Inventory Disclosure [Abstract]
Inventory [Table Text Block]
Schedule of Inventory, Current [Table Text Block]
Business Combinations [Abstract]
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of Business Acquisitions, by Acquisition [Table]
Income Statement Location [Axis]
Income Statement Location [Axis]
Income Statement Location [Domain]
Income Statement Location [Domain]
Cost of Sales [Member]
Cost of Sales [Member]
Business Acquisition [Axis]
Business Acquisition [Axis]
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
Fiscal 2012 Acquisitions [Member]
Fiscal 2012 Acquisitions [Member]
Fiscal 2012 Acquisitions [Member]
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 [Member]
Developed Technology Rights [Member]
Indefinite-lived Intangible Assets [Axis]
Indefinite-lived Intangible Assets [Axis]
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Indefinite-lived Intangible Assets, Major Class Name [Domain]
In Process Research and Development [Member]
In Process Research and Development [Member]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Number of businesses acquired
Number of Businesses Acquired
Cash paid to acquire business
Payments to Acquire Businesses, Gross
Asset impairment charges
Asset Impairment Charges
Income Tax Disclosure [Abstract]
INCOME TAXES
Income Tax Disclosure [Text Block]
Segment Reporting [Abstract]
SEGMENT INFORMATION
Segment Reporting Disclosure [Text Block]
Statement of Cash Flows [Abstract]
Statement [Table]
Statement [Table]
Statement, Scenario [Axis]
Scenario [Axis]
Scenario, Unspecified [Domain]
Scenario, Unspecified [Domain]
Statement [Line Items]
Statement [Line Items]
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net income
Net Income (Loss) Attributable to Parent
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]
Depreciation and amortization
Depreciation, Depletion and Amortization
Amortization of investment premiums
Accretion (Amortization) of Discounts and Premiums, Investments
Stock-based compensation expense
Share-based Compensation
Excess tax benefit from employee stock option plans
Excess Tax Benefit from Share-based Compensation, Operating Activities
Other non-cash items, net
Other Noncash Income (Expense)
Changes in operating assets and liabilities:
Increase (Decrease) in Other Operating Assets and Liabilities, Net [Abstract]
Accounts receivable—net
Increase (Decrease) in Accounts Receivable
Inventory
Increase (Decrease) in Inventories
Deferred tax assets
Increase (Decrease) in Deferred Income Taxes
Prepaid expenses and other current assets
Increase (Decrease) in Prepaid Expense and Other Assets
Other assets
Increase (Decrease) in Other Operating Assets
Accounts payable
Increase (Decrease) in Accounts Payable
Accrued liabilities
Increase (Decrease) in Accrued Liabilities
Accrued payroll and compensation
Increase (Decrease) in Employee Related Liabilities
Deferred revenue
Increase (Decrease) in Deferred Revenue
Income taxes payable
Increase (Decrease) in Income Taxes Payable
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]
Purchase of investments
Payments to Acquire Investments
Sales of investments
Proceeds from Sale of Available-for-sale Securities
Maturities of investments
Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities
Purchases of property and equipment
Payments to Acquire Productive Assets
Payments made in connection with acquisitions, net of cash acquired
Payments to Acquire Businesses, Net of Cash Acquired
Net cash used in investing activities
Net Cash Provided by (Used in) Investing Activities
CASH FLOWS FROM FINANCING ACTIVITIES:
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of common stock
Proceeds from Issuance of Common Stock
Taxes paid related to net share settlement of equity awards
Payments Related to Tax Withholding for Share-based Compensation
Excess tax benefit from stock-based compensation
Excess Tax Benefit from Share-based Compensation, Financing Activities
Repurchase and retirement of common stock
Payments for Repurchase of Common Stock
Net cash (used in) provided by financing activities
Net Cash Provided by (Used in) Financing Activities
EFFECT OF EXCHANGE RATES ON CASH AND CASH EQUIVALENTS
Effect of Exchange Rate on Cash and Cash Equivalents
NET (DECREASE) INCREASE 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
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Supplemental Cash Flow Information [Abstract]
Cash paid (refunded) for income taxes, net
Income Taxes Paid, Net
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Purchase of property and equipment not yet paid
Capital Expenditures Incurred but Not yet Paid
Liability incurred in connection with business acquisition
Business Acquisition, Contingent Liability Incurred in Connection with Acquisition
Business Acquisition, Contingent Liability Incurred in Connection with Acquisition
Liability incurred for repurchase of common stock
Liability Incurred for Repurchase of Common Stock
Liability Incurred for Repurchase of Common Stock
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
STOCKHOLDERS' EQUITY
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
Accounting Policies [Abstract]
Reserve for sales returns
Reserve for Sales Returns
Reserve for Sales Returns
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 [Domain]
Equity Award [Domain]
Performance Shares [Member]
Performance Shares [Member]
Range [Axis]
Range [Axis]
Range [Domain]
Range [Domain]
Minimum [Member]
Minimum [Member]
Maximum [Member]
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance share target range, percent
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Settlement Range
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Settlement Range
Performance Share, Weighted Average Assumptions [Abstract]
Performance Share, Weighted Average Assumptions [Abstract]
Performance Share, Weighted Average Assumptions [Abstract]
Expected term in years
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term
Volatility (%)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate
Risk-free interest rate (%)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Dividend rate (%)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Granted
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Granted, weighted-average grant-date fair value per share (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Forfeited
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Compensation cost not yet recognized
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized
Compensation cost not yet recognized period of recognition
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition
Basis of Presentation and Preparation
Presentation and Preparation of Consolidated Financial Statements [Policy Text Block]
Presentation and Preparation of Consolidated Financial Statements [Policy Text Block]
Use of Estimates
Use of Estimates, Policy [Policy Text Block]
Certain Significant Risks and Uncertainties
Certain Significant Risks and Uncertainties [Policy Text Block]
Certain Significant Risks and Uncertainties [Policy Text Block]
Concentration of Credit Risk
Concentration Risk [Policy Text Block]
Concentration Risk [Policy Text Block]
Financial Instruments and Fair Value
Fair Value of Financial Instruments, Policy [Policy Text Block]
Comprehensive Income
Comprehensive Income Loss [Policy Text Block]
Comprehensive Income Loss [Policy Text Block]
Foreign Currency Translation and Transaction Gains and Losses
Foreign Currency Transactions and Translations Policy [Policy Text Block]
Cash, Cash Equivalents and Available-for-sale Investments
Cash and Cash Equivalents and Available-for-Sale Investments [Policy Text Block]
Cash and Cash Equivalents and Available-for-Sale Investments [Policy Text Block]
