Business Combinations [Abstract]
Business Combination Disclosure [Text Block]
Business Combination Disclosure [Text Block]
Fair Value Disclosures [Abstract]
Fair Value of Financial Instruments
Fair Value Disclosures [Text Block]
Goodwill and Intangible Assets Disclosure [Abstract]
Schedule of Goodwill [Table]
Schedule of Goodwill [Table]
Consolidation Items [Axis]
Consolidation Items [Axis]
Consolidation Items [Domain]
Consolidation Items [Domain]
Segments [Axis]
Segments [Axis]
Segment [Domain]
Segments [Domain]
Power and RF Products
Power and RF Products [Member]
Power And RF Products [Member]
LED Products
LED Products [Member]
LED Products [Member]
Lighting Products
Product Lighting [Member]
Product Lighting [Member]
Income Statement Location [Axis]
Income Statement Location [Axis]
Income Statement Location [Domain]
Income Statement Location [Domain]
Range [Axis]
Range [Axis]
Range [Domain]
Range [Domain]
Goodwill [Line Items]
Goodwill [Line Items]
Goodwill
Goodwill
Goodwill, Acquired During Period
Goodwill, Acquired During Period
Goodwill, Impairment Loss
Goodwill, Impairment Loss
Earnings Per Share [Abstract]
Earnings Per Share, Diluted [Abstract]
Net loss
Net Income (Loss) Attributable to Parent
Net Loss, Including Portion Attributable to Noncontrolling Interest
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Weighted average common shares - basic
Weighted Average Number of Shares Outstanding, Basic
Dilutive effect of stock options, nonvested shares and Employee Stock Purchase Plan purchase rights
Weighted Average Number Diluted Shares Outstanding Adjustment
Weighted average common shares - diluted
Weighted Average Number of Shares Outstanding, Diluted
Diluted loss per share
Earnings Per Share, Diluted
Segment Reporting [Abstract]
Reportable Segments
Segment Reporting Disclosure [Text Block]
Revenue Recognition [Abstract]
Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]
Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]
Disaggregation of Revenue [Table Text Block]
Disaggregation of Revenue [Table Text Block]
New Accounting Pronouncements and Changes in Accounting Principles [Text Block]
New Accounting Pronouncements and Changes in Accounting Principles [Text Block]
Financial Statement Details [Abstract]
Financial Statement Details [Abstract]
Financial Statement Details
Additional Financial Information Disclosure [Text Block]
Statement of Comprehensive Income [Abstract]
Currency translation gain
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax
Net unrealized loss on available-for-sale securities, net of tax benefit of $0 and $0, respectively
Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, after Tax
Other comprehensive income:
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
Net loss attributable to non-controlling interest
Net Income (Loss) Attributable to Noncontrolling Interest
Comprehensive loss attributable to controlling interest
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Pro Forma Financials [Abstract]
Pro Forma Financials [Abstract]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustments [Table]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustments [Table]
Nonrecurring Adjustment [Axis]
Nonrecurring Adjustment [Axis]
Nonrecurring Adjustment [Domain]
Nonrecurring Adjustment [Domain]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Acquisition, Pro Forma Revenue
Business Acquisition, Pro Forma Revenue
Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Net of Tax
Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Net of Tax
Business Acquisition, Pro Forma Net Income (Loss)
Business Acquisition, Pro Forma Net Income (Loss)
Business Acquisition, Pro Forma Earnings Per Share, Basic
Business Acquisition, Pro Forma Earnings Per Share, Basic
Business Acquisition, Pro Forma Earnings Per Share, Diluted
Business Acquisition, Pro Forma Earnings Per Share, Diluted
Summary of the Components of Accounts Receivable, Net
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Summary of the Components of Inventories
Schedule of Inventory, Current [Table Text Block]
Summary of the Components of Other Current Liabilities
Schedule of Accrued Liabilities [Table Text Block]
Summary of the Components of Accumulated Other Comprehensive Income, Net of Taxes
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Summary of the Components of Non-operating Income, Net
Schedule of Other Nonoperating Income (Expense) [Table Text Block]
Summary of the Amounts Reclassified Out of Accumulated Other Comprehensive Income
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
Commitments and Contingencies Disclosure [Abstract]
Summary of changes in product warranty liabilities
Schedule of Product Warranty Liability [Table Text Block]
Schedule of Intangible Assets by Major Class [Table]
Schedule of Intangible Assets by Major Class [Table]
Schedule of Intangible Assets 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]
Customer relationships
