Earnings Per Share [Abstract] Schedule of Earnings Per Share, Basic and Diluted Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Anti-dilutive Potential Shares Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Acquired Intangible Assets, Net Goodwill and Intangible Assets Disclosure [Text Block] Schedule of Finite-Lived Intangible Assets by Major Class Schedule of Finite-Lived Intangible Assets [Table Text Block] Schedule of Indefinite-Lived Intangible Assets Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Schedule of Finite-Lived Intangible Assets, Future Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Subsequent Events [Abstract] Subsequent Event [Table] Subsequent Event [Table] Disposal Group Name [Axis] Disposal Group Name [Axis] Disposal Group Name [Domain] Disposal Group Name [Domain] Wi-Fi Connectivity Business Wi-Fi Connectivity Business [Member] Wi-Fi Connectivity Business [Member] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Aquantia, Corp. Aquantia, Corp. [Member] Aquantia, Corp. [Member] Avera Semiconductor Avera Semiconductor [Member] Avera Semiconductor [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Acquisition share price (in usd per share) Business Acquisition, Share Price Consideration paid Business Combination, Consideration Transferred Contingent consideration Business Combination, Contingent Consideration, Liability Proceeds from divestiture of businesses Proceeds from Divestiture of Businesses Number of employees employed by disposal group Restructuring and Related Cost, Expected Number of Positions Eliminated Net revenue Revenue from Contract with Customer, Excluding Assessed Tax Shares available under warrant (in shares) Class of Warrant or Right, Number of Securities Called by Warrants or Rights Restructuring and Related Activities [Abstract] Severance and related costs Severance Costs Facilities and related costs Business Exit Costs Other exit-related costs Other Restructuring Costs Restructuring charges Restructuring Charges Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Restructuring Type [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Facilities and related costs Facility Closing [Member] Other exit-related costs Other Restructuring [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Release of reserves Restructuring Reserve, Accrual Adjustment Other restructuring charges Asset Impairment Charges [Abstract] Impairment of equipment and other Tangible Asset Impairment Charges, Including Gain (Loss) on Disposition of Property Plant Equipment Tangible Asset Impairment Charges, Including Gain (Loss) on Disposition of Property Plant Equipment Right-of-use asset amortization and impairment Right-Of-Use Asset Amortization And Impairment Right-Of-Use Asset Amortization And Impairment Restructuring and other related charges Restructuring Costs and Asset Impairment Charges Revenue from Contract with Customer [Abstract] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Contract with Customer, Sales Channel [Axis] Contract with Customer, Sales Channel [Axis] Contract with Customer, Sales Channel [Domain] Contract with Customer, Sales Channel [Domain] Direct customers Sales Channel, Directly to Consumer [Member] Distributors Sales Channel, Through Intermediary [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Net revenue Revenue Benchmark [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] % of Total Concentration Risk, Percentage Statement of Financial Position [Abstract] ASSETS Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Inventories Inventory, Net 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 Acquired intangible assets, net Intangible Assets, Net (Excluding Goodwill) Other non-current assets Other Assets, Noncurrent Total assets Assets LIABILITIES AND SHAREHOLDERS’ EQUITY Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Accounts payable Accounts Payable, Current Accrued liabilities Accrued And Contract Liabilities, Current Accrued And Contract Liabilities, Current Accrued employee compensation Employee-related Liabilities, Current Total current liabilities Liabilities, Current Long-term debt Long-term Debt, Excluding Current Maturities Non-current income taxes payable Accrued Income Taxes, Noncurrent Deferred tax liabilities Deferred Income Tax Liabilities, Net Other non-current liabilities Other Liabilities, Noncurrent Total liabilities Liabilities Commitments and contingencies (Note 10) Commitments and Contingencies Shareholders’ equity: Stockholders' Equity Attributable to Parent [Abstract] Common shares, $0.002 par value Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Retained earnings Retained Earnings (Accumulated Deficit) Total shareholders’ equity Stockholders' Equity Attributable to Parent Total liabilities and shareholders’ equity Liabilities and Equity Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Term