Other Investments
Cost Method Investments, Policy [Policy Text Block]
Inventory
Inventory, Policy [Policy Text Block]
Property and Equipment
Property, Plant and Equipment, Policy [Policy Text Block]
Impairment of Long-Lived Assets
Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block]
Goodwill
Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block]
Other Intangible Assets
Intangible Assets, Finite-Lived, Policy [Policy Text Block]
Deferred Revenue and Revenue Recognition
Revenue Recognition, Policy [Policy Text Block]
Income Taxes
Income Tax, Policy [Policy Text Block]
Stock-Based Compensation Expense
Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]
Advertising Expense
Advertising Cost, Policy, Expensed Advertising Cost [Policy Text Block]
Research and Development Costs
Research and Development Expense, Policy [Policy Text Block]
Software Development Costs
Software to be Sold, Leased, or Otherwise Marketed, Policy [Policy Text Block]
Accounts Receivable
Trade and Other Accounts Receivable, Policy [Policy Text Block]
Warranties
Standard Product Warranty, Policy [Policy Text Block]
Foreign Currency Derivatives
Derivatives, Methods of Accounting, Hedging Derivatives [Policy Text Block]
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Summary of Income Tax Contingencies [Table Text Block]
Summary of Income Tax Contingencies [Table Text Block]
Financial Instruments and Fair Value [Abstract]
Financial Instruments and Fair Value [Abstract]
Schedule of Available-for-sale Securities [Table]
Schedule of Available-for-sale Securities [Table]
Schedule of Available-for-sale Securities, 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]
U.S. government and agency securities [Member]
US Treasury and Government [Member]
Corporate debt securities [Member]
Corporate Debt Securities [Member]
Commercial paper [Member]
Commercial Paper, Not Included with Cash and Cash Equivalents [Member]
Municipal bonds [Member]
US States and Political Subdivisions Debt Securities [Member]
Certificates of deposit and term deposits [Member]
Certificates of Deposit [Member]
Schedule of Available-for-sale Securities [Line Items]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost
Available-for-sale Debt Securities, Amortized Cost Basis
Unrealized Gains
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax
Unrealized Losses
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax
Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt securities classified as available-for-sale.
Total
Available-for-sale Securities, Debt Securities
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]
Less Than 12 Months, Fair Value
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value
Less Than 12 Months, Unrealized Losses
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss
Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for less than twelve months.
12 Months or Greater, Fair Value
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value
12 Months or Greater, Unrealized Losses
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss
Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer.
Total, Fair Value
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Total, Unrealized Losses
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss
Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position.
Available-for-sale Securities, Debt Maturities, Fair Value [Abstract]
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Due within one year
Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value
Due within one to three years
Available-for-sale Securities, Debt Maturities, after One Year, Fair Value
This item represents the fair value of debt securities which are expected to mature after one year from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.
Goodwill and Intangible Assets Disclosure [Abstract]
Schedule of Finite-Lived Intangible Assets by Major Class [Table]
Schedule of Finite-Lived Intangible Assets [Table]
Customer Relationships [Member]
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets [Line Items]
Goodwill
Goodwill
Amortizable life of purchased indentifiable intangible assets
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life
Finite-Lived Intangible Assets, Net [Abstract]
Finite-Lived Intangible Assets, Net [Abstract]
Gross
Finite-Lived Intangible Assets, Gross
Accumulated Amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Total
Finite-Lived Intangible Assets, Net
Amortization expense
Amortization of Intangible Assets
Fiscal Years:
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
Thereafter
Finite-Lived Intangible Assets, Amortization Expense, after Year Five
Valuation and Qualifying Accounts [Abstract]
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
Commitments and Contingencies Disclosure [Abstract]
COMMITMENTS AND CONTINGENCIES
Commitments and Contingencies Disclosure [Text Block]
Statement of Stockholders' Equity [Abstract]
Equity Components [Axis]
Equity Components [Axis]
Equity Component [Domain]
Equity Component [Domain]
Common Stock [Member]
Common Stock [Member]
Treasury Stock [Member]
Treasury Stock [Member]
Additional Paid-in Capital [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Retained Earnings [Member]
Retained Earnings [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance, shares
Shares, Issued
Balance
Stockholders' Equity Attributable to Parent
Exercise of stock options (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Exercise of stock options
Stock Issued During Period, Value, Stock Options Exercised
Issuance of common stock in connection with employee stock purchase plan (in shares)
Stock Issued During Period, Shares, Employee Stock Purchase Plans
Issuance of common stock in connection with employee stock purchase plan
Stock Issued During Period, Value, Employee Stock Purchase Plan
Issuance of common stock upon vesting of restricted stock units
Stock Issued During Period, Shares, Restricted Stock Award, Gross
Tax withholding upon vesting of restricted stock awards (in shares)
Shares Paid for Tax Withholding for Share Based Compensation
Tax withholding upon vesting of restricted stock awards
Adjustments Related to Tax Withholding for Share-based Compensation
Repurchase and retirement of common stock (in shares)
Stock Repurchased and Retired During Period, Shares
Repurchase and retirement of common stock
Stock Repurchased and Retired During Period, Value
Stock-based compensation expense
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition
Income tax benefit from employee stock option plans
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation
Net unrealized gain (loss) on investments—net of taxes
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax
Net unrealized loss on derivatives qualifying as cash flow hedges
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax
Net change in cumulative translation adjustments
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Balance, shares
Balance
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table]
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table]
Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Axis]
Exercise Price Range [Axis]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain]
Range, 0.48 to 1.20 [Member]
Range, 0.48 to 1.20 [Member]
Range, 0.48 to 1.20 [Member]
Range, 3.74 to 4.65 [Member]
Range, 3.72 to 4.65 [Member]
Range, 3.74 to 4.65 [Member]
Range, 5.50 to 6.25 [Member]
Range, 5.50 to 6.25 [Member]
Range, 5.50 to 6.25 [Member]
Range, 8.43 to 8.99 [Member]
Range, 8.43 to 8.99 [Member]
Range, 8.43 to 8.99 [Member]
Range, 15.28 to 19.94 [Member]
Range, 15.28 to 19.94 [Member]
Range, 15.28 to 19.94 [Member]
Range, 20.13 to 24.92 [Member]
