Entity Central Index Key Investment securities at original cost basis. Cumulative other than temporary impairment included in retained earnings. Finite lived intangible assets amortization expense year six. Finite lived intangible assets amortization expense after year six. Document and entity information. 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 Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding 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 of allowances of $4.0 and $3.7 at March 31, 2017 and June 30, 2016, respectively Accounts Receivable Net Current Inventories Inventory Net Prepaid expenses and other current assets Prepaid Expense And Other Assets Current Total current assets Assets Current Property and equipment at cost, net of accumulated depreciation of $103.7 and $87.3 at March 31, 2017 and June 30, 2016, respectively Property Plant And Equipment Net Goodwill Goodwill Acquired intangibles, net Finite Lived Intangible Assets Net Non-current other assets Other Assets Noncurrent Total assets Assets LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities And Stockholders Equity [Abstract] Current Liabilities: Liabilities Current [Abstract] Accounts payable Accounts Payable Current Accrued compensation Employee Related Liabilities Current Income taxes payable Accrued Income Taxes Current Acquisition-related liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Other accrued liabilities Other Accrued Liabilities Current Current portion of long-term debt Long Term Debt Current Total current liabilities Liabilities Current Long-term debt, net of issuance costs Long Term Debt Noncurrent Acquisition-related liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Deferred tax liabilities Deferred Tax Liabilities Noncurrent Other long-term liabilities Other Liabilities Noncurrent Total liabilities Liabilities Stockholders' Equity: Stockholders Equity [Abstract] Common stock: $0.001 par value; 120,000,000 shares authorized, 60,245,389 and 59,532,148 shares issued, and 34,303,913 and 35,212,141 shares outstanding, at March 31, 2017 and June 30, 2016, respectively Common Stock Value Additional paid-in capital Additional Paid In Capital Common Stock Treasury stock: 25,941,476 and 24,320,007 common treasury shares at March 31, 2017 and June 30, 2016, respectively, at cost Treasury Stock Value Accumulated other comprehensive income Accumulated Other Comprehensive Income Loss Net Of Tax Retained earnings Retained Earnings Accumulated Deficit Total stockholders' equity Stockholders Equity Liabilities and stockholders' equity Liabilities And Stockholders Equity Allowance for doubtful accounts receivable Allowance For Doubtful Accounts Receivable Current Property and equipment, accumulated depreciation Accumulated Depreciation Depletion And Amortization Property Plant And Equipment 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 Common treasury shares Treasury Stock Common Shares Amortization of intangible assets included in operating expense. Income Statement [Abstract] Net revenue Sales Revenue Net Cost of revenue Cost Of Goods And Services Sold Gross margin Gross Profit Operating expenses: Operating Expenses [Abstract] Research and development Research And Development Expense Selling, general, and administrative Selling General And Administrative Expense Acquired intangibles amortization Amortization Of Intangible Assets Included In Operating Expense Change in contingent consideration Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 Restructuring costs Restructuring Charges Litigation settlement charge Litigation Settlement Expense Total operating expenses Operating Expenses Operating income Operating Income Loss Interest and other income/(expense), net Nonoperating Income Expense Income before provision for income taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest Provision for income taxes Income Tax Expense Benefit Net income Net Income Loss Net income per share: Earnings Per Share [Abstract] Basic Earnings Per Share Basic Diluted Earnings Per Share Diluted Shares used in computing net income per share: Weighted Average Number Of Shares Outstanding [Abstract] Basic Weighted Average Number Of Shares Outstanding Basic Diluted Weighted Average Number Of Diluted Shares Outstanding Statement Of Income And Comprehensive Income [Abstract] Net income Other comprehensive loss: Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract] Change in unrealized net loss on investments Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax Reclassification from accumulated other comprehensive income to interest income for accretion of non-current investments Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax Net current period-other comprehensive loss Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax Comprehensive income Comprehensive Income Net Of Tax Non-cash interest income. Increase (decrease) in acquisition related liabilities. Payments for investment in direct financing lease. Payment for payroll taxes for deferred stock and market stock units. Statement Of Cash Flows [Abstract] Cash flows from operating activities Net Cash Provided By Used In Operating Activities Continuing Operations [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Share-based compensation costs Share Based Compensation Depreciation and amortization Depreciation And Amortization Acquired intangibles amortization Amortization Of Intangible Assets Accretion and remeasurement of contingent consideration liability Deferred taxes Increase Decrease In Deferred Income Taxes Impairment of property and equipment Asset Impairment Charges Non-cash interest Non Cash Interest Income Amortization of debt issuance costs Amortization Of Financing Costs Impairment recovery on investments Gain Loss On Investments Foreign currency remeasurement loss Foreign Currency Transaction Gain Loss Before Tax Changes in operating assets and liabilities, net of acquisitions: Increase Decrease In Operating Capital [Abstract] Accounts receivable, net Increase Decrease In Accounts Receivable Inventories Increase Decrease In Inventories Prepaid expenses and other current assets Increase Decrease In Prepaid Deferred Expense And Other Assets Other assets Increase Decrease In Other Operating Assets Accounts payable Increase Decrease In Accounts Payable Accrued compensation Increase Decrease In Employee Related Liabilities Acquisition-related liabilities Increase Decrease In Acquisition Related Liabilities Income taxes payable Increase Decrease In Accrued Income Taxes Payable Other accrued liabilities Increase Decrease In Other Accrued Liabilities Net cash provided by operating activities Net Cash Provided By Used In Operating Activities Continuing Operations Cash flows from investing activities Net Cash Provided By Used In Investing Activities Continuing Operations [Abstract] Proceeds from sales of investments Proceeds From Sale Maturity And Collections Of Investments Purchase of intangible assets Payments To Acquire Intangible Assets Purchases of property and equipment Payments To Acquire Property Plant And Equipment Investment in direct financing lease Payments For Investment In Direct Financing Lease Net cash used in investing activities Net Cash Provided By Used In Investing Activities Continuing Operations Cash flows from financing activities Net Cash Provided By Used In Financing Activities Continuing Operations [Abstract] Payment of debt Repayments Of Debt Purchases of treasury stock Payments For Repurchase Of Common Stock Proceeds from issuance of shares Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options Payment of debt issuance costs Payments Of Debt Issuance Costs Excess tax benefit from share-based compensation Excess Tax Benefit From Share Based Compensation Financing Activities Payroll taxes for deferred stock and market stock units Payment For Payroll Taxes For Deferred Stock And Market Stock Units Net cash used in financing activities Net Cash Provided By Used In Financing Activities Continuing Operations Effect of exchange rate changes on cash and cash equivalents Effect Of Exchange Rate On Cash And Cash Equivalents Continuing Operations Net increase/(decrease) in cash and cash equivalents Cash And Cash Equivalents Period Increase Decrease Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Supplemental disclosures of cash flow information Supplemental Cash Flow Information [Abstract] Cash paid for taxes Income Taxes Paid Cash refund on taxes Proceeds From Income Tax Refunds Non-cash investing and financing activities: Cash Flow Noncash Investing And Financing Activities Disclosure [Abstract] Property and equipment received but unpaid Capital Expenditures Incurred But Not Yet Paid Accounting Policies [Abstract] Basis of Presentation Basis Of Presentation And Significant Accounting Policies [Text Block] The entire disclosure for revenue recognition. Revenue Recognition [Abstract] Revenue Recognition Revenue Recognition [Text Block] Net Income Per Share Earnings Per Share [Text Block] Fair Value Disclosures [Abstract] Fair Value Fair Value Disclosures [Text Block] Text Block [Abstract] Auction Rate Securities Investments And Other Noncurrent Assets [Text Block] Inventory Disclosure [Abstract] Inventories Inventory Disclosure [Text Block] Goodwill And Intangible Assets Disclosure [Abstract] Acquired Intangibles Intangible Assets Disclosure [Text Block] Payables And Accruals [Abstract] Other Accrued Liabilities Accounts Payable And Accrued Liabilities Disclosure [Text Block] Commitments And Contingencies Disclosure [Abstract] Indemnifications, Contingencies and Legal Proceedings Commitments And Contingencies Disclosure [Text Block] Debt Disclosure [Abstract] Debt Debt Disclosure [Text Block] Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Share-Based Compensation Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Segment