Loan Term Loan [Member] Term Loan [Member] Line of Credit Line of Credit [Member] Senior Notes Senior Notes [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Extinguishment of Debt [Axis] Extinguishment of Debt [Axis] Extinguishment of Debt, Type [Domain] Extinguishment of Debt, Type [Domain] Bridge Loan Bridge Loan [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Aggregate principal amount Debt Instrument, Face Amount Amount of debt extinguished Extinguishment of Debt, Amount Interest expense Interest Expense, Debt Leases [Abstract] Remainder of 2020 Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year 2021 Lessee, Operating Lease, Liability, Payments, Due Year Two 2022 Lessee, Operating Lease, Liability, Payments, Due Year Three 2023 Lessee, Operating Lease, Liability, Payments, Due Year Four 2024 Lessee, Operating Lease, Liability, Payments, Due Year Five Thereafter Lessee, Operating Lease, Liability, Payments, Due after Year Five Total lease payments Lessee, Operating Lease, Liability, Payments, Due Less: Interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Present value of lease liabilities Operating Lease, Liability Business Combinations [Abstract] Business Combination Business Combination Disclosure [Text Block] Statement of Stockholders' Equity [Abstract] Cash dividends declared (in usd per share) Common Stock, Dividends, Per Share, Declared Cash dividends paid (in usd per share) Common Stock, Dividends, Per Share, Cash Paid Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Cavium Cavium, Inc. [Member] Cavium, Inc. [Member] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Prepaid Expenses and Other Current Assets Prepaid Expenses and Other Current Assets [Member] Other Non-current Assets Other Noncurrent Assets [Member] Long-term Debt Long-term Debt [Member] Business Acquisition [Line Items] Business Acquisition [Line Items] Acquisition related costs Business Combination, Acquisition Related Costs Debt financing costs Debt Issuance Costs, Gross Equity issuance costs Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Organization, Consolidation and Presentation of Financial Statements [Abstract] Schedule of Inventories Schedule of Inventory, Current [Table Text Block] Schedule of Property and Equipment, Net Property, Plant and Equipment [Table Text Block] Schedule of Current Accrued Liabilities Schedule of Accrued Liabilities [Table Text Block] Changes in Accumulated Other Comprehensive Income (Loss) by Components Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Right-of-use assets Operating Lease, Right-of-Use Asset Current portion of lease liabilities Operating Lease, Liability, Current Non-current portion of lease liabilities Operating Lease, Liability, Noncurrent Total lease liabilities Basis of Presentation Business Description and Accounting Policies [Text Block] Notes Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] 2023 Notes Senior Notes Due 2023 [Member] Senior Notes Due 2023 [Member] 2028 Notes Senior Notes Due 2028 [Member] Senior Notes Due 2028 [Member] Total borrowings Long-term Debt, Gross Less: Unamortized debt discount and issuance cost Debt Issuance Costs, Net Net carrying amount of debt Long-term Debt Less: Current portion Long-term Debt, Current Maturities Non-current portion 2020 Operating Leases, Future Minimum Payments Due, Next Twelve Months 2021 Operating Leases, Future Minimum Payments, Due in Two Years 2022 Operating Leases, Future Minimum Payments, Due in Three Years 2023 Operating Leases, Future Minimum Payments, Due in Four Years 2024 Operating Leases, Future Minimum Payments, Due in Five Years Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Total Operating Leases, Future Minimum Payments Due Document And Entity Information [Abstract] Document And Entity Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol 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 File Category Entity Filer Category Entity Emerging Growth Company Entity Emerging Growth Company Entity Small Business Entity Small Business Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Debt Debt Disclosure [Text Block] Net Income Per Share Earnings Per Share [Text Block] Fair Value Disclosures [Abstract] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Financial Instrument [Axis] Financial Instrument [Axis] Financial Instruments [Domain] Financial Instruments [Domain] Money market funds Money Market Funds [Member] Time deposits Bank Time Deposits [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] Assets Assets, Fair Value Disclosure [Abstract] Cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Other non-current assets Other Assets, Fair Value Disclosure Total assets Assets, Fair Value Disclosure Estimated aggregate fair value of debt Long-term Debt, Fair Value Accounting Changes and Error Corrections [Abstract] Recent Accounting