Range, 20.13 to 23.96 [Member]
Range, 20.13 to 24.96 [Member]
Range, 26.70 [Member]
Range, 26.70 [Member]
Range, 26.70 member [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]
Exercise Price, minimum (in dollars per share)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit
Exercise Price, maximum (in dollars per share)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit
Options Outstanding, Number Outstanding (in shares)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options
Options Outstanding, Weighted Average Remaining Contractual Life (in years)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term
Options Outstanding, Weighted Average Exercise Price (in dollars per share)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price
Options Exercisable, Number Exercisable (in shares)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options
Options Exercisable, Weighted Average Exercise Price (in dollars per share)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price
Earnings Per Share [Abstract]
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Reclassification out of Accumulated Other Comprehensive Income [Table]
Reclassification out of Accumulated Other Comprehensive Income [Table]
Reclassification out of Accumulated Other Comprehensive Income [Axis]
Reclassification out of Accumulated Other Comprehensive Income [Axis]
Reclassification out of Accumulated Other Comprehensive Income [Domain]
Reclassification out of Accumulated Other Comprehensive Income [Domain]
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
OTHER EXPENSE—Net
Other Nonoperating Income (Expense)
Provision for income taxes
Income Tax Expense (Benefit)
NET INCOME
Schedule of Earnings Per Share [Table]
Schedule of Earnings Per Share [Table]
Stock Options [Member]
Employee Stock Option [Member]
Restricted Stock Units (RSUs) [Member]
Restricted Stock Units (RSUs) [Member]
ESPP [Member]
Employee Stock [Member]
Earnings Per Share [Line Items]
Earnings Per Share [Line Items]
Earnings Per Share [Line Items]
Basic shares:
Weighted Average Number of Shares Outstanding, Basic [Abstract]
Weighted-average common shares outstanding-basic (in shares)
Weighted Average Number of Shares Outstanding, Basic
Diluted shares:
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Effect of potentially dilutive securities:
Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract]
Employee stock options and purchase rights (in shares)
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements
Weighted-average shares used to compute diluted net income per share (in shares)
Weighted Average Number of Shares Outstanding, Diluted
Basic (in dollars per share)
Earnings Per Share, Basic
Diluted (in dollars per share)
Earnings Per Share, Diluted
Unrecognized tax benefits that would favoraby affect effective tax rate
Unrecognized Tax Benefits that Would Impact Effective Tax Rate
Accrued interest and penalties related to uncertain tax benefits
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits, beginning of year
Unrecognized Tax Benefits
Gross increases for tax positions related to the current year
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions
Gross increases for tax positions related to the prior year
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions
Gross decreases for tax positions related to the prior year
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions
Unrecognized tax benefits, end of year
Liability for uncertain tax positions
Liability for Uncertain Tax Positions, Noncurrent
Revenue and property and equipment by geographic region [Table Text Block]
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]
Property, Plant and Equipment [Abstract]
Schedule of Property, Plant and Equipment [Table]
Property, Plant and Equipment [Table]
Property, Plant and Equipment by Type [Axis]
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type [Domain]
Property, Plant and Equipment, Type [Domain]
Land [Member]
Land [Member]
Building and building improvements [Member]
Building and Building Improvements [Member]
Evaluation units [Member]
Evaluation Units [Member]
Evaluation units [Member]
Computer equipment and software [Member]
Computer Equipment [Member]
Furniture and fixtures [Member]
Furniture and Fixtures [Member]
Construction-in-progress [Member]
Construction in Progress [Member]
Leasehold improvements and tooling [Member]
Leaseholds and Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Net, by Type [Abstract]
Property, Plant and Equipment, Net, by Type [Abstract]
Total property and equipment
Property, Plant and Equipment, Gross
Less: accumulated depreciation
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Property and equipment - net
Property, Plant and Equipment, Net
Depreciation expense
Depreciation
Payments to acquire real estate
Payments to Acquire Real Estate
PROPERTY AND EQUIPMENT—Net
Property, Plant and Equipment Disclosure [Text Block]
GOODWILL AND OTHER INTANGIBLE ASSETS - NET
Intangible Assets Disclosure [Text Block]
Schedule of Product Warranty Liability [Table Text Block]
Schedule of Product Warranty Liability [Table Text Block]
Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]
Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]
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 [Member]
Allowance for Doubtful Accounts [Member]
Sales Returns Reserve [Member]
Allowance for Sales Returns [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Valuation and Qualifying Accounts Disclosure [Line Items]
Movement in Valuation Allowances and Reserves [Roll Forward]
Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning balance
Valuation Allowances and Reserves, Balance
Charged to costs and expenses
Valuation Allowances and Reserves, Charged to Cost and Expense
Ending balance
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income (Loss) [Table]
Foreign Currency Translation Gains and Losses [Member]
Accumulated Translation Adjustment [Member]
Unrealized Gains and Losses on Investments [Member]
Accumulated Net Unrealized Investment Gain (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income [Roll Forward]
Accumulated Other Comprehensive Income [Roll Forward]
Accumulated Other Comprehensive Income [Roll Forward]
Beginning balance
Accumulated Other Comprehensive Income (Loss), before Tax
Other comprehensive income before reclassifications
Other Comprehensive Income (Loss), before Reclassifications, before Tax
Amounts reclassified from accumulated other comprehensive income
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax
Net current-period other comprehensive income
Other Comprehensive Income (Loss), before Tax
Ending balance
Accumulated Other Comprehensive Income, Tax [Roll Forward]
Accumulated Other Comprehensive Income, Tax [Roll Forward]
Accumulated Other Comprehensive Income, Tax [Roll Forward]
Beginning balance, tax
Accumulated Other Comprehensive Income Loss Tax
Accumulated Other Comprehensive Income Loss Tax
Other comprehensive income before reclassifications, tax
Other Comprehensive Income (Loss) before Reclassifications, Tax
Other Comprehensive Income (Loss) before Reclassifications, Tax
Amounts reclassified from accumulated other comprehensive income, tax
Reclassification from Accumulated Other Comprehensive Income, Current Period, Tax
Reclassification from Accumulated Other Comprehensive Income, Current Period, Tax
Net current-period other comprehensive income, tax
Other Comprehensive Income (Loss), Tax
Ending balance, tax
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
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]
Income Statement Location [Axis]
Income Statement Location [Domain]
Cost of Product Revenue [Member]