Reporting [Abstract] Segment, Customers, and Geographic Information Segment Reporting Disclosure [Text Block] Equity [Abstract] Comprehensive Income Comprehensive Income Note [Text Block] Restructuring And Related Activities [Abstract] Restructuring Activities Announced June 2016 Restructuring And Related Activities Disclosure [Text Block] Use of Estimates Use Of Estimates Foreign Currency Transactions and Foreign Exchange Contracts Foreign Currency Transactions And Translations Policy [Text Block] Recently issued accounting pronouncements not yet effective. Recently Issued Accounting Pronouncements Not Yet Effective Recently Issued Accounting Pronouncements Not Yet Effective Policy [Text Block] Computation of Basic and Diluted Net Income Per Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Financial Assets Measured at Fair Value on a Recurring Basis Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis Table [Text Block] Changes in Fair Value of Level 3 Financial Assets Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Text Block] ARS Investments Schedule Of Other Assets Noncurrent [Text Block] Inventories Schedule Of Inventory Current Table [Text Block] Summary of Life, Gross Carrying Value and Related Accumulated Amortization of Acquired Intangible Assets Schedule Of Finite Lived Intangible Assets Table [Text Block] Schedule of Expected Annual Aggregate Amortization Expense Scheduleof Finite Lived Intangible Assets Future Amortization Expense Table [Text Block] Other Accrued Liabilities Schedule Of Accrued Liabilities Table [Text Block] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Equity-Based Arrangements, Individual Contracts, Type of Deferred Compensation Deferred Compensation Arrangement With Individual Share Based Payments By Type Of Deferred Compensation [Axis] Equity-Based Arrangements, Individual Contracts, Type of Deferred Compensation Equity Based Arrangements Individual Contracts Type Of Deferred Compensation [Domain] Deferred stock units. Deferred stock units outstanding [Member] Deferred Stock Units [Member] Award Type Award Type [Axis] Equity Award Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Market stock units outstanding [Member] Performance Shares [Member] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share-Based Compensation and Related Tax Benefit Recognized in Condensed Consolidated Statements of Income Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Text Block] Balance of Outstanding and Exercisable Stock Options Schedule Of Share Based Compensation Stock Options Activity Table [Text Block] Balance and Aggregate Intrinsic Value of Stock Units Schedule Of Share Based Compensation Activity Table [Text Block] Shares Purchased, Weighted Average Purchase Price, Cash Received, and Aggregate Intrinsic Value for ESPP Schedule Of Share Based Compensation Employee Stock Purchase Plan Activity Table [Text Block] Statement [Table] Statement [Table] Concentration Risk Benchmark Concentration Risk By Benchmark [Axis] Concentration Risk Benchmark Concentration Risk Benchmark [Domain] Sales Revenue, Net [Member] Sales Revenue Net [Member] Accounts Receivable [Member] Accounts Receivable [Member] Statement [Line Items] Statement [Line Items] Net Revenue within Geographic Areas Based on Customers' Locations Revenue From External Customers By Geographic Areas Table [Text Block] Net Revenue from External Customers Schedule Of Entity Wide Information Revenue From External Customers By Products And Services [Text Block] Major Customers as Percentage of Net Revenue Schedules Of Concentration Of Risk By Risk Factor [Text Block] Restructuring Liability Activities Schedule Of Restructuring And Related Costs [Text Block] Foreign currency transaction realized and unrealized gain (loss) net of tax. Basis of presentation. Basis of presentation. Basis Of Presentation [Table] Basis Of Presentation [Table] Financial Instrument Financial Instrument [Axis] Financial Instruments Transfers And Servicing Of Financial Instruments Types Of Financial Instruments [Domain] Forward Contracts Forward Contracts [Member] Basis Of Presentation [Line Items] Basis Of Presentation [Line Items] Net gain (loss) on foreign currency transactions Foreign Currency Transaction Realized And Unrealized Gain Loss Net Of Tax Foreign currency forward contracts outstanding amount Derivative Asset Notional Amount Numerator: Earnings Per Share Reconciliation [Abstract] Denominator: Weighted Average Number Of Shares Outstanding Diluted Disclosure Items [Abstract] Shares, basic Effect of dilutive share-based awards Incremental Common Shares Attributable To Share Based Payment Arrangements Shares, diluted Net income per share: Earnings Per Share Basic And Diluted [Abstract] 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 Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis] Antidilutive Securities, Name Antidilutive Securities Name [Domain] Share-Based Awards [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] Common shares that were not included in computation of diluted net income per share Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Measurement Frequency Fair Value By Measurement Frequency [Axis] Fair Value, Measurement Frequency Fair Value Measurement Frequency [Domain] Fair Value, Measurements, Recurring [Member] Fair Value Measurements Recurring [Member] Asset Class Fair Value By Asset Class [Axis] Asset Class Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain] Money Market Funds [Member] Money Market Funds [Member] Auction Rate Securities [Member] Auction Rate Securities [Member] Fair Value, Hierarchy Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy Fair Value Measurements Fair Value Hierarchy [Domain] Level 1 [Member] Fair Value Inputs Level1 [Member] Level 2 [Member] Fair Value Inputs Level2 [Member] Level 3 [Member] Fair Value Inputs Level3 [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] Total available-for-sale securities Available For Sale Securities Transfer amount of assets of level one Fair Value Assets Level1 To Level2 Transfers Amount Transfer amount of assets of level two Fair Value Assets Level2 To Level1 Transfers Amount Transfer amount of assets of level three Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 Transfer amount of assets out of level three Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 Fair value measurement with unobservable inputs reconciliation recurring basis impairment recovery on redeemed investments Balance as of June 30, 2016 Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value Net unrealized loss Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss Impairment recovery on redeemed investments Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Impairment Recovery On Redeemed Investments Redemptions Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements Balance as of March 31, 2017 Auction rate securities with fair value having no stated maturity. Investments Debt And Equity Securities [Abstract] Auction Rate Securities with fair value having no stated maturity Auction Rate Securities With Fair Value Having No Stated Maturity Schedule Of Available For Sale Securities [Table] Schedule Of Available For Sale Securities [Table] Major Types of Debt and Equity Securities Major Types Of Debt And Equity Securities [Axis] Major Types of Debt and Equity Securities Major Types Of Debt And Equity Securities [Domain] Auction Rate Securities Investments [Member] Investment Type Investment Type [Axis] Investments Investment Type Categorization [Member] Preferred Stock [Member] Preferred Stock [Member] Credit linked notes. Credit Linked Notes [Member] Credit Linked Notes [Member] Schedule of Available-for-sale Securities [Line Items] Schedule Of Available For Sale Securities [Line Items] Original Cost Basis Investment Securities At Original Cost Basis Other-than- temporary Impairment in Retained Earnings Cumulative Other Than Temporary Impairment Included In Retained Earnings New Cost Basis Available For Sale Securities Amortized Cost Unrealized Gain Available For Sale Securities Accumulated Gross Unrealized Gain Loss Before Tax Fair Value Accumulated accretion on investment securities. Investment securities accretion Accumulated Accretion On Investment Securities Raw materials Inventory Raw Materials Net Of Reserves Finished goods Inventory Finished Goods Net Of Reserves Total Inventories Schedule Of Finite Lived Intangible Assets [Table] Schedule Of Finite Lived Intangible Assets [Table] Finite-Lived Intangible Assets by Major Class Finite Lived Intangible Assets By Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name Finite Lived Intangible Assets Major Class Name [Domain] Display driver technology. Display Driver Technology [Member] Display Driver Technology [Member] Fingerprint authentication technology. Fingerprint Authentication Technology [Member] Fingerprint Authentication Technology [Member] Customer Relationships [Member] Customer Relationships [Member] Licensed technology and other. Licensed Technology and Other [Member] Licensed Technology And Other [Member] Patents [Member] Patents [Member] Supplier arrangement. Supplier Arrangement [Member] Supplier Arrangement [Member] Finite-Lived Intangible Assets [Line Items] Finite Lived Intangible Assets [Line Items] Acquired intangibles, gross Finite Lived Intangible Assets Gross Accumulated amortization Finite Lived Intangible Assets Accumulated Amortization Acquired intangibles, net Weighted Average Life in Years Acquired Finite Lived Intangible Assets Weighted Average Useful Life Remainder of 2017 Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year 2018 Finite Lived Intangible Assets Amortization Expense Year Two 2019 Finite Lived Intangible Assets Amortization Expense Year Three 2020 Finite Lived Intangible Assets Amortization