Pronouncements New Accounting Pronouncements and Changes in Accounting Principles [Text Block] Schedule of Acquired Indefinite-lived Intangible Assets by Major Class [Table] Schedule of Acquired Indefinite-lived Intangible Assets by Major Class [Table] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] Acquired Indefinite-lived Intangible Assets [Line Items] Acquired Indefinite-lived Intangible Assets [Line Items] Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Developed technologies Developed Technology Rights [Member] Customer contracts and related relationships Customer Contracts And Relationships [Member] Customer Contracts And Relationships [Member] Trade names Trade Names [Member] Acquired Finite-Lived Intangible Assets [Line Items] Acquired Finite-Lived Intangible Assets [Line Items] Gross Carrying Amounts Finite-Lived Intangible Assets, Gross Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Net Carrying Amounts Finite-Lived Intangible Assets, Net Weighted average remaining amortization period (years) Acquired Finite-lived Intangible Assets, Weighted Average Useful Life Gross Carrying Amounts, Total acquired intangible assets Intangible Assets, Gross (Excluding Goodwill) Accumulated Amortization IPR&D Indefinite-lived Intangible Assets (Excluding Goodwill) Net Carrying Amounts, Total acquired intangible assets Inventories: Inventory, Net [Abstract] Work-in-process Inventory, Work in Process, Net of Reserves Finished goods Inventory, Finished Goods, Net of Reserves Total inventories Operating lease expenses Operating Lease, Expense Cash paid for amounts included in the measurement of operating lease liabilities Operating Lease, Payments Right-of-use assets obtained in exchange for lease obligation Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Leases Lessee, Operating Leases [Text Block] Revenue Revenue from Contract with Customer [Text Block] Summary of Outstanding Debt Schedule of Debt [Table Text Block] Aggregate Future Contractual Maturities of Debt Schedule of Maturities of Long-term Debt [Table Text Block] Fair Value, Assets and Liabilities Measured on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] China CHINA United States UNITED STATES Malaysia MALAYSIA Philippines PHILIPPINES Thailand THAILAND Other Other Countries [Member] Other Countries [Member] Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Net income (loss) Net Income (Loss) Attributable to Parent Adjustments to reconcile net income (loss) 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, Nonproduction Share-based compensation Share-based Payment Arrangement, Noncash Expense Amortization of acquired intangible assets Amortization of Intangible Assets Amortization of deferred debt issuance costs and debt discounts Amortization of Debt Issuance Costs and Discounts Other non-cash expense, net Other Noncash Income (Expense) Deferred income taxes Deferred Income Tax Expense (Benefit) 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 Accounts payable Increase (Decrease) in Accounts Payable Accrued liabilities and other non-current liabilities Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities Accrued employee compensation Increase (Decrease) in Employee Related Liabilities 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, Continuing Operations [Abstract] Purchases of available-for-sale securities Payments to Acquire Debt Securities, Available-for-sale Sales of available-for-sale securities Proceeds from Sale of Debt Securities, Available-for-sale Maturities of available-for-sale securities Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale Purchases of time deposits Payments to Acquire Time Deposits Payments to Acquire Time Deposits Maturities of time deposits Proceeds from Maturities of Time Deposits Proceeds from Maturities of Time Deposits Purchases of technology licenses Payments to Acquire Intangible Assets Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Other Payments for (Proceeds from) Other Investing Activities Net cash provided by (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, Continuing Operations [Abstract] Repurchases of common stock Payments for Repurchase of Common Stock Proceeds from employee stock plans Proceeds, Issuance of Shares, Share-based Payment Arrangement, Excluding Option Exercised Tax withholding paid on behalf of employees for net share settlement Payment, Tax Withholding, Share-based Payment Arrangement Dividend payments to shareholders Payments of Dividends Payments on technology license obligations Payment on Technology License Obligation Payment on Technology License Obligation Principal payments of debt Repayments of Long-term Debt Payment of equity and debt financing costs Payment of Financing and Stock Issuance Costs Other Proceeds from (Payments for) Other Financing Activities Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Net