Cost of Goods Sold [Member]
Cost of Goods Sold [Member]
Cost of Services Revenue [Member]
Cost of Services [Member]
Cost of Services [Member]
Research and development [Member]
Research and Development Expense [Member]
Selling and marketing [Member]
Selling and Marketing Expense [Member]
General and administrative [Member]
General and Administrative Expense [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total stock-based compensation expense
Allocated Share-based Compensation Expense
Income tax benefit from employee stock option plans
Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options
Impairment of long-lived assets
Impairment of Intangible Assets (Excluding Goodwill)
FINANCIAL INSTRUMENTS AND FAIR VALUE
Financial Instruments Disclosure [Text Block]
Schedule of Fair Value of Assets Acquired and Liabilities Assumed [Table Text Block]
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]
Payable after Eighteen Months from Acquisition Date [Member]
Payable after Eighteen Months from Acquisition Date [Member]
Payable after Eighteen Months from Acquisition Date [Member]
Payable after Two Years from Acquisition Date [Member]
Payable after Two Years from Acquisition Date [Member]
Payable after Two Years from Acquisition Date [Member]
Xtera Communications, Inc. [Member]
Xtera Communications, Inc. [Member]
Xtera Communications, Inc. [Member]
Coyote Point Systems, Inc. [Member]
Coyote Point Systems, Inc. [Member]
Coyote Point Systems, Inc. [Member]
Contingent consideration
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High
Cash and cash equivalents
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents
Other current assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other
Finite-lived intangible assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles
Indefinite-lived intangible assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets
Other assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets
Total assets acquired
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets
Current liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities
Long-term liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities
Total liabilities assumed
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities
Total purchase price
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net
Useful life of finite-lived intangible assets
Finite-Lived Intangible Asset, Useful Life
Total consideration
Business Combination, Consideration Transferred
Purchased tangible assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Tangible Assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Tangible Assets
Estimated contingent obligation
Business Combination, Contingent Consideration, Liability
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Significant Accounting Policies [Text Block]
Employee Stock Purchase Plan [Member]
Employee Stock Purchase Plan [Member]
Employee Stock Purchase Plan [Member]
Weighted-average fair value per share granted (in dollars per share)
Shares issued under the ESPP (in shares)
Weighted-average price per share issued (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Issued, Weighted Average Price per Share
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Issued, Weighted Average Price per Share
Inventory, Net [Abstract]
Raw materials
Inventory, Raw Materials, Net of Reserves
Finished goods
Inventory, Finished Goods, Net of Reserves
Consignment inventory
Consigned Inventory
Consigned Inventory
Inventory
Inventory, Net
Statement of Financial Position [Abstract]
Allowance for doubtful accounts and sales returns
Allowance For Doubtful Accounts Receivable and Sales Returns
Allowance For Doubtful Accounts Receivable and Sales Returns
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
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]
Domestic
Income (Loss) from Continuing Operations before Income Taxes, Domestic
Foreign
Income (Loss) from Continuing Operations before Income Taxes, Foreign
INCOME BEFORE INCOME TAXES
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest
Derivative [Table]
Derivative [Table]
Derivative Instrument Risk [Axis]
Derivative Instrument [Axis]
Derivative Contract Type [Domain]
Derivative Contract [Domain]
CAD
Canada, Dollars
Derivative [Line Items]
Derivative [Line Items]
Notional amount of forward exchange contracts
Derivative, Notional Amount
DEI [Abstract]
DEI [Abstract]
Document Information [Table]
Document Information [Table]
Document Information, Document [Axis]
Document Information, Document [Axis]
Document [Domain]
Document [Domain]
Document Information [Line Items]
Document Information [Line Items]
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Entity Central Index Key
Document Type
Document Type
Document Period End Date
Document Period End Date
Amendment Flag
Amendment Flag
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Current Fiscal Year End Date
Current Fiscal Year End Date
Entity Current Reporting Status
Entity Current Reporting Status
Entity Filer Category
Entity Filer Category
Entity Well Known Seasoned Issuer
Entity Well-known Seasoned Issuer
Entity Voluntary Filers
Entity Voluntary Filers
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Entity Public Float
Entity Public Float
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Balance, beginning
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Forfeited
Vested
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Balance, ending
RSUs expected to vest—December 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected to Vest
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected to Vest
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Balance, weighted-average grant-date fair value per share (in dollars per share)—beginning
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Forfeited, weighted-average grant-date fair value per share (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Vested, weighted-average grant-date fair value per share (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Balance, weighted-average grant-date fair value per share (in dollars per share)—ending
RSUs expected to vest, weighted-average grant-date fair value per share (in dollars per share)—December 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected to Vest, Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected to Vest, Weighted Average Grant Date Fair Value
Shares Paid for Tax Withholding for Share Based Compensation
Tax withholding upon vesting of restricted stock awards
Current:
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Federal
Current Federal Tax Expense (Benefit)
State
Current State and Local Tax Expense (Benefit)
Foreign
Current Foreign Tax Expense (Benefit)
Total current
Current Income Tax Expense (Benefit)
Deferred:
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
Federal
Deferred Federal Income Tax Expense (Benefit)
State
Deferred State and Local Income Tax Expense (Benefit)
Foreign
Deferred Foreign Income Tax Expense (Benefit)
Total deferred
Deferred Income Tax Expense (Benefit)
Total provision for income taxes
Subsequent Events [Abstract]
SUBSEQUENT EVENTS
Subsequent Events [Text Block]
Consignment inventory, raw materials
Consignment Inventory, Raw Materials
Consignment Inventory, Raw Materials
Consignment inventory, finished goods
Consignment Inventory, Finished Goods
Consignment Inventory, Finished Goods
ACCUMULATED OTHER COMPREHENSIVE INCOME
Comprehensive Income (Loss) Note [Text Block]
BUSINESS COMBINATIONS
Business Combination Disclosure [Text Block]
Employee Benefit Plan [Abstract]
11. Employee Benefit Plan [Abstract]
Matching contribution on employee contributions, Percent
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay
Maximum contibution percentage of each employee's eligible earnings, Percent
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent
Matching contributions to the RRSP and 401(k) Plans
Defined Contribution Plan, Employer Matching Contribution, Amount
Defined Contribution Plan, Employer Matching Contribution, Amount
Revenue from External Customers by Products and Services [Table]
Revenue from External Customers by Products and Services [Table]
Revenue from External Customer [Line Items]
Revenue from External Customer [Line Items]
Revenue recognition period (in years)
Revenue Recognition Period
Revenue Recognition Period
Contractual Obligation, Fiscal Year Maturity Schedule [Table Text Block]
Contractual Obligation, Fiscal Year Maturity Schedule [Table Text Block]
EMPLOYEE BENEFIT PLAN
Compensation and Employee Benefit Plans [Text Block]
Stock repurchase program, authorized amount
Stock Repurchase Program, Authorized Amount
Stock repurchased in the period, shares
Stock repurchased in the period, value
Remaining authorized repurchase amount under the program
Stock Repurchase Program, Remaining Authorized Repurchase Amount
Schedule of Finite-Lived Intangible Assets by Major Class [Table Text Block]
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Segment Reporting Information, by Segment [Table]
Statement, Geographical [Axis]
Geographical [Axis]
Segment, Geographical [Domain]
Geographical [Domain]
Americas [Member]
Americas [Member]
United States
UNITED STATES
Canada [Member]
Canada [Member]
Canada [Member]
Other Americas [Member]
Other Americas [Member]
Other Americas [Member]
EMEA [Member]
Europe, Middle East and Africa [Member]
Europe, Middle East and Africa [Member]
APAC [Member]
Asia Pacific and Japan [Member]
Asia Pacific and Japan [Member]
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Business activity (in business activities)
Number of Business Activities
Number of business activities
Segment managers responsible for operations (in segment managers)
Number of Segment Managers Responsible for Operations
Number of Segment Managers Responsible for Operations
Number of operating segments (in operating segments)
Number of Operating Segments
Number of reportable segments (in reportable segments)
Number of Reportable Segments
Revenue
Revenue, Net
Property and equipment - net
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions And Allocation of Recognized Period Costs [Table Text Block]
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions And Allocation of Recognized Period Costs [Table Text Block]
Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]
Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]
Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]
Schedule of Share-based Compensation, Shares Withheld for Taxes [Table Text Block]
Schedule of Share-based Compensation, Shares Withheld for Taxes [Table Text Block]
Schedule of Share-based Compensation, Shares Withheld for Taxes [Table Text Block]
Schedule of Share-based Payment Award, Equity Instruments Other than Options, Valuation Assumptions [Table Text Block]
Schedule of Share-based Payment Award, Equity Instruments Other than Options, Valuation Assumptions [Table Text Block]
Schedule of Share-based Payment Award, Equity Instruments Other than Options, Valuation Assumptions [Table Text Block]
Schedule of Shares Reserved for Future Issuance [Table Text Block]
Schedule of Shares Reserved for Future Issuance [Table Text Block]
Schedule of Shares Reserved for Future Issuance [Table Text Block]
Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]
Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
Income Tax Benefit from Stock Option Plans [Table Text Block]
Income Tax Benefit from Stock Option Plans [Table Text Block]
Income Tax Benefit from Stock Option Plans [Table Text Block]
Consolidated Statements of Comprehensive Income [Abstract]
Consolidated Statements of Comprehensive Income [Abstract]
Other comprehensive income (loss):
Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent [Abstract]
Foreign currency translation (losses) gains
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax, Portion Attributable to Parent
Unrealized (losses) gains on investments
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, before Tax
Unrealized losses on cash flow hedges
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax, Portion Attributable to Parent
Tax benefit (provision) related to items of other comprehensive income or loss
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent
Other comprehensive (loss) income, net of tax
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent
Comprehensive income
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Investments, All Other Investments [Abstract]
INVESTMENT IN PRIVATELY-HELD COMPANY
Cost-method Investments, Description [Text Block]
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]
Subsequent Event [Line Items]
Subsequent Event [Line Items]
Covenant-not-to-sue
Litigation Settlement, Amount
Covenant Not to Sue, Term
Covenant Not to Sue, Term
Covenant Not to Sue, Term
NET INCOME PER SHARE
Earnings Per Share [Text Block]
Deferred Revenue Disclosure [Abstract]
DEFERRED REVENUE
Deferred Revenue Disclosure [Text Block]
Schedule of Warranties [Table]
Schedule of Warranties [Table]
Schedule of Warranties [Table]
Products and Services [Axis]
Products and Services [Axis]
Products and Services [Domain]
Products and Services [Domain]
Hardware Products [Member]
Hardware, Product Warranty [Member]
Hardware, Product Warranty [Member]
Software Products [Member]
Software, Product Warranty [Member]
Software, Product Warranty
Warranties [Line Items]
Warranties [Line Items]
Warranties [Line Items]
Warranty length
Warranty Length
Warranty Length
Movement in Standard Product Warranty Accrual [Roll Forward]
Movement in Standard Product Warranty Accrual [Roll Forward]
Accrued warranty balance—beginning of the period
Standard Product Warranty Accrual
Warranty costs incurred
Standard Product Warranty Accrual, Payments
Provision for warranty for the year, including warranty liabilities assumed in connection with an acquisition
Standard Product Warranty Accrual, Warranties Issued
Changes in prior period estimates
Standard Product Warranty Accrual, Preexisting, Increase (Decrease)
Accrued warranty balance—end of the period
Income Statement [Abstract]
REVENUE:
Revenue, Net [Abstract]
Product
Sales Revenue, Goods, Net
Services
Sales Revenue, Services, Net
Ratable and other revenue
Ratable and other revenue, Net
Aggregate revenue during the period from ratable product and services, and other revenue rendered in the normal course of business, after deducting returns, allowances and discounts.
Total revenue
COST OF REVENUE:
Cost of Goods and Services Sold [Abstract]
Product
Cost of Goods Sold
Services
Cost of Services
Ratable and other revenue
Cost of Ratable and Other Revenue
Total costs related to ratable products and services, and other revenue rendered by an entity during the reporting period
Total cost of revenue
Cost of Goods and Services Sold
GROSS PROFIT:
Gross Profit [Abstract]
Product
Product Gross Profit
Products Gross profit is the aggregate revenue less cost of goods sold directly attributable to the revenue generation activity.
Services
Services Gross Profit
Service Gross Profit is the aggregate revenue less cost of services sold or operating expenses directly attributable to the revenue generation activity.
Ratable and other revenue
Ratable and Other Revenue Gross Profit
Gross Profit is the aggregated revenue less the cost of ratable goods and services sold and cost of other revenue or operating expenses directly attributable to the revenue generation activity.