Expense Year Four 2021 Finite Lived Intangible Assets Amortization Expense Year Five 2022 Finite Lived Intangible Assets Amortization Expense Year Six Thereafter Finite Lived Intangible Assets Amortization Expense After Year Six Customer obligation. Accrued liabilities for inventory purchase. Customer obligations Customer Obligation Inventory obligations Accrued Liabilities For Inventory Purchase Warranty Product Warranty Accrual Classified Current Other Other Sundry Liabilities Current Other accrued liabilities Commitments contingencies and litigation. Commitments contingencies and litigation. Commitments Contingencies And Litigation [Table] Commitments Contingencies And Litigation [Table] Business Acquisition Business Acquisition [Axis] Business Acquisition, Acquiree Business Acquisition Acquiree [Domain] IIX Inc. IIX Inc [Member] I I X Inc [Member] Commitments Contingencies And Litigation [Line Items] Commitments Contingencies And Litigation [Line Items] Contingent consideration liabilities recorded for business combinations Business Combination Contingent Consideration Liability Current Indemnification Holdback Liability Non-current Litigation Reserve Noncurrent Line Of Credit Facility Increase Additional Borrowing Debt Instrument [Table] Debt Instrument [Table] Debt Instrument Debt Instrument [Axis] Debt Instrument, Name Debt Instrument Name [Domain] Credit Agreement Member. Credit Agreement [Member] Credit Agreement [Member] Credit agreement and related amendments. Credit Agreement and Related Amendments [Member] Credit Agreement And Related Amendments [Member] Credit Facility Credit Facility [Axis] Credit Facility Credit Facility [Domain] Revolving Credit Facility [Member] Revolving Credit Facility [Member] Subsequent Event Type Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event [Member] Subsequent Event [Member] Short-term Debt, Type Short Term Debt Type [Axis] Short-term Debt, Type Short Term Debt Type [Domain] Bridge Loan [Member] Bridge Loan [Member] Letter of Credit [Member] Letter Of Credit [Member] Term loan facility. Term Loan Facility [Member] Term Loan Facility [Member] Revolving Credit And Term Loan Facility Member. Revolving Credit and Term Loan Facility [Member] Revolving Credit And Term Loan Facility [Member] Variable Rate Variable Rate [Axis] Variable Rate Variable Rate [Domain] Federal Funds Effective Swap Rate [Member] Federal Funds Effective Swap Rate [Member] London Interbank Offered Rate (LIBOR) [Member] London Interbank Offered Rate L I B O R [Member] Base Rate [Member] Base Rate [Member] Range Range [Axis] Range Range [Member] Minimum [Member] Minimum [Member] Maximum [Member] Maximum [Member] Debt Instrument, Redemption, Period Debt Instrument Redemption Period [Axis] Debt Instrument, Redemption, Period Debt Instrument Redemption Period [Domain] First Four Quarters [Member] Debt Instrument Redemption Period One [Member] Next Fourteen Quarters [Member] Debt Instrument Redemption Period Two [Member] Scenario Statement Scenario [Axis] Scenario, Unspecified Scenario Unspecified [Domain] Last three years of agreement. Last Three Years of Agreement [Member] Last Three Years Of Agreement [Member] For the first four fiscal quarters ending after any acquisition. For The First Four Fiscal Quarters Ending After Any Acquisition [Member] For First Four Fiscal Quarters Ending After Any Acquisition [Member] Thereafter. Thereafter [Member] Thereafter [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Additional borrowing capacity Line Of Credit Facility Increase Additional Borrowing Line of credit facility amount Line Of Credit Facility Maximum Borrowing Capacity Amount borrowed under revolving credit facility Line Of Credit Debt instrument amortization period. Debt issuance cost Debt amortization period Debt Instrument Amortization Period Percentage of voting capital stock of certain foreign subsidiaries collateralized. Percentage of voting capital stock Percentage Of Voting Capital Stock Of Certain Foreign Subsidiaries Collateralized Description of Base Rate Debt Instrument Description Of Variable Rate Basis Basis spread on variable rate Debt Instrument Basis Spread On Variable Rate1 Interest rates on borrowings Debt Instrument Interest Rate Stated Percentage Amount of the final principal payment made at the maturity of the credit facility. Description of periodic payments Line Of Credit Facility Frequency Of Payments Quarterly payment beginning period Line Of Credit Facility Date Of First Required Payment1 Quarterly principal payment Line Of Credit Facility Periodic Payment Principal Final principal payment Line Of Credit Facility Final Principal Payment Maturity period Line Of Credit Facility Expiration Date1 Commitment fee percentage of unused portion Line Of Credit Facility Unused Capacity Commitment Fee Percentage Maximum permitted leverage ratio. Minimum acquisition consideration under credit agreement. Maximum