increase (decrease) in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash and cash equivalents at beginning of period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and cash equivalents at end of period Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Unrealized Gain (Loss) on Marketable Securities AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Increase (Decrease) in AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Balance at beginning of period Other comprehensive income (loss) before reclassifications OCI, before Reclassifications, Net of Tax, Attributable to Parent Amounts reclassified from accumulated other comprehensive income (loss) Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent Other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Balance at end of period Numerator: Net Income (Loss) Attributable to Parent [Abstract] Net income (loss) Denominator: Weighted Average Number of Shares Outstanding, Basic [Abstract] Weighted average shares — basic (in shares) Weighted Average Number of Shares Outstanding, Basic Effect of dilutive securities: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Share-based awards (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Weighted average shares — diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Net income per share: Earnings Per Share, Basic and Diluted [Abstract] Net income (loss) per share - Basic (in usd per share) Earnings Per Share, Basic Net income (loss) per share - Diluted (in usd per share) Earnings Per Share, Diluted Severance and related costs Employee Severance [Member] Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Balance at beginning of period Restructuring Reserve Restructuring charges Net cash payments Payments for Restructuring Effect of adoption of ASC 842 Restructuring Reserve, Foreign Currency Translation Gain (Loss) Balance at end of period Less: non-current portion Restructuring Reserve, Noncurrent Current portion Restructuring Reserve, Current Subsequent Events Subsequent Events [Text Block] Fair Value Measurements Fair Value Disclosures [Text Block] Statement of Comprehensive Income [Abstract] Other comprehensive income (loss), net of tax: Other Comprehensive Income (Loss), Net of Tax [Abstract] Net change in unrealized gain (loss) on marketable securities Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax, Portion Attributable to Parent Comprehensive income (loss), net of tax Comprehensive Income (Loss), Net of Tax, Attributable to Parent Schedule of Lease Expense and Supplemental Cash Flow Information Lease, Cost [Table Text Block] Supplemental Balance Sheet Information Assets and Liabilities, Lessee [Table Text Block] Assets and Liabilities, Lessee [Table Text Block] Maturities of Operating Lease Liabilities Lessee, Operating Lease, Liability, Maturity [Table Text Block] Future Minimum Lease Payments, Net of Estimated Sublease Income Under Previous Accounting Standard Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Schedule of Average Lease Terms And Discount Rates Schedule of Average Lease Terms And Discount Rates [Table Text Block] Schedule of Average Lease Terms And Discount Rates [Table Text Block] Summary of Restructuring and Other Related Charges Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Reconciliation of Beginning and Ending Restructuring Liability Balances by Major Type of Costs Restructuring and Related Costs [Table Text Block] Pro forma net revenue Business Acquisition, Pro Forma Revenue Pro forma net income Business Acquisition, Pro Forma Net Income (Loss) Line of Credit Facility [Table] Line of Credit Facility [Table] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] LIBOR London Interbank Offered Rate (LIBOR) [Member] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Debt term Debt Instrument, Term Effective interest rate Debt Instrument, Interest Rate, Effective Percentage Basis spread on variable rate (as a percent) Debt Instrument, Basis Spread on Variable Rate Payment of principal Write off of unamortized debt issuance costs Write off of Deferred Debt Issuance Cost Amount available for draw Line of Credit Facility, Remaining Borrowing Capacity Unused commitment fee percentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Leverage ratio Debt Instrument, Covenant, Leverage Ratio Debt Instrument, Covenant, Leverage Ratio Accrued liabilities: Accrued Liabilities, Current [Abstract] Contract liabilities Contract with Customer, Liability, Current Technology license obligations Capital Lease Obligations, Current Accrued income tax payable Accrued Income Taxes, Current Other Other Accrued Liabilities, Current Total accrued liabilities Right-of-use asset amortization and impairment Right-Of-Use Asset Amortization And Impairment [Member] Right-Of-Use Asset Amortization And Impairment [Member] Asset write off costs Asset Impairment