Total gross profit
Gross Profit
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
Total operating expenses
Operating Expenses
OPERATING INCOME
Operating Income (Loss)
INTEREST INCOME
Investment Income, Net
PROVISION FOR INCOME TAXES
Net income per share attributable to common stockholders (Note 8):
Diluted (in dollars per share)
Weighted-average shares outstanding:
Basic (in shares)
Diluted (in shares)
Short-term investments, minimum original maturity
Investments, Classification as Short-term, Minimum Original Maturity
Investments, Classification as Short-term, Minimum Original Maturity
Short-term investments, maximum original maturity
Investments, Classification as Short-term, Maximum Original Maturity
Investments, Classification as Short-term, Maximum Original Maturity
Long-term investments, minimum original maturity
Investments, Classification as Long-term, Minimum Maturity
Investments, Classification as Long-term, Minimum Maturity
Deferred Revenue Arrangement, by Type [Table]
Deferred Revenue Arrangement, by Type [Table]
Product [Member]
Product [Member]
Services [Member]
Services [Member]
Services [Member]
Ratable and other revenue [Member]
Ratable and Other Revneue [Member]
Ratable and Other Revneue [Member]
Deferred Revenue Arrangement [Line Items]
Deferred Revenue Arrangement [Line Items]
Short-term
Deferred Revenue, Current
Long-term
Deferred Revenue, Noncurrent
Total deferred revenue
Deferred Revenue
Deferred Revenue, by Arrangement, Disclosure [Table Text Block]
Deferred Revenue, by Arrangement, Disclosure [Table Text Block]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Liability Class [Axis]
Liability Class [Axis]
Fair Value by Liability Class [Domain]
Fair Value by Liability Class [Domain]
Contingent Liability [Member]
Contingent Liability [Member]
Contingent Liability [Member]
Valuation Technique [Axis]
Valuation Technique [Axis]
Valuation Technique [Domain]
Valuation Technique [Domain]
Income Approach Valuation Technique [Member]
Income Approach Valuation Technique [Member]
Fair Value, by Balance Sheet Grouping, Disclosure Item Amounts [Axis]
Measurement Basis [Axis]
Fair Value, Disclosure Item Amounts [Domain]
Fair Value Measurement [Domain]
Estimate of Fair Value [Member]
Estimate of Fair Value Measurement [Member]
Reported as [Member]
Reported Value Measurement [Member]
Money market funds [Member]
Money Market Funds, Excluding Commercial Paper [Member]
Money Market Funds, Excluding Commercial Paper [Member]
Fair Value by Measurement Frequency [Axis]
Measurement Frequency [Axis]
Fair Value, Measurement Frequency [Domain]
Fair Value, Measurement Frequency [Domain]
Recurring [Member]
Fair Value, Measurements, Recurring [Member]
Balance Sheet Location [Axis]
Balance Sheet Location [Axis]
Balance Sheet Location [Domain]
Balance Sheet Location [Domain]
Cash equivalents [Member]
Cash Equivalents, Line Item [Member]
Cash Equivalents, Line Item [Member]
Short-term investments [Member]
Short Term Investments, Line Item [Member]
Short Term Investments, Line Item [Member]
Long-term investments [Member]
Long Term Investments, Line Item [Member]
Long Term Investments, Line Item [Member]
Fair Value, Hierarchy [Axis]
Fair Value, Hierarchy [Axis]
Fair Value, Measurements, Fair Value Hierarchy [Domain]
Fair Value Hierarchy [Domain]
Level 1 [Member]
Fair Value, Inputs, Level 1 [Member]
Level 2 [Member]
Fair Value, Inputs, Level 2 [Member]
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]
Available-for-sale securities, Fair Value Disclosure
Available-for-sale Securities
Total Assets, Fair Value Disclosure
Assets, Fair Value Disclosure
Contingent consideration
Financial Liabilities Fair Value Disclosure
Financial Liabilities Fair Value Disclosure
Fair Value Inputs, Revenue
Fair Value Inputs, Revenue
Fair Value Inputs, Revenue
Fair Value Inputs, Probability of Occurrence
Fair Value Inputs, Probability of Occurrence
Fair Value Inputs, Probability of Occurrence
Share-based Compensation Arrangement by Share-based Payment Award Authorized Shares Changes [Axis]
Share-based Compensation Arrangement by Share-based Payment Award Authorized Shares Changes [Axis]
Share-based Compensation Arrangement by Share-based Payment Award Authorized Shares Changes [Axis]
Share-based Compensation Arrangement by Share-based Payment Award Authorized Shares Changes [Domain]
Share-based Compensation Arrangement by Share-based Payment Award Authorized Shares Changes [Domain]
Share-based Compensation Arrangement by Share-based Payment Award Authorized Shares Changes [Domain]
Share-based Compensation Award Authorized Number Changes, Lesser of Fixed Amount of Shares [Member]
Share-based Compensation Award Authorized Number Changes, Lesser of Fixed Amount of Shares [Member]
Share-based Compensation Award Authorized Number Changes, Lesser of Fixed Amount of Shares [Member]
Share-based Compensation Award Authorized Number Changes, Lesser of Outstanding Shares on Last Day of Preceeding Year [Member]
Share-based Compensation Award Authorized Number Changes, Lesser of Outstanding Shares on Last Day of Preceeding Year [Member]
Share-based Compensation Award Authorized Number Changes, Lesser of Outstanding Shares on Last Day of Preceeding Year [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments, by Title of Individual [Axis]
Title of Individual [Axis]
Title of Individual with Relationship to Entity [Domain]
Relationship to Entity [Domain]
Individual Owning 10 Percent or More of Stock [Member]
Individual Owning 10 Percent or More of Stock [Member]
Individual Owning 10 Percent or More of Stock [Member]
Employee [Member]
Employee [Member]
Employee [Member]
Directors and Other Service Providers [Member]
Directors and Other Service Providers [Member]
Directors and Other Service Providers [Member]
Individual Owning 10 Percent or Less of Stock [Member]
Individual Owning 10 Percent or Less of Stock [Member]
Individual Owning 10 Percent or Less of Stock [Member]
Plan Name [Axis]
Plan Name [Axis]
Plan Name [Domain]
Plan Name [Domain]
Stock Plans 2000, 2008 and 2009 [Member]
Stock Plans 2000, 2008 and 2009 [Member]
Stock Plans 2000, 2008 and 2009 [Member]
Stock Plan, 2000 [Member]
Stock Plan, 2000 [Member]
Stock Plan, 2000 [Member]
Stock Plan, 2008 [Member]
Stock Plan, 2008 [Member]
Stock Plan, 2008 [Member]
Stock Plan, 2009 [Member]
Stock Plan, 2009 [Member]
Stock Plan, 2009 [Member]
Stock Options, Nonqualifying [Member]
Stock Options, Nonqualifying [Member]
Stock Options, Nonqualifying [Member]
Employee Stock [Member]
Stock Options and Restricted Stock Units, Outstanding [Member]
Stock Options and Restricted Stock Units, Outstanding [Member]
Stock Options and Restricted Stock Units, Outstanding [Member]
Reserved for Future Option, Restricted Stock Unit and Other Equity Award Grants [Member]
Reserved for Future Option, Restricted Stock Unit and Other Equity Award Grants [Member]
Reserved for Future Option, Restricted Stock Unit and Other Equity Award Grants [Member]
Reserved for Future ESPP Issuances [Member]
Reserved for Future ESPP Issuances [Member]
Reserved for Future ESPP Issuances [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
Number of shares authorized
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized
Percent of market price for non-statutory options
Share-based Compensation Arrangement by Share-based Payment Award, Minimum Exericse Price as Percent of Fair Value On Grant Date
Share-based Compensation Arrangement by Share-based Payment Award, Minimum Exericse Price as Percent of Fair Value On Grant Date
Minimum stock ownership percent triggering early award expiration
Share-based Compensation Arrangement by Share-based Payment Award, Minimum Stock Ownership Percent Triggering Early Award Expiration
Share-based Compensation Arrangement by Share-based Payment Award, Minimum Stock Ownership Percent Triggering Early Award Expiration
Award expiration period
Share-based Compensation Arrangement by Share-based Payment Award, Award Expiration Period
Share-based Compensation Arrangement by Share-based Payment Award, Award Expiration Period
Award vesting period
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period
Number of shares authorized before adjustments
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Before Adjustments
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Before Adjustments For Forfeitures, Terminations, and Repurchases.