Customer Relationships [Member]
Developed technology
Developed Technology Rights [Member]
Non-compete agreements
Noncompete Agreements [Member]
Trade names, finite-lived
Trade Names [Member]
Patent and licensing rights
Patent and License Rights [Member]
Patent And License Rights [Member]
Intangible Assets [Line Items]
Intangible Assets [Line Items]
Intangible Assets [Line Items]
Finite-lived intangible assets, gross
Finite-Lived Intangible Assets, Gross
Finite-lived intangible assets, accumulated amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Finite-lived intangible assets, net
Finite-Lived Intangible Assets, Net
Trade names, indefinite-lived
Indefinite-Lived Trade Names
Intangible Assets, Gross (Excluding Goodwill)
Intangible Assets, Gross (Excluding Goodwill)
Intangible assets, net
Intangible Assets, Net (Excluding Goodwill)
Statement of Shareholders' Equity [Abstract]
Statement of Shareholders' Equity [Abstract]
Statement [Table]
Statement [Table]
Equity Components [Axis]
Equity Components [Axis]
Equity Component [Domain]
Equity Component [Domain]
Common Stock [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Retained Earnings [Member]
AOCI Attributable to Parent [Member]
AOCI Attributable to Parent [Member]
Noncontrolling Interest [Member]
Noncontrolling Interest [Member]
Class of Stock [Axis]
Class of Stock [Axis]
Class of Stock [Domain]
Class of Stock [Domain]
Adjustments for New Accounting Pronouncements [Axis]
Adjustments for New Accounting Pronouncements [Axis]
Type of Adoption [Domain]
Type of Adoption [Domain]
Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
Statement of Shareholders' Equity
Statement [Line Items]
Common stock, shares outstanding
Common Stock, Shares, Outstanding
Stockholders' Equity Attributable to Parent
Stockholders' Equity Attributable to Parent
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Net Income (Loss) Attributable to Parent
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest
Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net
Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Stock Issued During Period, Value, New Issues
Stock Issued During Period, Value, New Issues
Adoption of ASC 606 Retained Earnings Effect
Retained Earnings (Accumulated Deficit)
Proceeds from issuing shares to non-controlling interest
Proceeds from Noncontrolling Interests
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt
Share-based Compensation [Abstract]
Stock-Based Compensation
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
Inventory, Net [Abstract]
Inventory, Net [Abstract]
Raw material
Inventory, Raw Materials, Net of Reserves
Work-in-progress
Inventory, Work in Process, Net of Reserves
Finished goods
Inventory, Finished Goods, Net of Reserves
Inventories
Inventory, Net
Summary of Outstanding Option Awards
Share-based Compensation, Stock Options, Activity [Table Text Block]
Summary of Nonvested Shares of Restricted Stock Awards and Restricted Stock Unit Awards Outstanding
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]
Summary of Total Stock-Based Compensation Expense
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
Revenues, Gross Profit, Gross Margin, and Inventories by Segment
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Long-term Debt, Unclassified [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]
Debt Instrument [Axis]
Debt Instrument [Axis]
Debt Instrument, Name [Domain]
Debt Instrument, Name [Domain]
Variable Rate [Axis]
Variable Rate [Axis]
Variable Rate [Domain]
Variable Rate [Domain]
Debt Instrument, Redemption, Period [Axis]
Debt Instrument, Redemption, Period [Axis]
Debt Instrument, Redemption, Period [Domain]
Debt Instrument, Redemption, Period [Domain]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Interest Expense, Debt, Excluding Amortization
Interest Expense, Debt, Excluding Amortization
Debt Instrument, Unamortized Discount
Debt Instrument, Unamortized Discount
Proceeds from Convertible Debt
Proceeds from Convertible Debt
Unamortized Discounts on Acceptances Resold
Unamortized Discounts on Acceptances Resold
Convertible Debt
Convertible Debt
Debt Issuance Costs, Gross
Debt Issuance Costs, Gross
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net
Amortization of Debt Issuance Costs and Discounts
Amortization of Debt Issuance Costs and Discounts
Interest Expense, Debt
Interest Expense, Debt
Debt Instrument, Interest Rate, Effective Percentage
Debt Instrument, Interest Rate, Effective Percentage
Line of Credit Facility, Maximum Borrowing Capacity
Line of Credit Facility, Maximum Borrowing Capacity
Line of Credit, Maturity Date
Debt Instrument, Maturity Date
Long-term debt
Long-term Line of Credit, Noncurrent
Line of Credit Facility, Remaining Borrowing Capacity
Line of Credit Facility, Remaining Borrowing Capacity
Long-term Debt, Average Interest Rate
Debt Instrument, Interest Rate During Period
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage
Debt Instrument, Convertible, Conversion Ratio
Debt Instrument, Convertible, Conversion Ratio
Investments, Debt and Equity Securities [Abstract]
Schedule of Available-for-sale Securities [Table]
Schedule of Available-for-sale Securities [Table]
Investment Geographic Region [Axis]
Investment Geographic Region [Axis]
Investment Geographic Region [Domain]
Investment Geographic Region [Domain]
Non-US [Member]
Non-US [Member]
UNITED STATES
UNITED STATES
Financial Instrument [Axis]
Financial Instrument [Axis]
Financial Instruments [Domain]
Financial Instruments [Domain]
Variable Rate Demand Obligation [Member]
Variable Rate Demand Obligation [Member]
Commercial Paper [Member]
Commercial Paper [Member]
Municipal Bonds [Member]
Municipal Bonds [Member]
Corporate Bonds [Member]
Corporate Debt Securities [Member]
US Government Agencies Debt Securities [Member]
US Government Agencies Debt Securities [Member]
US Treasury Securities [Member]
US Treasury Securities [Member]
Certificates of Deposit [Member]
Certificates of Deposit [Member]
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale [Line Items]
Within One Year
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value
After One, Within Five Years
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Fair Value
After Five, Within Ten Years
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value
After Ten Years
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after 10 Years, Fair Value
Total short-term investments
Debt Securities, Available-for-sale, Current
Stockholders' Equity Note [Abstract]
Schedule of Stock by Class [Table]
Schedule of Stock by Class [Table]
Class of Stock [Line Items]
Class of Stock [Line Items]
Stock Repurchase Program, Authorized Amount
Stock Repurchase Program, Authorized Amount
Repurchased share number
Stock Repurchased and Retired During Period, Shares
Repurchased share value
Stock Repurchased and Retired During Period, Value
Loss Per Share
Earnings Per Share [Text Block]
Statement of Financial Position [Abstract]
Preferred stock, par value
Preferred Stock, Par or Stated Value Per Share
Preferred stock, shares authorized
Preferred Stock, Shares Authorized
Preferred stock, shares issued
Preferred Stock, Shares Issued
Preferred stock, shares outstanding
Preferred Stock, Shares Outstanding
Common stock, par value
Common Stock, Par or Stated Value Per Share
Common stock, shares authorized
Common Stock, Shares Authorized
Common stock, shares issued
Common Stock, Shares, Issued
Schedule of Accounts, Notes, Loans and Financing Receivable [Table]
Schedule of Accounts, Notes, Loans and Financing Receivable [Table]
Billing Status, Type [Axis]
Billing Status, Type [Axis]
Receivables Billing Status [Domain]
Receivables Billing Status [Domain]
Billed trade receivables
Billed Revenues [Member]
Unbilled contract receivables
Unbilled Revenues [Member]
SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis]
SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis]
SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain]
SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain]
Allowance for sales returns, discounts and other incentives
Sales Returns and Allowances [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Net, Current [Abstract]
Accounts receivable, gross
Accounts Receivable, Gross, Current
Allowance for sales returns, discounts and other incentives
SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount
Allowance for bad debts
Allowance for Doubtful Accounts Receivable, Current
Accounts receivable, net
Accounts Receivable, Net, Current
Schedule of Goodwill [Table Text Block]
Schedule of Goodwill [Table Text Block]
Components of intangible assets, net
Schedule of Intangible Assets by Major Class [Table Text Block]
Schedule of Intangible Assets by Major Class [Table Text Block]
Schedule of future amortization expense of finite-lived intangible assets
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Basis of Presentation
Basis of Accounting, Policy [Policy Text Block]
Comparability of Prior Period Financial Data
Comparability of Prior Year Financial Data, Policy [Policy Text Block]
New Accounting Standards
New Accounting Pronouncements, Policy [Policy Text Block]
Stock-Based Compensation Valuation and Expense
Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]
Financial Results by Reportable Segment
Segment Reporting, Policy [Policy Text Block]
ASSETS
Assets [Abstract]
Current assets:
Assets, Current [Abstract]
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value
Short-term investments
Total cash, cash equivalents and short-term investments
Cash, Cash Equivalents, and Short-term Investments
Accounts receivable, net
Income tax receivable
Income Taxes Receivable, Current
Inventories
Prepaid expenses
Prepaid Expense, Current
Other current assets
Other Assets, Current
Current assets held for sale
Assets Held-for-sale, Not Part of Disposal Group, Current
Total current assets