Charges [Member] Asset Impairment Charges [Member] Purchase Price Allocation Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Supplemental Pro Forma Financial Information Business Acquisition, Pro Forma Information [Table Text Block] Weighted-average remaining lease term (years) Operating Lease, Weighted Average Remaining Lease Term Weighted-average discount rate Operating Lease, Weighted Average Discount Rate, Percent Fiscal Period Fiscal Period, Policy [Policy Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Restructuring and Other Related Charges Restructuring, Impairment, and Other Activities Disclosure [Text Block] Statement [Table] Statement [Table] Common Stock Common Stock [Member] Additional Paid-in-Capital Additional Paid-in Capital [Member] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Retained Earnings Retained Earnings [Member] Statement [Line Items] Statement [Line Items] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Balance (in shares) Shares, Outstanding Effect of revenue recognition accounting change Cumulative Effect of New Accounting Principle in Period of Adoption Issuance of common shares in connection with equity incentive plans (in shares) Stock Issued During Period, Shares, New Issues Issuance of common shares in connection with equity incentive plans Stock Issued During Period, Value, New Issues Tax withholdings related to net share settlement of restricted stock units Share-based Payment Arrangement, Decrease for Tax Withholding Obligation Share-based compensation APIC, Share-based Payment Arrangement, Increase for Cost Recognition Repurchase of common stock (in shares) Stock Repurchased During Period, Shares Repurchase of common stock Stock Repurchased During Period, Value Cash dividends declared and paid (cumulatively $0.06 per share) Dividends, Common Stock, Cash Other comprehensive gain (loss) Other Comprehensive Income (Loss), Net of Tax Balance (in shares) Income Tax Disclosure [Abstract] Current income tax expense (benefit) Current Income Tax Expense (Benefit) Unrecognized tax benefits decrease Unrecognized Tax Benefits, Period Increase (Decrease) Tax due on amounts previously considered permanently reinvested Taxes Due On Amounts Previously Considered Permanently Reinvested Taxes Due On Amounts Previously Considered Permanently Reinvested Uncertain tax positions, decrease from the lapse of statutes of limitation in various jurisdictions during next 12 months Decrease in Unrecognized Tax Benefits is Reasonably Possible Tax incentives, decrease in foreign taxes Income Tax Holiday, Aggregate Dollar Amount Tax incentives, effect on net income per share (less than) (in usd per share) Income Tax Holiday, Income Tax Benefits Per Share Income Taxes [Table] Income Taxes [Table] Income Taxes [Table] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] Foreign Subsidiaries Foreign Subsidiaries [Member] Foreign Subsidiaries [Member] Income Taxes [Line Items] Income Taxes [Line Items] Income Taxes [Line Items] Cash, cash equivalents and short-term investments Cash, Cash Equivalents, and Short-term Investments Undistributed earnings of foreign subsidiaries Undistributed Earnings of Foreign Subsidiaries Income Tax Income Tax Disclosure [Text Block] Fiscal year Long-term Debt, Fiscal Year Maturity [Abstract] Remainder of 2020 Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year 2021 Long-term Debt, Maturities, Repayments of Principal in Year Two 2022 Long-term Debt, Maturities, Repayments of Principal in Year Three 2023 Long-term Debt, Maturities, Repayments of Principal in Year Four 2024 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Commitments and Contingencies Disclosure [Abstract] Outstanding purchase orders Unrecorded Unconditional Purchase Obligation Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Machinery and equipment Machinery and Equipment [Member] Land, buildings, and leasehold improvements Land, Buildings and Improvements [Member] Computer software Software and Software Development Costs [Member] Furniture and fixtures Furniture and Fixtures [Member] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] 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 Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] IPR&D In Process Research and Development [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Acquired intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Stated interest rate Debt Instrument, Interest Rate, Stated Percentage Redemption price percentage Debt Instrument, Redemption Price, Percentage Income Statement [Abstract] Cost of goods sold Cost of Goods and Services Sold Gross profit Gross Profit Operating expenses: Costs and Expenses [Abstract] Research and development Research and Development Expense Selling, general and administrative Selling, General and Administrative Expense Restructuring related charges