Number of shares authorized, maximum
Share-based Compensation Arrangement by Share-based Payment Award, Increase to Number of Shares Authorized Per Original Plan Terms, Maximum
Share-based Compensation Arrangement by Share-based Payment Award, Increase to Number of Shares Authorized Per Original Plan Terms, Maximum
Increase to number of shares authorized, maximum, percent
Share-based Compensation Arrangement by Share-based Payment Award, Increase to Number of Shares Authorized Per Original Plan Terms, Maximum, Percent
Share-based Compensation Arrangement by Share-based Payment Award, Increase to Number of Shares Authorized Per Original Plan Terms, Maximum, Percent
Maximum stock ownership percent triggering early award expiration
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Stock Ownership Percent For Options Granted to Individuals
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Stock Ownership Percent For Options Granted to Individuals
Common stock reserved for future issuances
Common Stock, Capital Shares Reserved for Future Issuance
Maximum employee subscription rate
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate
Purchase price of common stock as percentage of lower of fair market value of common stock on first day of offering period or last day of purchase period
Purchase Price of Common Stock As Percentage Of Lower Of Fair Market Value Of Common Stock On First Day Of Offering Period Or Last Day Of Purchase Period
Purchase Price of Common Stock As Percentage Of Lower Of Fair Market Value Of Common Stock On First Day Of Offering Period Or Last Day Of Purchase Period
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]
Volatility, minimum
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum
Volatility, maximum
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum
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, maximum
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Balance - Beginning (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Granted (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures
Forfeited (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period
Exercised (in shares)
Balance - Ending (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Balance - Beginning (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Granted (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Forfeited (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price
Exercised (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Balance - Ending (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Options vested and expected to vest, Outstanding (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number
Options vested and expected to vest, Weighted average exercise price (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price
Options vested and expected to vest, Weighted average remaining contractual life (in years)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term
Options vested and expected to vest, Aggregate intrinsic value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value
Options exercisable, Outstanding (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number
Options exercisable, Weighted average exercise price (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Options exercisable, Weighted average remaining contractual life (in years)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term
Options exercisable, Aggregate intrinsic value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value
Weighted-average fair value per share granted
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
Intrinsic value of options exercised
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value
Total fair value of awards vested
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value
Tax at federal statutory tax rate
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount
Stock-based compensation expense
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Compensation Cost, Amount
State taxes—net of federal benefit
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount
Domestic production activities deduction
Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Amount
Research and development credit
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount
Foreign income taxed at different rates
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount
Other
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount
Out-of-period Adjustment Relating to Retired Treasury Stock
Out-of-period Adjustment Relating to Retired Treasury Stock
Out-of-period Adjustment Relating to Retired Treasury Stock
Summary of Investments [Table Text Block]
Schedule of Amortized Costs, Unrealized Gains and Losses, and Fair Value of Available For Sale Securities [Table Text Block]
Schedule of Amortized Costs, Unrealized Gains and Losses, and Fair Value of Available For Sale Securities [Table Text Block]
Schedule of Unrealized Loss on Investments [Table Text Block]
Schedule of Unrealized Loss on Investments [Table Text Block]
Investments Classified by Contractual Maturity Date [Table Text Block]
Investments Classified by Contractual Maturity Date [Table Text Block]
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Fair Value Inputs, Liabilities, Quantitative Information [Table Text Block]
Fair Value Inputs, Liabilities, Quantitative Information [Table Text Block]
ASSETS
Assets [Abstract]
CURRENT ASSETS:
Assets, Current [Abstract]
Cash and cash equivalents
Short-term investments
Short-term Investments
Accounts receivable, net of allowance for doubtful accounts and sales returns of $4,605 and $2,382 as of December 31, 2013 and 2012, respectively
Accounts Receivable, Net, Current
Inventory
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
DEFERRED TAX ASSET—Non-current
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent
LONG-TERM INVESTMENTS
Long-term Investments
GOODWILL
OTHER INTANGIBLE ASSETS—Net
Intangible Assets, Net (Excluding Goodwill)
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 liabilities
Accrued Liabilities, Current
Accrued payroll and compensation
Employee-related Liabilities, Current
Income taxes payable
Accrued Income Taxes, Current
Deferred revenue
Total current liabilities
Liabilities, Current
DEFERRED REVENUE—Non-current
INCOME TAXES PAYABLE—Non-current
Accrued Income Taxes, Noncurrent
OTHER LIABILITIES
Other Liabilities, Noncurrent
Total liabilities
Liabilities
COMMITMENTS AND CONTINGENCIES (Note 10)
Commitments and Contingencies
STOCKHOLDERS' EQUITY:
Stockholders' Equity Attributable to Parent [Abstract]
Common stock, $0.001 par value — 300,000 shares authorized; 161,535 and 161,757 shares issued and 161,535 and 160,348 shares outstanding as of December 31, 2013 and December 31, 2012, respectively
Common Stock, Value, Issued
Additional paid-in capital
Additional Paid in Capital, Common Stock
Treasury stock
Treasury Stock, Value
Accumulated other comprehensive income
Accumulated Other Comprehensive Income (Loss), Net of Tax
Retained earnings
Retained Earnings (Accumulated Deficit)
Total stockholders' equity
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY
Liabilities and Equity
Operating Lease Commitments:
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Operating lease commitments, 2014
Operating Leases, Future Minimum Payments Due, Next Twelve Months
Operating lease commitments, 2015
Operating Leases, Future Minimum Payments, Due in Two Years
Operating lease commitments, 2016
Operating Leases, Future Minimum Payments, Due in Three Years
Operating lease commitments, 2017
Operating Leases, Future Minimum Payments, Due in Four Years
Operating lease commitments, 2018
Operating Leases, Future Minimum Payments, Due in Five Years
Operating lease commitments, Thereafter
Operating Leases, Future Minimum Payments, Due Thereafter
Operating lease commitments
Operating Leases, Future Minimum Payments Due