Assets, Current
Property and equipment, net
Property, Plant and Equipment, Net
Intangible assets, net
Other long-term investments
Long-term Investments
Deferred income taxes
Deferred Tax Assets, Net, Noncurrent
Other assets
Other Assets, Noncurrent
Total assets
Assets
LIABILITIES AND SHAREHOLDERS' EQUITY
Liabilities and Equity [Abstract]
Current liabilities:
Liabilities, Current [Abstract]
Accounts payable, trade
Accounts Payable, Trade, Current
Accrued salaries and wages
Employee-related Liabilities, Current
Income taxes payable
Accrued Income Taxes, Current
Contract with Customer, Liability, Current
Contract with Customer, Liability, Current
Other Liabilities, Current
Other Liabilities, Current
Total current liabilities
Liabilities, Current
Long-term liabilities:
Liabilities, Noncurrent [Abstract]
Convertible Notes Payable, Noncurrent
Convertible Notes Payable, Noncurrent
Deferred income taxes
Deferred Tax Liabilities, Net, Noncurrent
Other long-term liabilities
Other Liabilities, Noncurrent
Total long-term liabilities
Liabilities, Noncurrent
Commitments and contingencies (Note 12)
Commitments and Contingencies
Shareholders' equity:
Stockholders' Equity Attributable to Parent [Abstract]
Preferred stock, par value $0.01; 3,000 shares authorized at September 23, 2018 and June 24, 2018; none issued and outstanding
Preferred Stock, Value, Issued
Common stock, par value $0.00125; 200,000 shares authorized at September 23, 2018 and June 24, 2018; 102,520 issued and outstanding at September 23, 2018 and 101,488 shares issued and outstanding at June 24, 2018
Common Stock, Value, Issued
Additional paid-in-capital
Additional Paid in Capital, Common Stock
Accumulated other comprehensive income, net of taxes
Accumulated Other Comprehensive Income (Loss), Net of Tax
Accumulated deficit
Total shareholders’ equity
Stockholders' Equity Attributable to Noncontrolling Interest
Stockholders' Equity Attributable to Noncontrolling Interest
Total liabilities and equity
Liabilities and Equity
Income Tax Disclosure [Abstract]
Income Taxes
Income Tax Disclosure [Text Block]
Basic Loss Per Share Computation
Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table Text Block]
Diluted Loss Per Share Computation
Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table Text Block]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Award Type [Axis]
Award Type [Axis]
Award Type [Domain]
Equity Award [Domain]
Restricted Stock Awards And Restricted Stock Units [Member]
Restricted Stock Awards And Restricted Stock Units [Member]
Restricted Stock Awards And Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Nonvested, Number of RSAs/RSUs at beginning of period
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Granted, Number of RSAs/RSUs
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Vested, number of RSAs/RSUs
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Forfeited, number of RSAs/RSUs
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Nonvested, Number of RSAs/RSUs at end of period
Nonvested, weighted-average grant-date fair value at beginning of period
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Granted, weighted-average grant-date fair value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Vested, weighted-average grant-date fair value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Forfeited, weighted-average grant-date fair value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Nonvested, weighted-average grant-date fair value at end of period
Income Statement [Abstract]
Revenue from Contract with Customer, Including Assessed Tax
Revenue from Contract with Customer, Including Assessed Tax
Cost of Goods and Services Sold
Cost of Goods and Services Sold
Gross profit
Gross Profit
Operating expenses:
Operating Expenses [Abstract]
Research and development
Research and Development Expense
Sales, general and administrative
Selling, General and Administrative Expense
Amortization or impairment of acquisition-related intangibles
Amortization or impairment of acquisition-related intangibles
Amortization or impairment of acquisition-related intangibles
Loss on disposal or impairment of long-lived assets
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property
Goodwill impairment charges
Loss on Contract Termination
Gain (Loss) on Contract Termination
Total operating expenses
Operating Expenses
Operating income (loss)
Operating Income (Loss)
Non-operating expense, net
Nonoperating Income (Expense)
Loss before income taxes
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest
Income tax expense
Income Tax Expense (Benefit)
Loss per share:
Basic loss per share
Earnings Per Share, Basic
Weighted average shares used in per share calculation:
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Basic
Diluted
Fair Value, Assets Measured on Recurring Basis [Table]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Fair Value, Assets Measured on Recurring Basis, Disclosure Items [Axis]
