accrued interest Interest Payable, Current Others Other Accrued Liabilities, Current Total other accrued liabilities Accrued Liabilities, Current Employee Service Share-based Compensation, Aggregate Disclosures [Abstract] Plan Name [Axis] Plan Name [Axis] Plan Name Plan Name [Domain] Equity Compensation Plans Equity Compensation Plans [Member] Equity compensation plans [member] 2013 Inducement Award Plan Two Thousand Thirteen Inducement Award Plan [Member] The 2013 Inducement Award Plan provides for the grant of stock options, restricted stock, restricted stock units, stock appreciation rights, performance units, performance shares, and other stock or cash awards to recipients as Brocade's Compensation Committee may determine. 2009 Stock Plan Two Thousand Nine Stock Plan [Member] Two thousand nine stock plan [member] 2009 Director Plan Two Thousand Nine Director Plan [Member] Two thousand nine director plan [member] 2009 Employee Stock Purchase Plan Two Thousand Nine Employee Stock Purchase Plan [Member] Two thousand nine employee stock purchase plan [member] 1999 Nonstatutory Stock Option Plan Nineteen Hundred Ninety Nine Nonstatutory Stock Option Plan [Member] Nineteen hundred ninety nine nonstatutory stock option plan [member] Mcdata Equity Plans Mcdata Equity Plans [Member] McData Equity Plans [Member] Employee 401 K Plan Employee 401 K Plan [Member] Employee 401(k) plan [member] Range [Axis] Range [Axis] Range Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Additional shares authorized under plan Additional Shares Authorized Under Plan Additional shares authorized under the plan during the period Shares authorized for issuance under plan Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Maximum number of shares to be added to the plan Shares To Be Added To The Plan The maximum number of additional shares approved to be added to the original reserve under the plan, when shares issued under previous plans are forfeited Shares available for issuance under plan Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Maximum payroll deductions Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate Discount from Market Price At Offering Date Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Offering Date Maximum number of shares to be purchased per employee Share-based Compensation Arrangement by Share-based Payment Award, Maximum Number of Shares Per Employee Plan Offering Period Plan Offering Period The period during which rights to purchase stock under the ESPP are outstanding. Plan Purchase Period Plan Purchase Period Duration of Plan Purchase Period within Offering Period Number of purchase periods Number of purchase periods Number of purchase periods within one offering period. Reduction In Number Of Shares Available For Issuance Reduction In Number Of Shares Available For Issuance Reduction in number of shares available for issuance. Minimum Percentage Holding Requirement For Principal Shareholder Minimum Percentage Holding Requirement For Principal Shareholder Minimum percentage holding requirement for principal shareholder Minimum Fair Market Value Of The Shares Granted To Principal Shareholder Minimum Fair Market Value Of The Shares Granted To Principal Shareholder Minimum fair market value of the shares granted to principal shareholder Expiration Date For Stock Options And Stock Appreciation Rights Maximum Time From Grant Date - 10% owners Expiration Date For Stock Options And Stock Appreciation Rights Maximum Time From Grant Date - 10 percent owner Expiration date for stock options and stock appreciation rights maximum time from grant date, for more than 10% owners. Expiration Date For Stock Options And Stock Appreciation Rights Maximum Time From Grant Date Expiration Date For Stock Options And Stock Appreciation Rights Maximum Time From Grant Date Expiration Date For Stock Options And Stock Appreciation Rights Maximum Time From Grant Date Award vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Shares reserved for issuance under director plan Share-based Goods and Nonemployee Services Transaction, Shares Approved for Issuance Shares Remaining For Future Issuance Shares Remaining For Future Issuance Shares remaining for future issuance. Company's matching contributions to the 401(k) Plan Defined Contribution Plan, Cost Recognized Maximum contribution by employee Defined Contribution Plan Maximum Matching Contribution By Company Defined contribution plan maximum matching contribution by company. Employee contribution maximum rate Defined Contribution Plan Employee Contribution Maximum Rate Defined contribution plan employee contribution maximum rate. Document And Entity Information [Abstract] Document and Entity Information [Abstract] Entities [Table] Entities [Table] Legal Entity [Axis] Legal Entity [Axis] Total Entity [Domain] Entity Information [Line Items] Entity Information [Line Items] 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 Document Type Document Type Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Voluntary Filers Entity Current Reporting Status Entity Current Reporting Status Entity Public Float Entity Public Float Equity Compensation Plans Approved By Stockholders Equity Compensation Plans Approved By Stockholders [Member] Equity compensation plans approved by stockholders [member] Equity Compensation Plans Not Approved By Stockholders Equity Compensation Plans Not Approved By Stockholders [Member] Equity compensation plans not approved by stockholders [member] Number of securities to be Issued upon exercise of outstanding options, warrants and rights Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Weighted-average exercise price of options outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Number of securities remaining available for future issuance under equity compensation plans Compensation and Employee Benefit Plans Compensation and Employee Benefit Plans [Text Block] Statement of Financial Position [Abstract] Accounts receivable, allowances Allowance for Doubtful Accounts Receivable, Current Preferred stock, par value Preferred Stock, Par or Stated Value Per Share Preferred stock, shares authorized Preferred Stock, Shares Authorized Preferred stock, shares issued Preferred Stock, Shares Issued Preferred stock, shares outstanding Preferred Stock, Shares Outstanding Common stock, par value Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares issued Common Stock, Shares, Issued Common stock, shares outstanding Common Stock, Shares, Outstanding Inventory Disclosure [Abstract] Inventory Inventory, Net [Abstract] Inventory, Raw Materials Inventory, Raw Materials, Gross Inventory, Finished Goods Inventory, Finished Goods, Gross Inventory, Net Inventory, Net Commitments And Contingencies Commitments and Contingencies Disclosure [Text Block] Operating Leases, Future Minimum Payments Due [Abstract] Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] 2014 Operating Leases, Future Minimum Payments Due, Next Twelve Months 2015 Operating Leases, Future Minimum Payments, Due in Two Years 2016 Operating Leases, Future Minimum Payments, Due in Three Years 2017 Operating Leases, Future Minimum Payments, Due in Four Years 2018 Operating Leases, Future Minimum Payments, Due in Five Years Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Total minimum lease payments Operating Leases, Future Minimum Payments Due Contractual sublease income Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments, Fiscal Year Maturity [Abstract] Capital Leases, Future Minimum Payments Due Capital Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] 2014 Capital Leases, Future Minimum Payments Due, Next Twelve Months 2015 Capital Leases, Future Minimum Payments Due in Two Years 2016 Capital Leases, Future Minimum Payments Due in Three Years 2017 Capital Leases, Future Minimum Payments Due in Four Years Total minimum lease payments Capital Leases, Future Minimum Payments Due Amount representing interest Capital Leases, Future Minimum Payments, Interest Included in Payments Present value of net minimum lease payments Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments Accounting Policies [Abstract] Fiscal Period Policy Fiscal Period, Policy [Policy Text Block] Consolidation Policy Consolidation, Policy [Policy Text Block] Use of Estimates in Preparation of Consolidated Financial Statements Use of Estimates, Policy [Policy Text Block] Borrowings Debt Disclosure [Text Block] Restructuring and Related Activities [Abstract] Restructuring and Other Chargers Restructuring and Related Activities Disclosure [Text Block] Discontinued Operations and Disposal Groups [Abstract] Assets and liabilities held for sale Assets Held-for-sale, at Carrying Value Intangible assets Disposal Group, Including Discontinued Operation, Intangible Assets, Net Expected loss recognized on disposal Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down Goodwill written off Goodwill, Written off Related to Sale of Business Unit Loss on sale of subsidiary Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax Income Tax Disclosure [Abstract] Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest [Abstract] Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest [Abstract] United States Income (Loss) from Continuing Operations before Income Taxes, Domestic International Income (Loss) from Continuing Operations before Income Taxes, Foreign Income before income tax Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Repatriation from offshore operations excluded from income before income taxes Repatriation From Offshore Operations Repatriation from offshore operations. Business Combinations [Abstract] Schedule of Purchase Price Allocation Schedule of Purchase Price Allocation [Table Text Block] Income Taxes Income Tax Disclosure [Text Block] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Stock options, Beginning balance Stock options, Granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Stock options, Exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Stock options, Forfeited or expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Stock options, Ending balance Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract] Weighted Average Exercise Price, Stock options, Beginning balance Weighted Average Exercise Price, Stock options, Granted Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Weighted Average Exercise Price, Stock options, Exercised Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Weighted Average Exercise Price, Stock options, Forfeited or expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Weighted Average Exercise Price, Stock options, Ending balance Aggregate intrinsic value, Stock options, Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Aggregate intrinsic value, Stock options, Exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value Weighted-average grant date fair value Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted average remaining contractual term, Stock options, Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest [Abstract] Vested and expected to vest, Stock options, Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Vested and expected to vest, Stock options, Weighted average exercise price Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Vested and expected to vest, Stock options, Weighted average remaining contractual term Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Vested and expected to vest, Stock options, Outstanding, Aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Exercisable and vested, Stock options, Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number Exercisable and vested, Stock options, Weighted average exercise price Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price Exercisable and vested, Stock options, Weighted average remaining contractual term Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term Exercisable and vested, Stock options, Outstanding, Aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value Goodwill and Intangible Assets, Goodwill Policy Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] Goodwill and Intangible Assets, Intangible Assets, Indefinite-Lived, Policy Goodwill and Intangible Assets, Intangible Assets, Indefinite-Lived, Policy [Policy Text Block] Goodwill and Intangible Assets, Intangible Assets, Policy Goodwill and Intangible Assets, Intangible Assets, Policy [Policy Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments And Hedging Activities Derivative Instruments and Hedging Activities Disclosure [Text Block] Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract] U.S. federal statutory income tax rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate State taxes, net of federal tax benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes Foreign income taxed at other than U.S. rates Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential Stock-based compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Compensation Cost Research and development credit Effective Income Tax Rate Reconciliation, Tax Credits, Research Permanent items Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other Change in liabilities for uncertain tax positions Effective Income Tax Rate Reconciliation, Tax Contingencies Repatriation from offshore operations Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings Audit settlement and reinstated tax credit Effective Income Tax Rate Reconciliation, Tax Settlements Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance Other Effective Income Tax Rate Reconciliation, Other Adjustments Effective tax rate Effective Income Tax Rate, Continuing Operations Components of Deferred Tax Assets and Liabilities Components of Deferred Tax Assets and Liabilities [Abstract] Components of Deferred Tax Assets Components of Deferred Tax Assets [Abstract] Deferred Tax Assets, Net Deferred Tax Assets, Net [Abstract] Deferred Tax Assets, Gross Deferred Tax Assets, Gross [Abstract] Net operating loss carry forwards Deferred Tax Assets, Operating Loss Carryforwards Stock-based compensation expense Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost Tax credit carry forwards Deferred Tax Assets, Tax Credit Carryforwards Reserves and accruals Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals Capitalized research and development expenditures Deferred Expense Capitalized Research And Development Costs The amount as of the balance sheet date of the estimated future tax effects attributable to research and development costs capitalized for tax purposes but expensed in conformity with generally accepted accounting principles, which will reverse in future periods when amortization of such capitalized costs can be deducted for tax purposes. Net unrealized losses on investments Deferred Tax Assets, Unrealized Losses on Available-for-Sale Securities, Gross Gross deferred tax assets Deferred Tax Assets, Gross Valuation allowance Deferred Tax Assets, Valuation Allowance Total deferred tax assets Deferred Tax Assets, Net of Valuation Allowance Components of Deferred Tax Liabilities Components of Deferred Tax Liabilities [Abstract] Deferred Tax Liabilities Deferred Tax Liabilities, Gross [Abstract] Acquired intangibles and goodwill Deferred Tax Liabilities, Goodwill and Intangible Assets Fixed assets Deferred Tax Liabilities, Property, Plant and Equipment Other Deferred Tax Liabilities, Other Total deferred tax liabilities Deferred Tax Liabilities, Net Deferred Tax Assets (Liabilities), Net Deferred Tax Assets, Net, Classification [Abstract] Total net deferred tax assets Deferred Tax Assets, Net 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] Vyatta Vyatta [Member] Vyatta, Inc. Business Acquisition Business Acquisition [Line Items] Effective Date of Acquisition Business Acquisition, Effective Date of Acquisition Consideration Paid Held In Escrow, Amount Consideration Paid Held In Escrow, Amount Consideration Paid Held In Escrow, Amount Consideration Paid Held In Escrow, Escrow Duration Consideration Paid Held In Escrow, Escrow Duration Consideration