accounts receivable financings. Covenant description Debt Instrument Covenant Description Maximum leverage ratio permitted Maximum Permitted Leverage Ratio Minimum acquisition consideration under credit agreement Minimum Acquisition Consideration Under Credit Agreement Maximum accounts receivable financings per quarter Maximum Accounts Receivable Financings 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 Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] Cost of Revenue [Member] Cost Of Sales [Member] Research and Development [Member] Research And Development Expense [Member] Selling, General, and Administrative [Member] Selling General And Administrative Expenses [Member] Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] Total Allocated Share Based Compensation Expense Income tax benefit on share-based compensation Employee Service Share Based Compensation Tax Benefit From Compensation Expense Stock Option Awards Outstanding, Balance as of June 30, 2016 Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Stock Option Awards Outstanding, Granted Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Stock Option Awards Outstanding, Exercised Stock Issued During Period Shares Stock Options Exercised Stock Option Awards Outstanding, Forfeited Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Stock Option Awards Outstanding, Balance as of March 31, 2017 Stock Option Awards Outstanding, Exercisable at March 31, 2017 Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number Weighted Average Exercise Price, Balance as of June 30, 2016 Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Weighted Average Exercise Price, Granted Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price Weighted Average Exercise Price, Exercised Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price Weighted Average Exercise Price, Forfeited Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price Weighted Average Exercise Price, Balance as of March 31, 2017 Weighted Average Exercise Price, Exercisable at March 31, 2017 Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price Aggregate Intrinsic Value, Balance as of March 31, 2017 Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value Aggregate Intrinsic Value, Exercisable at March 31, 2017 Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 Share based compensation arrangement by share based payment award intrinsic value closing price. Stock option outstanding [Member] Employee Stock Option [Member] Closing price of common stock used to calculate Aggregate intrinsic value of stock option outstanding Share Based Compensation Arrangement By Share Based Payment Award Intrinsic Value Closing Price Share based compensation arrangement by share based payment award equity instruments other than options adjustments for performance results attained. Market stock units. Market stock units outstanding [Member] Market Stock Units [Member] Stock Unit Awards Outstanding, Balance as of June 30, 2016 Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Stock Unit Awards, Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Stock Unit Awards, Performance adjustment Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Adjustments For Performance Results Attained Stock Unit Awards, Delivered Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Stock Unit Awards, Forfeited Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Stock Unit Awards Outstanding, Balance as of March 31, 2017 Aggregate Intrinsic Value, Balance as of March 31, 2017 Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Outstanding Shares withheld to meet statutory minimum tax withholding requirements Shares Paid For Tax Withholding For Share Based Compensation Shares valued withheld to meet statutory minimum tax withholding requirements Adjustments Related To Tax Withholding For Share Based Compensation Potential payout adjustment ratio. Percentage of potential payout. Vesting Vesting [Axis] Vesting Vesting [Domain] Share-based Compensation Award, First Tranche [Member] Share Based Compensation Award Tranche One [Member] Share-based Compensation Award, Second Tranche [Member] Share Based Compensation Award Tranche Two [Member] Share-based Compensation Award, Third Tranche [Member] Share Based Compensation Award Tranche Three [Member] Vesting period of the underlying awards Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 Vesting percentage of the underlying awards Sharebased Compensation Arrangement By Sharebased Payment Award Award Vesting Rights Percentage Potential payout range Percentage Of Potential Payout Potential payout adjustment ratio Potential Payout Adjustment Ratio Unrecognized share-based compensation cost Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options Unrecognized share-based compensation, period for recognition Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Plan Name Plan Name [Axis] Plan Name Plan Name [Domain] An