Fair Value Hierarchy and NAV [Axis]
Fair Value, Assets Measured on Recurring Basis, Disclosure Items [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]
Non-US
Cash and Cash Equivalents [Axis]
Cash and Cash Equivalents
Cash and Cash Equivalents [Domain]
Corporate Bond Securities [Member]
Corporate Bond Securities [Member]
Municipal Bonds
Certificates of Deposit
Money Market Funds
Money Market Funds [Member]
Corporate Bonds
US Government Agencies Debt Securities
Common stock of non-U.S. corporations
Commercial Paper
Measurement Frequency [Axis]
Fair Value, Measurement Frequency [Domain]
Fair value of assets and liabilities measured on a recurring basis
Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value transfers level 1 to level 2
Fair Value, Assets, Level 1 to Level 2 Transfers, Amount
Assets, Fair Value Disclosure [Abstract]
Cash equivalents
Cash and Cash Equivalents, Fair Value Disclosure
Short-term investments
Available-for-sale Securities
Total assets
Assets, Fair Value Disclosure
Intangible Assets
Goodwill and Intangible Assets Disclosure [Text Block]
New Accounting Pronouncements or Change in Accounting Principle [Table]
New Accounting Pronouncements or Change in Accounting Principle [Table]
Adjustments for Change in Accounting Principle [Axis]
Adjustments for Change in Accounting Principle [Axis]
Adjustments for Change in Accounting Principle [Domain]
Adjustments for Change in Accounting Principle [Domain]
Restatement [Axis]
Restatement [Axis]
Restatement [Domain]
Restatement [Domain]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Shareholders' Equity
Stockholders' Equity Note Disclosure [Text Block]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Segment Reporting Information, by Segment [Table]
Business Segments [Axis]
Segment [Domain]
Lighting Products
Total segment gross profit
Operating Segments [Member]
Unallocated Costs
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Gross profit
Business Combination, Acquisition Related Costs
Business Combination, Acquisition Related Costs
Gross margin
Gross Profit, Percent
Gross profit (aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity), as percent of revenue.
Basis of Presentation and New Accounting Standards
Business Description and Basis of Presentation [Text Block]
Amortization of Intangible Assets
Amortization of Intangible Assets
Statement of Cash Flows [Abstract]
Cash flows from operating activities:
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions [Abstract]
Cash flows from operating activities:
Net Cash Provided by (Used in) Operating Activities [Abstract]
Adjustments to reconcile net income to net cash provided by operating activities:
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Depreciation and amortization
Depreciation, Depletion and Amortization
Amortization of Debt Issuance Costs
Amortization of Debt Issuance Costs
Stock-based compensation
Share-based Compensation
Excess tax benefit from stock-based payment arrangements
Excess Tax Benefit from Share-based Compensation, Operating Activities
Loss on disposal or impairment of long-lived assets
Gain (Loss) on Disposition of Property Plant Equipment
Amortization of premium/discount on investments
Investment Income, Net, Amortization of Discount and Premium
Loss on equity investment
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions
Foreign exchange loss (gain) on equity investment
Foreign Currency Transaction Gain (Loss), Unrealized
Deferred income taxes
Deferred Income Taxes and Tax Credits
Changes in operating assets and liabilities:
Increase (Decrease) in Operating Capital [Abstract]
Accounts receivable, net
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, trade
Increase (Decrease) in Accounts Payable, Trade
Accrued salaries and wages and other liabilities
Increase (Decrease) in Other Accrued 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 [Abstract]
Purchases of property and equipment
Payments to Acquire Property, Plant, and Equipment
Purchases of patent and licensing rights
Payments to Acquire Intangible Assets
Proceeds from sale of property and equipment
Proceeds from Sale of Property, Plant, and Equipment
Purchases of short-term investments
Payments to Acquire Debt Securities, Available-for-sale
Proceeds from maturities of short-term investments
Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale
Proceeds from sale of short-term investments
Proceeds from Sale of Debt Securities, Available-for-sale
Purchase of acquired business, net of cash acquired
Payments to Acquire Businesses, Net of Cash Acquired
Purchase of other long-term investments
Payments to Acquire Equity Method Investments
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]
Payment of acquisition-related contingent consideration
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability
Proceeds from long-term debt borrowings
Proceeds from Long-term Lines of Credit
Payments on long-term debt borrowings