Paid Held In Escrow, Escrow Duration Acquisition Cost Expensed Business Combination, Separately Recognized Transactions, Additional Disclosures, Acquisition Cost Expensed Goodwill, Expected Tax Deductible Amount Business Acquisition, Purchase Price Allocation, Goodwill, Expected Tax Deductible Amount Business Combination, Consideration Transferred Business Combination, Consideration Transferred [Abstract] Cash consideration Business Acquisition, Cost of Acquired Entity, Cash Paid Prepaid license fees consideration Business Combination, Consideration Transferred, Other Total purchase price Business Combination, Consideration Transferred Schedule of Income before Income Tax, Domestic and Foreign Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Schedule of Components of Income Tax Expense (Benefit) Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Schedule of Effective Income Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Schedule of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Summary of Income Tax Contingencies Summary of Income Tax Contingencies [Table Text Block] 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] In-process technology In-Process Technology [Member] In-process research and development technology assets acquired in business combination Customer relationships Customer Relationships [Member] Core/developed technology Developed Technology Rights [Member] Non-compete agreements Noncompete Agreements [Member] Trade name Trade Names [Member] Business Acquisition, Purchase Price Allocation Business Acquisition, Purchase Price Allocation [Abstract] Cash Business Acquisition, Purchase Price Allocation, Current Assets, Cash and Cash Equivalents Accounts receivable Business Acquisition, Purchase Price Allocation, Current Assets, Receivables Identifiable intangible assets: Business Acquisition, Purchase Price Allocation, Intangible Assets Other than Goodwill Goodwill (1) Business Acquisition, Purchase Price Allocation, Goodwill Amount Other assets Business Acquisition, Purchase Price Allocation, Other Assets Total assets acquired Business Acquisition, Purchase Price Allocation, Assets Acquired Deferred tax liability Business Acquisition, Purchase Price Allocation, Deferred Tax Liabilities, Noncurrent Deferred revenue Business Acquisition, Purchase Price Allocation, Current Liabilities, Deferred Revenue Accounts payable and other accrued liabilities Business Acquisition, Purchase Price Allocation, Current Liabilities, Accrued Liabilities Total liabilities assumed Business Acquisition, Purchase Price Allocation, Liabilities Assumed Net assets acquired Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net Other Income and Expenses [Abstract] Component of Other Income, Nonoperating [Table] Component of Other Income, Nonoperating [Table] Component of Other Income, Nonoperating [Axis] Component of Other Income, Nonoperating [Axis] Component of Other Income, Nonoperating, Name [Domain] Component of Other Income, Nonoperating, Name [Domain] A10 Networks A10 Networks [Member] A10 Networks [Member]. Balance Sheet Location Balance Sheet Location [Axis] Balance Sheet Location Balance Sheet Location [Domain] Cash Cash [Member] Notes Receivable Notes Receivable [Member] Other Assets Other Assets [Member] Component of Other Income, Nonoperating Component of Other Income, Nonoperating [Line Items] Other Nonoperating Income Other Nonoperating Income Gain Litigation Settlement Date Gain Litigation Settlement Date The effective date of a duly executed litigation settlement agreement. Note Receivable Interest Rate Note Receivable Interest Rate Interest rate on the note receivable Valuation and Qualifying Accounts [Abstract] Valuation and Qualifying Accounts Disclosure [Table] Valuation and Qualifying Accounts Disclosure [Table] Valuation Allowances and Reserves Type [Axis] Valuation Allowances and Reserves Type [Axis] Valuation Allowances and Reserves [Domain] Valuation Allowances and Reserves [Domain] Allowance for doubtful accounts Allowance for Doubtful Accounts [Member] Sales Allowances Allowance for Sales Returns [Member] Valuation and Qualifying Accounts Disclosure Valuation and Qualifying Accounts Disclosure [Line Items] Balance at Beginning of Period Valuation Allowances and Reserves, Balance Additions Charged to Revenues Valuation Allowances and Reserves, Charged to Other Accounts Deductions (1) Valuation Allowances and Reserves, Deductions Balance at End of Period Quarterly Financial Information Disclosure [Abstract] Selected Quarterly Financial Information Selected Quarterly Financial Information [Abstract] Net revenues Revenue, Net Gross margin Gross Profit Income from operations Operating Income (Loss) Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income (loss) per-share—basic Earnings Per Share, Basic Net income (loss) per-share—diluted Earnings Per Share, Diluted Shares used in per-share calculation—basic Weighted Average Number of Shares Outstanding, Basic Shares used in per-share calculation—diluted Weighted Average Number of Shares Outstanding, Diluted Brocade Price Per Share High Brocade Price Per Share High Brocade price per share, high. Brocade Price Per Share Low Brocade Price Per Share Low Brocade price per share, low. Quarterly Financial Information, Explanatory Disclosure Quarterly Financial Information, Explanatory Disclosure Quarterly Financial Information, Explanatory Note, Period Quarterly Financial Information, Explanatory Note, Period Quarterly Financial Information, Quarterly Charges and Credits, Amount Affecting Comparability Quarterly Financial Information, Quarterly Charges and Credits, Amount Affecting Comparability Quarterly Financial Information [Text Block] Quarterly Financial Information [Text Block] 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 by Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Accounts Receivable Accounts Receivable [Member] Sales Revenue Sales Revenue, Segment [Member] Major Customers [Axis] Major Customers [Axis] Name of Major Customer [Domain] Name of Major Customer [Domain] EMC Corporation Emc Corporation [Member] EMC Corporation [Member] Hewlett Packard Corporation Hewlett Packard [Member] Hewlett-Packard [Member] International Business Machines Corporation International Business Machines Corporation [Member] International Business Machines Corporation [Member] Major Customer One Major Customer One [Member] Major Customer One [Member] Major Customer Two Major Customer Two [Member] Major Customer Two [Member] Major Customer Three Major Customer Three [Member] Major Customer Three [Member] Major Customer Four Major Customer Four [Member] Major Customer Four [Member] Concentration Risk Concentration Risk [Line Items] Number Of Customers Included In Concentration Disclosures Number Of Customers Included In Concentration Disclosures Total Number Of Customers Included In Concentration Disclosures Concentration Risk, Percentage Concentration Risk, Percentage Expected dividend yield Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Risk free interest rate minimum Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum Risk free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Risk free interest rate maximum Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum Expected volatility minimum Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum Expected volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Expected volatility maximum Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum Expected term Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Guarantor And Non-Guarantor Subsidiaries [Abstract] Guarantor And Non-Guarantor Subsidiaries [Abstract] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Schedule of Condensed Financial Statements [Table] Schedule of Condensed Financial Statements [Table] Brocade Communications Systems, Inc. Parent Company [Member] Subsidiary Guarantors Guarantor Subsidiaries [Member] Non- Guarantor Subsidiaries Non-Guarantor Subsidiaries [Member] Consolidating Adjustments Consolidation, Eliminations [Member] Condensed Financial Statements, Captions Condensed Financial Statements, Captions [Line Items] Net cash provided by (used in) operating activities Net Cash Provided by (Used in) Operating Activities Purchases of short-term investments Payments to Acquire Short-term Investments Proceeds from maturities and sale of short-term investments Proceeds from Sale of Short-term Investments Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Net cash paid in connection with acquisition Payments to Acquire Businesses, Net of Cash Acquired Proceeds from collection of convertible note receivable Proceeds from Collection of Notes Receivable Proceeds from sale of subsidiary Proceeds from Sales of Business, Affiliate and Productive Assets Net cash provided by (used in) investing activities Net Cash Provided by (Used in) Investing Activities Proceeds from senior unsecured notes Proceeds from Issuance of Unsecured Debt Proceeds from term loan Proceeds from Issuance of Secured Debt Payment of principal related to senior secured notes Proceeds from (Repayments of) Secured Debt Payment of principal related to the term loan Repayments of Secured Debt Payment of debt issuance costs related to senior unsecured notes Payments of Debt Issuance Costs Payment of fees related to the term loan Payments of Loan Costs Payment of principal related to capital leases Repayments of Long-term Capital Lease Obligations Common stock repurchases Payments for Repurchase of Common Stock Proceeds from issuance of common stock Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options Excess tax benefits from stock-based compensation Excess Tax Benefit (Tax Deficiency) from Share-based Compensation, Financing Activities Net cash provided by (used in) financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate fluctuations on cash and cash equivalents 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, beginning of year Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents, end of year ASSETS Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and cash equivalents Accounts receivable, net of allowances for doubtful accounts of $575 and $833 at October 26, 2013, and October 27, 2012, respectively Accounts Receivable, Net, Current Inventories Deferred tax assets Deferred Tax Assets, Net of Valuation Allowance, Current Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Total current assets Assets, Current Property and equipment, net Property, Plant and Equipment, Net Goodwill Goodwill Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Non-current deferred tax assets Deferred Tax Assets, Net of Valuation Allowance, Noncurrent Other assets Other Assets, Noncurrent Total assets Assets LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Accounts payable Accounts Payable, Current Accrued employee compensation Employee-related Liabilities, Current Deferred revenue Deferred Revenue, Current Current restructuring liabilities Restructuring Reserve, Current Current portion of long-term debt Long-term Debt and Capital Lease Obligations, Current Other accrued liabilities Total current liabilities Liabilities, Current Long-term debt, net of current portion Long-term Debt and Capital Lease Obligations Non-current restructuring liabilities Restructuring Reserve, Noncurrent Non-current deferred revenue Deferred Revenue, Noncurrent Non-current income tax liability Liability for Uncertain Tax Positions, Noncurrent Other non-current liabilities Other Liabilities, Noncurrent Total liabilities Liabilities Commitments and contingencies (Note 9) Commitments and Contingencies Stockholders’ equity: Stockholders' Equity Attributable to Parent [Abstract] Preferred stock, $0.001 par value, 5,000 shares authorized, no shares issued and outstanding Preferred Stock, Value, Issued Common stock, $0.001 par value, 800,000 shares authorized: Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract] Issued and outstanding: 445,285 and 456,913 shares at October 26, 2013, and October 27, 2012, respectively Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Retained earnings Retained Earnings (Accumulated Deficit) Total stockholders’ equity Stockholders' Equity Attributable to Parent Total liabilities and stockholders’ equity Liabilities and Equity Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Statement, Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock Common Stock [Member] Additional Paid-In Capital Additional Paid-in Capital [Member] Accumulated Other Comprehensive Loss Accumulated Other Comprehensive Income (Loss) [Member] Retained Earnings (Accumulated Deficit) Retained Earnings [Member] Total Stockholders’ Equity Parent [Member] Statement [Line Items] Statement [Line Items] Increase (Decrease) in Stockholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Balance, Value Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Balance, Shares Shares, Outstanding Issuance of common stock, Value Stock Issued During Period, Value, New Issues Issuance of common stock, Shares Stock Issued During Period, Shares, New Issues Common stock repurchases, Value Stock Repurchased and Retired During Period, Value Common stock repurchases, Shares Stock Repurchased and Retired During Period, Shares Tax detriment from employee stock plans Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net Stock-based compensation Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Change in net unrealized gains on cash flow hedges Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax Change in cumulative translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Net income Net Income (Loss) Attributable to Parent Balance, Value Balance, Shares Operating Leases, Rent Expense, Net [Abstract] Operating Leases, Rent Expense, Net [Abstract] Rent expense Operating Leases, Rent Expense, Minimum Rentals Sublease income Operating Leases, Rent Expense, Sublease Rentals Rent Expense, Net Operating Leases, Rent Expense, Net Derivative Instrument Detail [Abstract] Derivative Instrument Detail [Abstract] Derivative [Table] Derivative [Table] Hedging Designation [Axis] Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Derivatives Designated As Hedging Instruments Designated as Hedging Instrument [Member] Derivatives Not Designated As Hedging Instruments Not Designated as Hedging Instrument [Member] Derivative, by Currency Derivative, by Nature [Axis] Total Derivative, Name [Domain] Euro Euro Member Countries, Euro British Pound United Kingdom, Pounds India Rupee India, Rupees Singapore Dollar Singapore, Dollars Swiss Franc Switzerland, Francs Japanese Yen Japan, Yen Derivative Derivative [Line Items] Total gross notional amounts, presented by currency Notional Amount of Foreign Currency Derivatives Property, Plant and Equipment [Abstract] Schedule of Property, Plant and Equipment [Table] Schedule of Property, Plant and Equipment [Table] Computer equipment Computer Equipment [Member] Software Software [Member] Engineering and other equipment Other Machinery and Equipment [Member] Furniture and fixtures Furniture and Fixtures [Member] Leasehold improvements Leasehold Improvements [Member] Land and building Land, Buildings and Improvements [Member] Property, Plant and Equipment Property, Plant and Equipment [Line Items] Property, Plant and Equipment, Net, by Type Property, Plant and Equipment, Net, by Type [Abstract] Property and equipment, gross Property, Plant and Equipment, Gross Less: Accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Total property and equipment, net Statement of Other Comprehensive Income [Abstract] Statement of Other Comprehensive Income [Abstract] Net income (loss) Other comprehensive income and loss, net of tax: Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] Unrealized gains (losses) on cash flow hedges: Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax [Abstract] Change in unrealized gains and losses Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Net gains and losses reclassified into earnings Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax Net unrealized gains (losses) on cash flow hedges Foreign currency translation adjustments Total other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Total comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Attributable to Parent Capital Lease Obligations Capital Lease Obligations [Member] Maturity Debt Instrument, Maturity Date Range, End Stated annual interest rate Debt Instrument, Interest Rate, Stated Percentage Long-term debt, gross Long-term Debt, Gross Effective interest rate Debt Instrument, Interest Rate, Effective Percentage Unamortized discount Debt Instrument, Unamortized Discount Long-term debt, net of current portion Long-term Debt, Excluding Current Maturities Segment Information Segment Reporting Disclosure [Text Block] Receivables [Abstract] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Accounts, Notes, Loans and Financing Receivable by Receivable Type [Axis] Receivable Type [Axis] Receivable Type [Domain] Receivable Type [Domain] Trade Accounts Receivable Trade Accounts Receivable [Member] Accounts, Notes, Loans and Financing Receivable Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts Receivable, Gross Accounts Receivable, Gross, Current Allowance for Doubtful Accounts Sales Allowance Sales Allowance Sales Allowance Accounts receivable, net Fair Value Disclosures [Abstract] Fair Value Measurements Fair Value Disclosures [Text Block] Balance Sheet Details [Abstract] Balance Sheet Details [Abstract] Balance Sheet Details Supplemental Balance Sheet Disclosures [Text Block] Income Tax Uncertainties Income Tax Uncertainties [Abstract] Income Tax Contingency [Table] Income Tax Contingency [Table] Income Tax Authority Income Tax Authority [Axis] Income Tax Authority Income Tax Authority [Domain] Income Tax Contingency Income Tax Contingency [Line Items] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Unrecognized tax benefits, beginning balance Unrecognized Tax Benefits Gross increases for tax positions taken in prior periods Unrecognized Tax Benefits, Increases Resulting from Prior Period Tax Positions Gross decreases for tax positions taken in prior periods Unrecognized Tax Benefits, Decreases Resulting from Prior Period Tax Positions Gross increases for tax positions taken in current period Unrecognized Tax Benefits, Increases Resulting from Current Period Tax Positions Changes due to settlements with taxing authorities Unrecognized Tax Benefits, Decreases Resulting from Settlements with Taxing Authorities Reductions resulting from lapses of statutes of limitations Unrecognized Tax Benefits, Reductions Resulting from Lapse of Applicable Statute of Limitations Unrecognized tax benefits, ending balance Fair Value Transfer Policy Fair Value Transfer, Policy [Policy Text Block] Schedule Of Assets And Liabilities Measured At Fair Value Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule of Goodwill [Table] Schedule of Goodwill [Table] Statement, Business Segments [Axis] Business Segments [Axis] Segment [Domain] Segment [Domain] SAN Products SAN Products [Member] Storage Area Networking products [member] IP Networking Products IP Networking Products [Member] Internet Protocol Networking Products [Member] Global Services Global Services [Member] Global Services [Member] Goodwill [Line Items] Goodwill [Line Items] Goodwill Goodwill [Roll Forward] Goodwill, Gross, Beginning Balance Goodwill, Gross Accumulated impairment losses, Beginning Balance Goodwill, Impaired, Accumulated Impairment Loss Goodwill, Net, Beginning Balance Goodwill, Acquired During Period Goodwill, Acquired During Period Goodwill, Tax and other adjustments Goodwill, Other Changes Goodwill, Gross, Ending Balance Accumulated impairment losses, Ending Balance Goodwill, Net, Ending Balance Schedule Of Equity Compensation Plans Schedule Of Equity Compensation Plans [Table Text Block] Schedule of equity compensation plans [table text block] Stock-Based Compensation Expense Included In Line Items Of Consolidated Statements Of Operations Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] Stock-Based Compensation Expense By Grant Type Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block] Stock-Based Compensation, Unrecognized Compensation Expense And Weighted-Average Period Schedule of Unrecognized Compensation Cost, Nonvested Awards [Table Text Block] Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Schedule of Share-based Compensation, Stock Options, Activity Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block] Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block] Basic net income per-share Earnings Per Share, Basic [Abstract] Weighted-average shares used in computing basic net income per-share Net income per-share—basic Diluted net income per-share Earnings Per Share, Diluted [Abstract] Weighted-average shares used in computing diluted net income per-share Net income per-share—diluted Weighted Average Number of Shares Outstanding Reconciliation Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Dilutive potential common shares in the form of stock options Incremental Common Shares Attributable to Call Options and Warrants Dilutive potential common shares in the form of other share-based awards Incremental Common Shares Attributable to Share-based Payment Arrangements Weighted-average shares used in computing diluted net income per-share 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] Other share based awards Outstanding Stock Awards [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive potential common shares Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Income Statement [Abstract] Net revenues Revenue, Net [Abstract] Product Sales Revenue, Goods, Net Service Sales Revenue, Services, Net Total net revenues Cost of revenues Cost of Revenue [Abstract] Product Cost of Goods Sold Service Cost of Services Total cost of revenues Cost of Revenue Gross margin Operating expenses: Operating Expenses [Abstract] Research and development Research and Development Expense Sales and marketing Selling and Marketing Expense General and administrative General and Administrative Expense Amortization of intangible assets Restructuring and other costs (recoveries) Restructuring, Settlement and Impairment Provisions Loss on sale of subsidiary Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Total operating expenses Operating Expenses Income from operations Interest income Investment Income, Interest and Dividend Other income (loss), net (Note 14) Other Nonoperating Income (Expense) Interest expense Interest Expense Income tax expense Income Tax Expense (Benefit) Net income Schedule Of Condensed Consolidated Balance Sheet Schedule Of Condensed Consolidated Balance Sheet [Table Text Block] Schedule Of Condensed Consolidated Balance Sheet [Table Text Block] Schedule Of Condensed Consolidated Statement Of Income Schedule Of Condensed Consolidated Statement Of Income [Table Text Block] Schedule of Condensed Consolidated Statement of Income [Table Text Block] Schedule Of Condensed Consolidated Statement Of Comprehensive Income Schedule Of Condensed Consolidated Statement of Comprehensive Income [Table Text Block] [Table Text Block] for Schedule Of Condensed Consolidated Statement of Comprehensive Income Schedule Of Condensed Consolidated Statement Of Cash Flows Schedule Of Condensed Consolidated Statement Of Cash Flows [Table Text Block] Schedule Of Condensed Consolidated Statement Of Cash Flows [Table Text Block] Summary Of Significant Accounting Policies Significant Accounting Policies [Text Block] Maximum derivative instrument maturity period Derivative, Higher Remaining Maturity Range Foreign Currency Transaction [Abstract] Foreign Currency Transaction [Abstract] Foreign currency transaction gains (losses) Foreign Currency Transaction Gain (Loss), Realized Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Derivatives, Fair Value, by Balance Sheet Location [Axis] Prepaid Expense And Other Current Asset Prepaid Expense And Other Current Asset [Member] Prepaid Expense and Other Current Asset [Member] Other Accrued Liabilities Other Accrued Liabilities [Member] Other Accrued Liabilities [Member] Derivative Instruments, Gain (Loss) Derivative Instruments, Gain (Loss) [Line Items] Gross unrealized loss positions Derivative Liability, Fair Value, Gross Liability Gross unrealized gain positions Derivative Asset, Fair Value, Gross Asset Long-term Debt, by Maturity Long-term Debt, Fiscal Year Maturity [Abstract] 2014 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2015 Long-term Debt, Maturities, Repayments of Principal in Year Two 2016 Long-term Debt, Maturities, Repayments of Principal in Year Three 2017 Long-term Debt, Maturities, Repayments of Principal in Year Four 2018 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Total Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs, by Report Line [Axis] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs, by Report Line [Axis] Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Report Line [Domain] Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Report Line [Domain] Cost of revenues Cost of Sales [Member] Research and development Research and Development Expense [Member] Sales and marketing Selling and Marketing Expense [Member] General and administrative General and Administrative Expense [Member] Employee Service Share-based Compensation, Allocation of Recognized Period Costs Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] Other Income (Loss), net Other Income and Other Expense Disclosure [Text Block] Number of operating segments Number of Operating Segments Number of reportable segments, individually reported Number of Reportable Segments, Individually Reported Number of Reportable Segments, Individually Reported Number of operating segments, combined to reporting segment Number of Operating Segments, Combined to Reporting Segment Number of Operating Segments, Combined to Reporting Segment Stock-Based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] RSUs, Nonvested, Aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Intrinsic Value Schedule of Finite-Lived Intangible Assets by Major Class [Table] Schedule of Finite-Lived Intangible Assets [Table] Finite-Lived Intangible Assets Finite-Lived Intangible Assets [Line Items] Gross Carrying Value Finite-Lived Intangible Assets, Gross Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Net Carrying Value Finite-Lived Intangible Assets, Net Weighted-Average Remaining Useful Life Finite-Lived Intangible Asset, Useful Life Cost of Fully Amortized Intangible Assets Cost of Fully Amortized Intangible Assets Cost of fully amortized intangible assets during the period Income Tax Expense (Benefit), Continuing Operations, by Jurisdiction Income Tax Expense (Benefit), Continuing Operations, by Jurisdiction [Abstract] U.S. federal taxes: Federal Income Tax Expense (Benefit), Continuing Operations [Abstract] Current, U.S. federal taxes Current Federal Tax Expense (Benefit) Deferred, U.S. federal taxes Deferred Federal Income Tax Expense (Benefit) Total U.S. federal taxes Federal Income Tax Expense (Benefit), Continuing Operations State taxes: State and Local Income Tax Expense (Benefit), Continuing Operations [Abstract] Current, State taxes Current State and Local Tax Expense (Benefit) Deferred, State taxes Deferred State and Local Income Tax Expense (Benefit) Total state taxes State and Local Income Tax Expense (Benefit), Continuing Operations Non-U.S. taxes: Foreign Income Tax Expense (Benefit), Continuing Operations [Abstract] Current, Non-U.S. taxes Current Foreign Tax Expense (Benefit) Deferred, Non-U.S. taxes Deferred Foreign Income Tax Expense (Benefit) Total non-U.S. taxes Foreign Income Tax Expense (Benefit), Continuing Operations Total Income Tax Expense (Benefit), Continuing Operations Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Restructuring Cost and Reserve [Axis] Restructuring Type [Axis] Type of Restructuring Type of Restructuring [Domain] Severance and Benefits Employee Severance [Member] Contract Terminations and Other Contract Termination [Member] Lease Loss Reserve and Related Costs Facility Closing [Member] Restructuring Plan [Axis] Restructuring Plan [Axis] Restructuring Plan Restructuring Plan [Domain] Fiscal 2013 Fourth Quarter Restructuring Plan Fiscal 2013 Fourth Quarter Restructuring Plan [Member] Fiscal 2013 Fourth Quarter Restructuring Plan Prior Restructuring Plans Prior Restructuring Plans [Member] Restructuring plans entered prior to Fiscal 2013 Fourth Quarter Restructuring Plan Restructuring Restructuring Cost and Reserve [Line Items] Restructuring and Related Activities, Description Restructuring and Related Activities, Description Restructuring and Related Activities, Initiation Date Restructuring and Related Activities, Initiation Date Restructuring and Related Activities, Authorized Approval Restructuring and Related Activities, Authorized Approval Restructuring and Related Activities, Expected Completion Date Restructuring and Related Activities, Completion Date Restructuring and Related Cost, Description Restructuring and Related Cost, Description Restructuring and Related Cost, Expected Cost Restructuring and Related Cost, Expected Cost Restructuring and Related Cost, Cost Incurred to Date Restructuring and Related Cost, Cost Incurred to Date Restructuring and Related Cost, Caption that Includes Restructuring Charges Restructuring and Related Cost, Caption that Includes Restructuring Charges Restructuring and Related Cost, Expected Number of Positions Eliminated Restructuring and Related Cost, Expected Number of Positions Eliminated Restructuring Reserve Rollforward Restructuring Reserve [Roll Forward] Restructuring liabilities, Beginning balance Restructuring Reserve Restructuring and other charges Restructuring Charges Cash payments Restructuring Reserve, Settled with Cash Non-cash charges Restructuring Reserve, Settled without Cash Other adjustments, net Restructuring Reserve, Accrual Adjustment Restructuring liabilities, Ending balance Restructuring Reserve Ending Balance Restructuring Reserve [Abstract] Gain Contingencies [Table] Gain Contingencies [Table] Gain Contingencies by Nature [Axis] Gain Contingencies, Nature [Axis] Gain Contingency, Nature [Domain] Gain Contingency, Nature [Domain] Positive Outcome of Litigation Positive Outcome of Litigation [Member] Litigation Case [Axis] Litigation Case [Axis] Litigation Case Litigation Case Type [Domain] Gain Contingencies Gain Contingencies [Line Items] Number of alleged patents infringed and seeking injunctive relief Number of patents infringed and seeking injunctive relief Number of patents infringed and seeking injunctive relief. Amount Awarded by Jury Amount Awarded by Jury Amount awarded by jury during litigation Gain Contingency, Description Gain Contingency, Description Former Gain Contingency, Recognized in Current Period Former Gain Contingency, Recognized in Current Period Interest Income, Note received in settlement Interest Income, Other Income Statement [Abstract] Revenues Other Revenue, Net Intercompany revenues Revenue from Related Parties Cost of revenues Other Cost of Operating Revenue Intercompany cost of revenues Related Party Costs Operating expenses Other Cost and Expense, Operating Intercompany operating expenses (income) Costs and Expenses, Related Party Income (loss) from operations Other income (expense) Nonoperating Income (Expense) Income tax expense Equity in net earnings (losses) of subsidiaries Income (Loss) from Equity Method Investments Derivatives, Methods of Accounting, Hedging Derivatives Derivatives, Methods of Accounting, Hedging Derivatives [Policy Text Block] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Segment Reporting Information, by Segment [Axis] Total Segment Reporting Information Segment Reporting Information [Line Items] Cost of revenues Guarantor And Non-Guarantor Subsidiaries Guarantor and Non-Guarantor Subsidiaries [Text Block] Consolidated financial statements for the parent company, guarantor subsidiaries and non-guarantor subsidiaries. [Text