Sublease Commitments:
Sublease Commitments [Abstract]
Sublease Commitments [Abstract]
Sublease rental income, 2014
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Next Twelve Months
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Next Twelve Months
Sublease rental income, 2015
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due in Two Years
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due in Two Years
Sublease rental income, 2016
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due in Three Years
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due in Three Years
Sublease rental income, 2017
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due in Four Years
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due in Four Years
Sublease rental income, 2018
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due in Five Years
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due in Five Years
Sublease rental income, Thereafter
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due after Five Years
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due after Five Years
Sublease rental income
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals
Operating commitments, net:
Operating Commitments, Net [Abstract]
Operating Commitments, Net [Abstract]
Operating commitments, net, 2014
Operating Leases, Net, Future Minimum Payments Due, Next Twelve Months
Operating Leases, Net, Future Minimum Payments Due, Next Twelve Months
Operating commitments, net, 2015
Operating Leases, Net, Future Minimum Payments, Due in Two Years
Operating Leases, Net, Future Minimum Payments, Due in Two Years
Operating commitments, net, 2016
Operating Leases, Net, Future Minimum Payments, Due in Three Years
Operating Leases, Net, Future Minimum Payments, Due in Three Years
Operating commitments, net, 2017
Operating Leases, Net, Future Minimum Payments, Due in Four Years
Operating Leases, Net, Future Minimum Payments, Due in Four Years
Operating commitments, net, 2018
Operating Leases, Net, Future Minimum Payments, Due in Five Years
Operating Leases, Net, Future Minimum Payments, Due in Five Years
Operating commitments, net, Thereafter
Operating Leases, Net, Future Minimum Payments, Due Thereafter
Operating Leases, Net, Future Minimum Payments, Due Thereafter
Operating commitments, net
Operating Leases, Net, Future Minimum Payments
Operating Leases, Net, Future Minimum Payments
Purchase commitments:
Purchase Obligation, Fiscal Year Maturity [Abstract]
Purchase commitments, 2014
Purchase Obligation, Due in Next Twelve Months
Purchase commitments, 2015
Purchase Obligation, Due in Second Year
Purchase commitments, 2016
Purchase Obligation, Due in Third Year
Purchase commitments, 2017
Purchase Obligation, Due in Fourth Year
Purchase commitments, 2018
Purchase Obligation, Due in Fifth Year
Purchase commitments, Thereafter
Purchase Obligation, Due after Fifth Year
Purchase commitments
Purchase Obligation
Other contract commitments:
Other Commitments [Abstract]
Other contract commitments, 2014
Other Commitment, Due in Next Twelve Months
Other contract commitments, 2015
Other Commitment, Due in Second Year
Other contract commitments, 2016
Other Commitment, Due in Third Year
Other contract commitments, 2017
Other Commitment, Due in Fourth Year
Other contract commitments, 2018
Other Commitment, Due in Fifth Year
Other contract commitments, Thereafter
Other Commitment, Due after Fifth Year
Other contract commitments
Other Commitment
Contractual Obligation, Due in Third Year
Contractual Obligation, Due in Third Year
Contractual Obligation
Contractual Obligation
Contractual Obligation, Due in Next Twelve Months
Contractual Obligation, Due in Next Twelve Months
Contractual Obligation, Due in Second Year
Contractual Obligation, Due in Second Year
Contractual Obligation, Due in Fourth Year
Contractual Obligation, Due in Fourth Year
Contractual Obligation, Due in Fifth Year
Contractual Obligation, Due in Fifth Year
Contractual Obligation, Due after Fifth Year
Contractual Obligation, Due after Fifth Year
Foreign currency transaction gains (losses)
Foreign Currency Transaction Gain (Loss), before Tax
Computer software [Member]
Computer Software, Intangible Asset [Member]
Computer equipment and tooling [Member]
Computer Equipment and Tooling [Member]
Computer Equipment and Tooling [Member]
Property and equipment, useful life
Property, Plant and Equipment, Useful Life
Operating lease commitments
Rent expense
Operating Leases, Rent Expense, Net
Sublease rental income
Operating Leases, Income Statement, Sublease Revenue
Open purchase orders and other contractual obligations
Other contract commitments
Number of patents involved in litigation
Number of Patents Involved in Litigation
Number of Patents Involved in Litigation
Schedule of Deferred Taxes [Table]
Schedule of Deferred Taxes [Table]
Schedule of Deferred Taxes [Table]
Income Tax Authority [Axis]
Income Tax Authority [Axis]
Income Tax Authority [Domain]
Income Tax Authority [Domain]
State and Local Jurisdiction [Member]
State and Local Jurisdiction [Member]
California [Member]
State Jurisdiction, California [Member]
State Jurisdiction, California [Member]
Deferred Taxes [Line Items]
Deferred Taxes [Line Items]
Deferred Taxes [Line Items]
Amount of unrecognized deferred tax asset relating to tax credits for excess tax benefits for stock-based compensation expense
Deferred Tax Asset Not Recognized, Amount of Unrecognized Deferred Tax Asset Relating to Tax Credits
Deferred Tax Asset Not Recognized, Amount of Unrecognized Deferred Tax Asset Relating to Tax Credits
Deferred tax assets:
Components of Deferred Tax Assets [Abstract]
Net operating loss carryforward
Deferred Tax Assets, Operating Loss Carryforwards
Deferred revenue
Deferred Tax Assets, Deferred Income
Nondeductible reserves and accruals
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals
Depreciation and amortization
Deferred Tax Assets, Property, Plant and Equipment
General business credit carryforward
Deferred Tax Assets, Tax Credit Carryforwards, General Business
Stock-based compensation
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost
Other
Deferred Tax Assets, Other
Total deferred tax assets
Deferred Tax Assets, Net of Valuation Allowance
State net operating loss carryforwards
Operating Loss Carryforwards
State tax credit carryforwards
Tax Credit Carryforward, Amount
Foreign earnings deemed to be permanently reinvested overseas
Undistributed Earnings of Foreign Subsidiaries
INVENTORY
Inventory Disclosure [Text Block]
Property, Plant and Equipment [Table Text Block]
Property, Plant and Equipment [Table Text Block]
Cost Method Investments, Original Cost
Cost Method Investments, Original Cost
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]
Stock Compensation Plan [Member]
Stock Compensation Plan [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive securities (in shares)
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Concentration Risk [Table]
Concentration Risk [Table]
Concentration Risk by Type [Axis]
Concentration Risk Type [Axis]
Concentration Risk Type [Domain]
Concentration Risk Type [Domain]
Customer Concentration Risk [Member]
Customer Concentration Risk [Member]
Concentration Risk by Benchmark [Axis]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Domain]
Concentration Risk Benchmark [Domain]
Accounts Receivable [Member]
Accounts Receivable [Member]
Sales Revenue [Member]
Sales Revenue [Member]
Sales Revenue [Member]
Concentration Risk [Line Items]
Concentration Risk [Line Items]
Concentration risk, benchmark
Concentration Risk, Benchmark
Concentration Risk, Benchmark
Number of customers accounting for 10% or more of concentration risk
Number Of Customers Accounting For Ten Percent Or More Of Concentration Risk
Number Of Customers Accounting For Ten Percent Or More Of Concentration Risk
Percentage from a single customer
Concentration Risk, Percentage