Repayments of Long-term Lines of Credit
Payment of Financing and Stock Issuance Costs
Payment of Financing and Stock Issuance Costs
Net proceeds from issuance of common stock
Proceeds from Stock Options Exercised
Excess tax benefit from stock-based payment arrangements
Excess Tax Benefit from Share-based Compensation, Financing Activities
Repurchases of common stock
Payments for Repurchase of Common Stock
Net cash provided by (used in) financing activities
Net Cash Provided by (Used in) Financing Activities
Effects of foreign exchange changes on cash and cash equivalents
Effect of Exchange Rate on Cash and Cash Equivalents
Net increase in cash and cash equivalents
Cash and Cash Equivalents, Period Increase (Decrease)
Cash and cash equivalents:
Cash and Cash Equivalents, Period Increase (Decrease) [Abstract]
Beginning of period
End of period
Accrued property and equipment
Construction in Progress Expenditures Incurred but Not yet Paid
Summary of Short-term Investments by Type
Available-for-sale Securities [Table Text Block]
Summary of Gross Unrealized Losses and Estimated Fair Value of Short-term Investments, Aggregated by Investment Type and Length of Time
Schedule of Unrealized Loss on Investments [Table Text Block]
Contractual Maturities of Short-term Investments by Type
Investments Classified by Contractual Maturity Date [Table Text Block]
Accrued Liabilities, Current [Abstract]
Accrued Liabilities, Current [Abstract]
Accrued taxes
Taxes Payable, Current
Accrued professional fees
Accrued Professional Fees, Current
Accrued warranty
Product Warranty Accrual, Current
Accrued other
Other Accrued Liabilities, Current
Other current liabilities
Investments
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]
Product Liability Contingency [Table]
Product Liability Contingency [Table]
Minimum
Minimum [Member]
Maximum
Maximum [Member]
Product Liability Contingency [Line Items]
Product Liability Contingency [Line Items]
Standard and Extended Product Warranty Accrual Roll Forward
Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward]
Warranty accrual, beginning balance
Standard and Extended Product Warranty Accrual
Warranties accrued in current period
Standard and Extended Product Warranty Accrual, Increase for Warranties Issued
Expenditures
Standard Product Warranty Accrual, Decrease for Payments
Warranty accrual, ending balance
Product Warranty, Range Period
Product Warranty, Range Period
Product Warranty, Range Period
Product Warranty Liability, Long-Term
Product Warranty Accrual, Noncurrent
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table]
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs, by Report Line [Axis]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Report Line [Domain]
Cost of revenue, net [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]
Total stock-based compensation expense
Allocated Share-based Compensation Expense
Document and Entity Information [Abstract]
Document And Entity Information Abstract.
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Entity Central Index Key
Current Fiscal Year End Date
Current Fiscal Year End Date
Entity Filer Category
Entity Filer Category
Document Type
Document Type
Document Period End Date
Document Period End Date
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Amendment Flag
Amendment Flag
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Entity Well-known Seasoned Issuer
Entity Well-known Seasoned Issuer
Entity Voluntary Filers
Entity Voluntary Filers
Entity Current Reporting Status
Entity Current Reporting Status
Entity Emerging Growth Company
Entity Emerging Growth Company
Entity Small Business
Entity Small Business
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 [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive potential common shares excluded from diluted earnings per share calculation
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Commitments and Contingencies
Commitments and Contingencies Disclosure [Text Block]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Plan Name [Axis]
Plan Name [Axis]
Plan Name [Domain]
Plan Name [Domain]
Employee Stock Purchase Plan Prior to Second Quarter Fiscal 2012 Amendment [Member]
Employee Stock Purchase Plan Prior to Second Quarter Fiscal 2012 Amendment [Member]
Employee Stock Purchase Plan Prior to Second Quarter Fiscal 2012 Amendment [Member]
Employee Stock Purchase Plan After Second Quarter Fiscal 2012 Amendment [Member]
Employee Stock Purchase Plan After Second Quarter Fiscal 2012 Amendment [Member]
Employee Stock Purchase Plan After Second Quarter Fiscal 2012 Amendment [Member]
Employee Stock Purchase Plan [Member]
Employee Stock Purchase Plan [Member]
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equity-based compensation plans
Share-based Compensation, Equity-based Compensation Plan, Number
Number of equity-based compensation plans from which awards can be granted to employees and directors.