Block] Schedule of Valuation and Qualifying Accounts Disclosure Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Schedule of Rent Expense Schedule of Rent Expense [Table Text Block] Schedule of Future Minimum Rental Payments for Operating Leases Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Schedule of Future Minimum Lease Payments for Capital Leases Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block] Schedule Of Accrued Liability For Estimated Future Warranty Costs Schedule of Product Warranty Liability [Table Text Block] Net Income Per Share Earnings Per Share [Text Block] Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instrument Risk [Axis] Derivative Instrument Risk [Axis] Derivative Contract Type [Domain] Derivative Contract Type [Domain] Foreign Exchange Contract Foreign Exchange Contract [Member] Derivative Instruments, Gain (Loss) by Income Statement Location [Axis] Income Statement Location [Axis] Total Income Statement Location [Domain] Net gains (losses) related to the effective portion of foreign currency derivatives Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net Cash and Cash Equivalents, Period Increase (Decrease) Cash and Cash Equivalents, Period Increase (Decrease) [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Excess tax benefits from stock-based compensation Excess Tax Benefit (Tax Deficiency) from Share-based Compensation, Operating Activities Non-cash tax charges Other Noncash Income Tax Expense Depreciation and amortization Depreciation, Depletion and Amortization Loss on disposal of property and equipment Gain (Loss) on Sale of Property Plant Equipment Amortization of debt issuance costs and original issue discount Amortization of Financing Costs and Discounts Net gains on investments Gain (Loss) on Sale of Investments Provision for doubtful accounts receivable and sales allowances Provision for Doubtful Accounts Non-cash compensation expense Share-based Compensation Changes in assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventories Increase (Decrease) in Inventories Prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Deferred tax assets Increase (Decrease) in Deferred Income Taxes Accounts payable Increase (Decrease) in Accounts Payable Accrued employee compensation Increase (Decrease) in Employee Related Liabilities Deferred revenue Increase (Decrease) in Deferred Revenue Other accrued liabilities Increase (Decrease) in Other Accrued Liabilities Restructuring liabilities Increase (Decrease) in Restructuring Reserve Net cash provided by operating activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Net cash used in investing activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Net cash used in financing activities Effect of exchange rate fluctuations on cash and cash equivalents Effect of Exchange Rate on Cash and Cash Equivalents [Abstract] Net increase in cash and cash equivalents Supplemental disclosures of cash flow information: Supplemental Cash Flow Information [Abstract] Cash paid for interest Interest Paid [Abstract] Cash paid for interest Interest Paid Cash paid for income taxes Income Taxes Paid, Net [Abstract] Cash paid for income taxes Income Taxes Paid, Net Supplemental schedule of non-cash investing activities: Noncash Investing and Financing Items [Abstract] Note assumed on sale of subsidiary Fair Value of Assets Acquired Acquisition of property and equipment through capital leases Capital Lease Obligations Incurred Statement of Financial Position [Abstract] Accounts receivable, net Intercompany receivables Accounts Receivable, Related Parties Other current assets Other Assets, Current Investment in subsidiaries Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Other non-current assets Investments and Other Noncurrent Assets Current portion of long-term debt Debt, Current Intercompany payables Accounts Payable, Related Parties, Current Other current liabilities Other Liabilities, Current Long-term debt, net of current portion Other non-current liabilities Liabilities, Other than Long-term Debt, Noncurrent Total stockholders’ equity Total liabilities and stockholders’ equity Loss Contingency [Abstract] Loss Contingency [Abstract] Loss Contingencies [Table] Loss Contingencies [Table] Enterasys Enterasys [Member] Enterasys [Member]. Litigation Status [Axis] Litigation Status [Axis] Litigation Status Litigation Status [Domain] Settled Litigation Settled Litigation [Member] Litigations settled during the reporting period Loss Contingencies Loss Contingencies [Line Items] Cash and Cash Equivalents, Policy Cash and Cash Equivalents, Policy [Policy Text Block] Investments and Equity Securities, Policy Investment, Policy [Policy Text Block] Fair Value of Financial Instruments, Policy Fair Value of Financial Instruments, Policy [Policy Text Block] Derivative Financial Instruments, Policy Derivatives, Policy [Policy Text Block] Inventory, Policy Inventory, Policy [Policy Text Block] Property and Equipment, Policy Property, Plant and Equipment, Policy [Policy Text Block] Goodwill and Intangible Assets, Policy Goodwill and Intangible Assets, Policy [Policy Text Block] Litigation Costs, Policy Legal Costs, Policy [Policy Text Block] Concentrations Concentration Risk Disclosure [Text Block] Revenue Recognition, Policy Revenue Recognition, Policy [Policy Text Block] Warranty Expense, Policy Standard Product Warranty, Policy [Policy Text Block] Foreign Currency, Policy Foreign Currency Transactions and Translations Policy [Policy Text Block] Software to be Sold, Leased, or Otherwise Marketed, Policy Software to be Sold, Leased, or Otherwise Marketed, Policy [Policy Text Block] Internal Use Software, Policy Internal Use Software, Policy [Policy Text Block] Advertising Costs, Policy Advertising Costs, Policy [Policy Text Block] Income Taxes, Policy Income Tax, Policy [Policy Text Block] Computation of Net Income (Loss) per Share, Policy Earnings Per Share, Policy [Policy Text Block] Stock-Based Compensation, Policy Compensation Related Costs, Policy [Policy Text Block] Recent Accounting Pronouncements or Updates Recently Adopted or That Are Not Yet Effective, Policy New Accounting Pronouncements, Policy [Policy Text Block] Schedule of Intangible Assets and Goodwill Schedule of Intangible Assets and Goodwill [Table Text Block] Schedule Of Goodwill Activity By Reportable Segment Schedule of Goodwill [Table Text Block] Schedule Of Finite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Schedule Of Amortization Of Intangible Assets Included On Consolidated Statements Of Operations Schedule Of Finite Lived Intangible Assets Amortization Expense [Table Text Block] Schedule Of Finite Lived Intangible Assets Amortization Expense [Table Text Block] Schedule Of Estimated Future Amortization Of Intangible Assets Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Depreciation Depreciation [Abstract] Depreciation expense Depreciation Organization, Consolidation and Presentation of Financial Statements [Abstract] Basis Of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] RSUs, Nonvested, Beginning balance Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number RSUs, Granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period RSUs, Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period RSUs, Forfeited Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period RSUs, Nonvested, Ending balance Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract] RSUs, Weighted-Average Grant Date Fair Value, Beginning balance Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value RSUs, Weighted-Average Grant Date Fair Value, Granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value RSUs, Weighted-Average Grant Date Fair Value, Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value RSUs, Weighted-Average Grant Date Fair Value, Forfeited Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value RSUs, Weighted-Average Grant Date Fair Value, Ending balance Vested and expected to vest, Shares Share-Based Compensation Arrangement By