employee stock purchase plan which allows employees to designate a portion of their base compensation, subject to legal restrictions and limitations, to purchase shares of common stock at 85% of the lesser of the FMV at the beginning of the offering period or the exercise date. The offering period extends for up to two years and includes four exercise dates occurring at six-month intervals. If the FMV at an exercise date is less than the FMV at the beginning of the offering period, the current offering period will terminate and a new two-year offering period will commence. Employee Stock Purchase Plan [Member] Employee Stock Purchase Plan [Member] Shares purchased Share Based Compensation Arrangement By Share Based Payment Award Shares Purchased For Award Weighted average purchase price Share Based Compensation Arrangement By Share Based Payment Award Per Share Weighted Average Price Of Shares Purchased Cash received Proceeds From Stock Plans Aggregate intrinsic value Income tax disclosure. Income tax disclosure. Income Tax Disclosure [Table] Income Tax Disclosure [Table] Income Tax Disclosure [Line Items] Income Tax Disclosure [Line Items] Decrease in unrecognized tax benefit income tax penalties and interest accrued. Gross unrecognized tax benefits Unrecognized Tax Benefits Gross unrecognized tax benefits increased during the year Unrecognized Tax Benefits Period Increase Decrease Interest and penalties accrued related to unrecognized tax benefits Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued Decrease in interest and penalties accrued related to unrecognized tax benefits Decrease In Unrecognized Tax Benefit Income Tax Penalties And Interest Accrued Estimated increase in unrecognized tax benefit in next twelve months Increase In Unrecognized Tax Benefits Is Reasonably Possible Number of product categories. Number of operating segments Number Of Operating Segments Number of product Number Of Product Categories Schedule Of Revenues From External Customers And Long Lived Assets [Table] Schedule Of Revenues From External Customers And Long Lived Assets [Table] Geographical Statement Geographical [Axis] Geographical Segment Geographical [Domain] China [Member] CHINA Japan [Member] JAPAN United States [Member] UNITED STATES South Korea [Member] KOREA, REPUBLIC OF Taiwan [Member] TAIWAN, PROVINCE OF CHINA Other foreign country. Other [Member] Other Foreign Country [Member] Revenues from External Customers and Long-Lived Assets [Line Items] Revenues From External Customers And Long Lived Assets [Line Items] Schedule Of Entity Wide Information Revenue From External Customers By Products And Services [Table] Schedule Of Entity Wide Information Revenue From External Customers By Products And Services [Table] Products and Services Product Or Service [Axis] Products and Services Products And Services [Domain] Mobile product applications. Mobile Product Applications [Member] Mobile Product Applications [Member] Pc product applications. PC Product Applications [Member] Pc Product Applications [Member] Revenue from External Customer [Line Items] Entity Wide Information Revenue From External Customer [Line Items] Concentration Risk [Table] Concentration Risk [Table] Customer Major Customers [Axis] Customer Name Of Major Customer [Domain] Customer A. Customer A [Member] Customer A [Member] Customer B. Customer B [Member] Customer B [Member] Customer C. Customer C [Member] Customer C [Member] Customer D. Customer D [Member] Customer D [Member] Concentration Risk Type Concentration Risk By Type [Axis] Concentration Risk Type Concentration Risk Type [Domain] Customer Concentration Risk [Member] Customer Concentration Risk [Member] Revenue, Major Customer [Line Items] Concentration Risk [Line Items] Concentration Risk, Percentage Concentration Risk Percentage1 Customer E. Customer E [Member] Customer E [Member] Customer F. Customer F [Member] Customer F [Member] Credit Concentration Risk [Member] Credit Concentration Risk [Member] Schedule Of Restructuring And Related Costs [Table] Schedule Of Restructuring And Related Costs [Table] Restructuring Type Restructuring Cost And Reserve [Axis] Type of Restructuring Type Of Restructuring [Domain] Employee severance and benefits. Employee Severance and Benefits [Member] Employee Severance And Benefits [Member] Facility consolidation and related charges. Facility Consolidation and Related Charges [Member] Facility Consolidation And Related Charges [Member] Restructuring Cost And Reserve [Line Items] Restructuring Cost And Reserve [Line Items] Total restructuring charges Restructuring Costs Beginning Balance Restructuring Reserve Additional accruals Restructuring Reserve Accrual Adjustment1 Cash payments Payments For Restructuring Non-cash settlements Restructuring Reserve Settled Without Cash2 Ending Balance Restructuring and related cost, cost incurred to date Restructuring And Related Cost Cost Incurred To Date1