Maximum contribution of employee's compensation, percentage
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate
Employee stock plan purchase discount at purchase date
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Purchase Date
Number of opportunities to purchase common stock at discount, per year
Number of Times Employees Can Purchase Stock Per year
Number of times employees can purchase stock under Employee Stock Purchase Plan (ESPP), per year
Employee stock plan purchase discount at beginning of participation period or purchase date
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price,Beginning of Participation Period or Purchase Date
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price,Beginning of Participation Period or Purchase Date
Total segment inventories
Unallocated inventories
New Accounting Standard [Abstract]
New Accounting Standard [Abstract]
Revenues
Revenues
Long-term Debt
Debt Disclosure [Text Block]
Disaggregation of Revenue [Table]
Disaggregation of Revenue [Table]
Product and Service [Axis]
Product and Service [Axis]
Product and Service [Domain]
Product and Service [Domain]
Geographical [Axis]
Geographical [Axis]
Geographical [Domain]
Geographical [Domain]
CHINA
CHINA
Europe [Member]
Europe [Member]
Geographic Distribution, Foreign [Member]
Geographic Distribution, Foreign [Member]
Contract with Customer, Basis of Pricing [Axis]
Contract with Customer, Basis of Pricing [Axis]
Contract with Customer, Basis of Pricing [Domain]
Contract with Customer, Basis of Pricing [Domain]
Contract with Customer, Duration [Axis]
Contract with Customer, Duration [Axis]
Contract with Customer, Duration [Domain]
Contract with Customer, Duration [Domain]
Timing of Transfer of Good or Service [Axis]
Timing of Transfer of Good or Service [Axis]
Timing of Transfer of Good or Service [Domain]
Timing of Transfer of Good or Service [Domain]
Contract with Customer, Sales Channel [Axis]
Contract with Customer, Sales Channel [Axis]
Contract with Customer, Sales Channel [Domain]
Contract with Customer, Sales Channel [Domain]
Customer [Axis]
Customer [Axis]
Customer [Domain]
Customer [Domain]
Disaggregation of Revenue [Line Items]
Disaggregation of Revenue [Line Items]
Number of Reportable Segments
Number of Reportable Segments
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]
Goodwill [Member]
Goodwill [Member]
Goodwill, Impairment Loss
Fair Value, Less than 12 Months
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value
Unrealized Loss, Less than 12 Months
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss
Fair Value, Greater than 12 Months
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value
Unrealized Loss, Greater than 12 Months
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss
Number of Securities with an Unrealized Loss, Less than 12 Months
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Less than One Year
Number of Securities with an Unrealized Loss, Greater than 12 Months
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Greater than or Equal to One Year
Number of Securities with an Unrealized Loss, Total
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions
Operating Loss Carryforwards [Table]
Operating Loss Carryforwards [Table]
Income Tax Authority [Axis]
Income Tax Authority [Axis]
Income Tax Authority [Domain]
Income Tax Authority [Domain]
Domestic Tax Authority [Member]
Domestic Tax Authority [Member]
U.S.
Foreign Tax Authority [Member]
Foreign Tax Authority [Member]
State and Local Jurisdiction [Member]
State and Local Jurisdiction [Member]
LUXEMBOURG
LUXEMBOURG
Income Tax Authority, Name [Axis]
Income Tax Authority, Name [Axis]
Income Tax Authority, Name [Domain]
Income Tax Authority, Name [Domain]
Tax Period [Axis]
Tax Period [Axis]
Tax Period [Domain]
Tax Period [Domain]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards [Line Items]
U.S. statutory tax rate
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries
Foreign Earnings Repatriated
Foreign Earnings Repatriated
Deferred Tax Liabilities, Undistributed Foreign Earnings
Deferred Tax Liabilities, Undistributed Foreign Earnings
Deferred Tax Liability Not Recognized, Description of Temporary Difference, Undistributed Earnings of Foreign Subsidiaries
Deferred Tax Liability Not Recognized, Description of Temporary Difference, Undistributed Earnings of Foreign Subsidiaries
Undistributed Earnings of Foreign Subsidiaries
Undistributed Earnings of Foreign Subsidiaries
Deferred Tax Assets, Valuation Allowance, Current
Deferred Tax Assets, Valuation Allowance, Current
Unrecognized tax benefits balance
Unrecognized Tax Benefits
Other Tax Expense (Benefit)
Other Tax Expense (Benefit)
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability
Unrecognized Tax Benefits, Period Increase
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
Unrecognized Tax Benefits, Period Decrease
Unrecognized Tax Benefits, Decrease Resulting from Current Period Tax Positions
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit
Deferred Income Tax Expense (Benefit)
Deferred Income Tax Expense (Benefit)
Deferred Tax Assets, Valuation Allowance
Deferred Tax Assets, Valuation Allowance
Valuation Allowance, Deferred Tax Asset Decrease, Amount
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount
Income (Loss) from Continuing Operations before Income Taxes, Foreign
Income (Loss) from Continuing Operations before Income Taxes, Foreign
Income (Loss) from Equity Method Investments
Income (Loss) from Equity Method Investments
Open Tax Year
Open Tax Year
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
Reclassification out of Accumulated Other Comprehensive Income [Member]
Accumulated Net Unrealized Investment Gain (Loss)
Accumulated Net Investment Gain (Loss) Attributable to Parent [Member]
Reclassification Out of Accumulated Other Comprehensive Income [Line Items]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of Business Acquisitions, by Acquisition [Table]
Business Acquisition [Axis]
Business Acquisition [Axis]
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
Ownership [Axis]
Ownership [Axis]
Ownership [Domain]
Ownership [Domain]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Schedule of Business Acquisitions, by Acquisition [Table Text Block]
Schedule of Business Acquisitions, by Acquisition [Table Text Block]
Schedule of Business Acquisitions, by Acquisition [Table Text Block]
Purchase Price Allocation [Table Text Block]
[Table Text Block] for Tabular disclosure of all of the fair values of the purchase price and assets and liabilities acquired in a business combination.
Schedule of Indefinite-lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]
Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]
Business Acquisition, Pro Forma Information [Table Text Block]
Business Acquisition, Pro Forma Information [Table Text Block]
Purchase Price Allocation [Table]
Purchase Price Allocation [Table]
Tabular disclosure of all of the fair values of the purchase price and assets and liabilities acquired in a business combination.
Leases, Acquired-in-Place, Market Adjustment [Member]
Leases, Acquired-in-Place, Market Adjustment [Member]
Leases, Acquired-in-Place [Member]
Leases, Acquired-in-Place [Member]
Purchase Price Allocation [Line Items]
Purchase Price Preliminary Allocation [Line Items]
[Line Items] for Purchase Price Preliminary Allocation [Table]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life
Business Acquisition, Goodwill, Expected Tax Deductible Amount
Business Acquisition, Goodwill, Expected Tax Deductible Amount
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual
Business Acquisition, Transaction Costs
Business Acquisition, Transaction Costs
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory
Business Acquisition, Date of Acquisition Agreement
Business Acquisition, Date of Acquisition Agreement
Business Acquisition, Name of Acquired Entity
Business Acquisition, Name of Acquired Entity
Business Combination, Consideration Transferred
Business Combination, Consideration Transferred
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability
Cash consideration paid to shareholders
Payments to Acquire Businesses, Gross
Business Combination, Contingent Consideration, Liability
Business Combination, Contingent Consideration, Liability
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets
Finite-Lived Intangible Assets, Gross
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles
Finite-Lived Intangible Asset, Useful Life
Finite-Lived Intangible Asset, Useful Life
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual
Debt Disclosure [Abstract]
Convertible Debt [Table Text Block]
Convertible Debt [Table Text Block]
Amortized Cost
Available-for-sale Securities, Amortized Cost Basis
Gross Unrealized Gains
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax
Gross Unrealized Losses
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax
Estimated Fair Value
Debt Securities, Available-for-sale, Current
Other Income and Expenses [Abstract]
Other Income and Expenses [Abstract]
Foreign currency (loss) gain, net
Foreign Currency Transaction Gain (Loss), before Tax
Gain on sale of investments, net
Available-for-sale Securities, Gross Realized Gain (Loss)
Proceeds from Dividends Received
Proceeds from Dividends Received
Loss on equity investment, net
Unrealized Gain (Loss) on Investments
Interest (expense) income, net
Investment Income, Net
Other, net
Other Nonoperating Income (Expense)
Non-operating expense, net
Stock Option [Member]
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding number of shares at beginning of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Granted, number of shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross
Exercised, number of shares
Forfeited or expired, number of shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period
Outstanding number of shares at end of period
Outstanding weighted-average exercise price at beginning of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Granted, weighted-average exercise price
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Exercised, weighted-average exercise price
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Forfeited or expired, weighted-average exercise price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price
Outstanding weighted-average exercised price at end of period
Tax (expense) benefit on net unrealized gain (loss) on available-for-sale securities
Other Comprehensive Income (Loss), Securities, Available-for-sale, Tax
Financial Instruments Carried at Fair Value
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
June 30, 2019 (remainder of fiscal 2019)
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year
June 28, 2020
Finite-Lived Intangible Assets, Amortization Expense, Year Two
June 27, 2021
Finite-Lived Intangible Assets, Amortization Expense, Year Three
June 26, 2022
Finite-Lived Intangible Assets, Amortization Expense, Year Four
June 25, 2023
Finite-Lived Intangible Assets, Amortization Expense, Year Five
Thereafter
Finite-Lived Intangible Assets, Amortization Expense, after Year Five
Earnings Per Share, Basic [Abstract]
Currency translation gain
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax
Net unrealized loss on available-for-sale securities
Accumulated Other Comprehensive Income (Loss), Debt Securities, Available-for-sale, Adjustment, after Tax
Accumulated other comprehensive income, net of taxes