Share-Based Payment Award Other Than Options Vested And Expected To Vest Outstanding Number Share-based Compensation Arrangement by Share-based Payment Award, Other than Options, Vested and Expected to Vest, Outstanding, Number Vested and expected to vest, Weighted-Average Grant Date Fair Value Share-Based Compensation Arrangement By Share-Based Payment Award Equity Instruments Other Than Options Vested And Expected To Vest Weighted Average Grant Date Fair Value Share-based compensation arrangement by share-based payment award, equity instruments other than options, vested and expected to vest, weighted average grant date fair value Description of Guarantees Given by Parent Company Description of Guarantees Given by Parent Company Schedule of Restructuring and Related Costs Schedule of Restructuring and Related Costs [Table Text Block] Schedule Of Net Gains (Losses) Related To The Effective Portion Of Foreign Currency Derivatives Schedule of Derivative Instruments, Gain (Loss) in Statement of Financial Performance [Table Text Block] Schedule Of Total Gross Notional Amounts, Presented By Currency Schedule of Derivative Instruments [Table Text Block] Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] 2014 Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months 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 Total Building and Building Improvements Building and Building Improvements [Member] Property, Plant and Equipment, Useful Life Property, Plant and Equipment, Useful Life Loss On Sale Of Subsidiary Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Intangible Assets, Net (Including Goodwill) Intangible Assets, Net (Including Goodwill) [Abstract] In-process research and development (1) Indefinite-Lived Intangible Assets (Excluding Goodwill) Total intangible assets subject to amortization Total intangible assets Intangible Assets, Net (Including Goodwill) Schedule of Accounts Receivable Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Schedule of Inventory Schedule of Inventory, Current [Table Text Block] Schedule of Property, Plant and Equipment Property, Plant and Equipment [Table Text Block] Schedule of Capital Leased Assets Schedule of Capital Leased Assets [Table Text Block] Schedule of Accrued Liabilities Schedule of Accrued Liabilities [Table Text Block] Nonmonetary Transactions [Abstract] Nonmonetary Transaction, by Type [Table] Nonmonetary Transaction, by Type [Table] Nonmonetary Transaction Type [Axis] Nonmonetary Transaction Type [Axis] Nonmonetary Transaction Type Nonmonetary Transaction Type [Domain] Exchange of product held-for-sale for advertising services Exchange of Product Held-for-sale for Dissimilar Product [Member] Nonmonetary Transaction Nonmonetary Transaction [Line Items] Basis of accounting for assets transferred Nonmonetary Transaction, Basis of Accounting for Assets Transferred Estimated overall fair value of barter transaction Nonmonetary Transaction, Amount of Barter Transaction Gross operating revenue recognized Nonmonetary Transaction, Gross Operating Revenue Recognized Prepaid advertising Prepaid Advertising Total comprehensive income Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value by Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value, Measurements, Recurring [Member] Fair Value, Measurements, Recurring [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value, Measurements, Fair Value Hierarchy Fair Value, Measurements, Fair Value Hierarchy [Domain] Quoted Prices In Active Markets For Identical Instruments (Level 1) Fair Value, Inputs, Level 1 [Member] Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Assets, Fair Value Disclosure Assets, Fair Value Disclosure [Abstract] Money market funds Money Market Funds, Fair Value Disclosure Money Market Funds, Fair Value Disclosure Derivative assets Foreign Currency Contract, Asset, Fair Value Disclosure Total assets measured at fair value Assets, Fair Value Disclosure Liabilities, Fair Value Disclosure Liabilities, Fair Value Disclosure [Abstract] Derivative liabilities Foreign Currency Contracts, Liability, Fair Value Disclosure Total liabilities measured at fair value Liabilities, Fair Value Disclosure Advertising expense Advertising Expense Investments in non-publicly traded companies Cost Method Investments Schedule of Quarterly Financial Information Schedule of Quarterly Financial Information [Table Text Block] Product Warranty Activity Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward] Beginning balance Product Warranty Accrual Liabilities accrued for warranties issued during the period Product Warranty Accrual, Warranties Issued Warranty claims paid and used during the period Product Warranty Accrual, Payments Changes in liability for pre-existing warranties during the period Product Warranty Accrual, Preexisting, Increase (Decrease) Ending balance Internal Revenue Service (IRS) Internal Revenue Service (IRS) [Member] State and Local Jurisdiction State and Local Jurisdiction [Member] California State CALIFORNIA Other States Other States [Member] Other States [Member] Deferred Tax Liability Not Recognized [Axis] Deferred Tax Liability Not Recognized [Axis] Deferred Tax Liability Not Recognized, Name of Temporary Difference [Domain] Deferred Tax Liability Not Recognized [Domain] Foreign undistributed earnings permanent in duration Undistributed Earnings of Foreign Subsidiaries and Foreign Corporate Joint Ventures [Member] Shares Repurchased with Repatriation From Off Shore Operations Shares Repurchased with Repatriation From Off Shore Operations Shares repurchased with repatriation from off shore operations. Tax Expense Related To Repatriation From Offshore Operations Tax Expense Related To Repatriation From Offshore Operations Tax expense related to repatriation from offshore operations. Deferred tax liability not recognized, Undistributed earnings of the Company's foreign subsidiaries Deferred Tax Liability Not Recognized, Cumulative Amount of Temporary Difference Cash, cash equivalents and short-term investments Cash, Cash Equivalents, and Short-term Investments Percentage of cash and cash equivalents and short term investments held in foreign subsidiaries Percentage Of Cash And Cash Equivalents And Short Term Investments Held In Foreign Subsidiaries Percentage of cash and cash equivalents and short term investments held in foreign subsidiaries. Operating loss carryforwards Operating Loss Carryforwards Operating loss carryforwards, Expiration dates Operating Loss Carryforwards, Expiration Dates Tax credit carryforward Tax Credit Carryforward, Amount Percentage Of Tax Benefit Realized Upon Ultimate Settlement With Taxing Authority Percentage Of Tax Benefit Realized Upon Ultimate Settlement With Taxing Authority Percentage of tax benefit realized upon ultimate settlement with Taxing Authority. Amount of unrecognized tax benefits that could affect the effect tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Lower range of estimated potential decreases in underlying uncertain tax positions Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Estimated Range of Change, Lower Bound Upper range of estimated potential decreases in underlying uncertain tax positions Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Estimated Range of Change, Upper Bound Tax detriment from employee stock plans Change in California deferred tax asset valuation allowance as a result of the passage of Proposition 39 Valuation Allowance, Deferred Tax Asset, Change in Amount Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense [Abstract] Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued [Abstract] Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Income Tax Expense (Benefit) Income Tax Expense (Benefit) [Abstract] Unrecognized Compensation Expense Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized Weighted-Average Period Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition Goodwill And Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Acquisitions Business Combination Disclosure [Text Block]