Total operating expenses Costs and Expenses Operating income (loss) Operating Income (Loss) Interest income Investment Income, Nonoperating Interest expense Interest Expense Other income (loss), net Other Nonoperating Income (Expense) Interest and other income (loss), net Nonoperating Income (Expense) And Interest Income (Expense) Nonoperating Income (Expense) And Interest Income (Expense) Income (loss) before income taxes Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax Provision for income taxes Income Tax Expense (Benefit) Net income (loss) Net income (loss) per share - Basic Net income (loss) per share - Diluted Weighted average shares: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Diluted (in shares) Cash and cash equivalents Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents Accounts receivable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables Inventories Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory Prepaid expense and other current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets Assets held for sale Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Assets Held For Sale Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Assets Held For Sale Property and equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Other non-current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets Accounts payable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable Accrued liabilities Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Current Liabilities, Accrued Liabilities Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Current Liabilities, Accrued Liabilities Accrued employee compensation Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Current Liabilities, Accrued Employee Compensation Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Current Liabilities, Accrued Employee Compensation Deferred income Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Deferred Revenue Current portion of long-term debt Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt Liabilities held for sale Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Liabilities Held For Sale Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Liabilities Held For Sale Long-term debt Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt Non-current income taxes payable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Income Taxes Payable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Income Taxes Payable Deferred tax liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Other non-current liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other Total merger consideration Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net Authorized repurchase amount Stock Repurchase Program, Authorized Amount Remaining available for future share repurchases (in shares) Stock Repurchase Program, Remaining Authorized Repurchase Amount Number of common shares repurchased and retired during period (in shares) Stock Repurchased and Retired During Period, Shares Value of common shares repurchased and retired during period Stock Repurchased and Retired During Period, Value Total shares repurchased to date (in shares) Stock Repurchase Program, Repurchased Shares To Date Stock Repurchase Program, Repurchased Shares To Date Total amount of shares repurchased to date Stock Repurchase Program, Repurchased Amount To Date Stock Repurchase Program, Repurchased Amount To Date Supplemental Financial Information Additional Financial Information Disclosure [Text Block] Operating lease liabilities Change in Contract with Customer, Asset and Liability [Abstract] Change in Contract with Customer, Asset and Liability [Abstract] Beginning balance Contract with Customer, Liability Estimates for additional shipments Contract with Customer, Liability, Cumulative Catch-up Adjustment to Revenue, Change in Measure of Progress Credit memos issued Contract With Customer, Liability, Credit Memos Issued Contract With Customer, Liability, Credit Memos Issued Ending balance Remainder of 2020 Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year 2021 Finite-Lived Intangible Assets, Amortization Expense, Year Two 2022 Finite-Lived Intangible Assets, Amortization Expense, Year Three 2023 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2024 Finite-Lived Intangible Assets, Amortization Expense, Year Five Thereafter Finite-Lived Intangible Assets, Amortization Expense, after Year Five Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Storage Storage Product Group [Member] Storage Product Group [Member] Networking Networking Product Group [Member] Networking Product Group [Member] Other Other Product Group [Member] Other Product Group [Member] Common shares, par value (in usd per share) Common Stock, Par or Stated Value Per Share Share-based awards (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount