Income Tax Disclosure [Abstract] TCJA, provision reduction to income tax expense Tax Cuts and Jobs Act of 2017, Incomplete Accounting, Change in Tax Rate, Deferred Tax Liability, Provisional Income Tax (Expense) Benefit Tax Cuts and Jobs Act of 2017, Incomplete Accounting, Change in Tax Rate, Deferred Tax Liability, Provisional Income Tax (Expense) Benefit Income taxes paid Income Taxes Paid Unrecognized tax benefits accrued interest Unrecognized Tax Benefits, Interest on Income Taxes Accrued Accounting Policies [Abstract] Summary of Significant Accounting and Reporting Policies [Table] Summary of Significant Accounting and Reporting Policies [Table] Summary of Significant Accounting and Reporting Policies [Table] Award Type [Axis] Award Type [Axis] Award Type [Domain] Award Type [Domain] Employee Stock Option Share-based Payment Arrangement, Option [Member] Property, Plant and Equipment by Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Buildings and improvements Building and Building Improvements [Member] Machinery and equipment Machinery and Equipment [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Summary Of Significant Accounting And Reporting Policies [Line Items] Summary Of Significant Accounting And Reporting Policies [Line Items] Technology investments Equity Securities without Readily Determinable Fair Value, Amount Equity Investment losses were considered to be other than temporary Other than Temporary Impairment Losses, Investments Allowance for obsolete and slow moving inventories Allowance For Obsolete And Slow Moving Inventories Allowance For Obsolete And Slow Moving Inventories Minimum estimated useful life, in years Property, Plant and Equipment, Useful Life Depreciation expense Depreciation Advertising and promotional costs Marketing and Advertising Expense Repair and maintenance of plant and equipment Cost of Property Repairs and Maintenance Remaining lease term Lessee, Operating Lease, Remaining Lease Term Lessee, Operating Lease, Remaining Lease Term Weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Weighted average discount rate Operating Lease, Weighted Average Discount Rate, Percent Shares related to stock plans not included in diluted average common shares outstanding because their effect would be antidilutive Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Number of plans Share-based Compensation Arrangement by Share-based Payment Award, Number of Plans Share-based Compensation Arrangement by Share-based Payment Award, Number of Plans Revenue from Contract with Customer [Abstract] Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Share-based Payment Arrangement [Abstract] Shares (000) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Shares, Outstanding at Beginning of Year (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Shares, Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Shares, Exercised (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Shares, Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Shares, Outstanding at End of Year (in shares) Shares, Exercisable at End of Year (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Wtd. Avg Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Wtd. Avg. Ex. Price, Outstanding at Beginning of Year (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Wtd. Avg. Ex. Price, Granted (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Wtd. Avg. Ex. Price, Exercised (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Wtd. Avg. Ex. Price, Forfeited (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Wtd. Avg. Ex. Price, Outstanding at End of Year (in dollars per share) Wtd. Avg. Ex. Price, Exercisable at End of Year (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Option expiration period, years Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Wtd. Avg. Remaining Contract Life, Exercisable at End of Year Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Aggregate Intrinsic Value, Exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Aggregate Intrinsic Value, Outstanding at End of Year Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Aggregate Intrinsic Value, Exercisable at End of Year Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Income Statement [Abstract] NET SALES Revenue from Contract with Customer, Excluding Assessed Tax COST OF GOODS SOLD Cost of Goods and Services Sold Gross profit Gross Profit OPERATING EXPENSES: Operating Expenses [Abstract] Engineering, research and development Research and Development Expense Selling, general and administrative Selling, General and Administrative Expense Total operating expenses Operating Expenses Income from operations Operating Income (Loss) OTHER INCOME: Investment Income, Nonoperating [Abstract] Investment income Investment Income, Nonoperating Other income (expense), net Other Nonoperating Income (Expense) Total other income Nonoperating Income (Expense) Income before provision for income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest PROVISION FOR INCOME TAXES Income Tax Expense (Benefit) NET INCOME Net Income (Loss) Attributable to Parent EARNINGS PER SHARE: Earnings Per Share [Abstract] Basic (in dollars per share) Earnings Per Share, Basic Diluted (in dollars per share) Earnings Per Share, Diluted Cash Dividends Declared per Share (in dollars per share) Common Stock, Dividends, Per Share, Declared Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Employee Stock Ownership Plan (ESOP) Name [Axis] Employee Stock Ownership Plan (ESOP) Name [Axis] Employee Stock Ownership Plan (ESOP), Plan [Domain] Employee Stock Ownership Plan (ESOP), Plan [Domain] Employee Stock Purchase Plan Employee Stock Purchase Plan [Member] Employee Stock Purchase Plan [Member] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] Omnibus Incentive Plan Omnibus Incentive Plan [Member] Omnibus Incentive Plan [Member] Restricted Stock Plan Restricted Stock Plan [Member] Restricted Stock Plan [Member] Employee Stock Option Plan Employee Stock Option Plan [Member] Employee Stock Option Plan [Member] Stock Compensation Plan Share-based Payment Arrangement [Member] Performance Shares Performance Shares [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Shares approved (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Shares issued under plan (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Issued, Net Of Shares Canceled Or Expired Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Issued, Net Of Shares Canceled Or Expired Options granted net of shares from canceled/expired options (in shares) Share Based Compensation Arrangement By Share Based Payment Award Options Grants Share based compensation arrangement by share based payment award options grants. Option vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Award expiration period Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period Unrecognized compensation cost Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Weighted-average period for unrecognized compensation cost expected to be recognized Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Restricted period, maximum, in years Share-Based Compensation, Restricted Period Share-based compensation, restricted period. Shares granted with restriction period (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Gross Shares, granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Unearned stock-based compensation Deferred Compensation Equity Amortization expense Restricted Stock or Unit Expense ESPP discount rate Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Purchase Date Discount recognized as compensation expense Share Based Compensation Arrangement By Share Based Payment Award Discount Recognized As Compensation Expense Share-based compensation arrangement by share-based payment award discount recognized as compensation expense. Goodwill and Intangible Assets Disclosure [Abstract] Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Table] Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Table] Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Table] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] HomeLink® HomeLink® [Member] HomeLink® [Member] Indefinite-lived Intangible Assets by Major Class [Axis] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] HomeLink Trade Names and Trademarks Trademarks and Trade Names [Member] Exclusive Licensing Agreement Licensing Agreements [Member] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Homelink Technology Developed Technology Rights [Member] Existing Customer Platforms Customer Contracts [Member] Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] [Line Items] for Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Table] Indefinite-lived intangible assets Indefinite-lived Intangible Assets (Excluding Goodwill) 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 Intangible assets, gross Intangible Assets, Gross (Excluding Goodwill) Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Finite-lived intangible asset, useful life Finite-Lived Intangible Asset, Useful Life Consolidation Consolidation, Policy [Policy Text Block] Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Allowance For Doubtful Accounts Allowance For Doubtful Accounts [Policy Text Block] Allowance For Doubtful Accounts [Policy Text Block] Investments Investment, Policy [Policy Text Block] Fair Value of Financial Instruments Fair Value of Financial Instruments, Policy [Policy Text Block] Inventories Inventory, Policy [Policy Text Block] Plant and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Impairment or Disposal of Long-Lived Assets Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block] Patents Intangible Assets, Finite-Lived, Policy [Policy Text Block] Goodwill and Intangible Assets Goodwill and Intangible Assets, Policy [Policy Text Block] Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Advertising and Promotional Materials Advertising Cost [Policy Text Block] Repairs and Maintenance Maintenance Cost, Policy [Policy Text Block] Self-Insurance Self Insurance [Policy Text Block] Self Insurance [Policy Text Block] Product Warranty Standard Product Warranty, Policy [Policy Text Block] Income Taxes Income Tax, Policy [Policy Text Block] Leases Lessee, Leases [Policy Text Block] Earnings Per Share Earnings Per Share, Policy [Policy Text Block] Other Comprehensive Income (Loss) Comprehensive Income, Policy [Policy Text Block] Foreign Currency Translation Foreign Currency Transactions and Translations Policy [Policy Text Block] Stock-Based Compensation Plans Share-based Payment Arrangement [Policy Text Block] Estimates Use of Estimates, Policy [Policy Text Block] Recent Accounting Standards New Accounting Pronouncements, Policy [Policy Text Block] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] United States UNITED STATES Germany GERMANY Japan JAPAN Mexico MEXICO Other Countries Other Countries [Member] Other Countries [Member] Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Automotive Products Automotive Products [Member] Automotive Products [Member] Automotive Mirrors & Electronics Automotive Mirrors & Electronics [Member] Automotive Mirrors & Electronics [Member] HomeLink Modules HomeLink Modules [Member] HomeLink Modules [Member] Other Products (U.S.) Other Products [Member] Other Products [Member] Fire Protection Products Fire Protection Products [Member] Fire Protection Products [Member] Windows Products Windows Products [Member] Windows Products [Member] Dimmable Aircraft Windows Dimmable Aircraft Windows [Member] Dimmable Aircraft Windows [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Automotive Segment Automotive Segment [Member] Automotive Segment [Member] Other Other Segment [Member] Other Segment [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Revenues Payment terms Revenue from Contract with Customer, Payment Terms Revenue from Contract with Customer, Payment Terms Summary Of Significant Accounting And Reporting Policies Significant Accounting Policies [Text Block] Goodwill [Roll Forward] Goodwill [Roll Forward] Balance as of December 31, 2018 Goodwill Acquisitions Goodwill, Acquired During Period Divestitures Goodwill, Written off Related to Sale of Business Unit Impairments Goodwill, Impairment Loss Other Goodwill, Other Increase (Decrease) Balance as of December 31, 2019 Schedule of Components of Provision For Income Taxes Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Schedule of Effective Income Tax Rates Different From Statutory Federal Income Tax Rates Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Schedule of Deferred Income Tax Assets And Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Schedule of Reconciliation of Beginning and Ending Amount of Unrecognized Tax Benefits Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Wtd. Avg Grant Date Fair Value, Granted (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Cover page. Document Type Document Annual Report Document Annual Report Document Period End Date Document Transition Report Document Transition Report Entity File Number Entity File Number Entity Registrant Name Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Address, City or Town Entity Address, City or Town City Area Code City Area Code Local Phone Number Local Phone Number Title of 12(b) Security Title of 12(b) Security Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Public Float Entity Common Stock, Shares Outstanding Entity Filer Category Entity Central Index Key Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Period Focus Entity Emerging Growth Company Entity Emerging Growth Company Entity Small Business Entity Small Business Entity Shell Company Entity Shell Company Amendment Flag Statutory federal income tax rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent State income taxes, net of federal income tax benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Domestic production exclusion Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Percent Research tax credit Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent Increase in reserve for uncertain tax provisions Effective Income Tax Rate Reconciliation, Increase (Reduction) in Reserve for Uncertain Tax Provisions Effective Income Tax Rate Reconciliation, Increase (Reduction) in Reserve for Uncertain Tax Provisions Change in tax rate on deferred taxes Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent Foreign tax credit Effective Income Tax Rate Reconciliation, Tax Credit, Foreign, Percent Foreign derived intangible income deduction Effective Income Tax Rate Reconciliation, Deduction, Extraterritorial Income Exclusion, Percent Stock compensation Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Percent Other Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Commitments and Contingencies Disclosure [Abstract] Contingencies Commitments and Contingencies Disclosure [Text Block] Patents and Other Intangible Assets Patents and Other Intangible Assets [Member] Patents and Other Intangible Assets [Member] Goodwill Accumulated amortization Amortization expense Amortization of Intangible Assets Amortization expense, 2020 Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months Amortization expense, 2021 Finite-Lived Intangible Assets, Amortization Expense, Year Two Amortization expense, 2022 Finite-Lived Intangible Assets, Amortization Expense, Year Three Amortization expense, 2023 Finite-Lived Intangible Assets, Amortization Expense, Year Four Amortization expense, 2024 Finite-Lived Intangible Assets, Amortization Expense, Year Five Aggregate Unrealized Losses, Less than one year Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Aggregate Fair Value, Less than one year Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months Aggregate Unrealized Losses, Greater than one year Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Aggregate Fair Value, Greater than one year Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer Aggregate Unrealized Losses, Total Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss Aggregate Fair Value, Total Debt Securities, Available-for-sale, Unrealized Loss Position Segment Reporting [Abstract] Schedule of Revenue by Major Customers, by Reporting Segments [Table] Schedule of Revenue by Major Customers, by Reporting Segments [Table] Concentration Risk by Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Customer concentration risk Customer Concentration Risk [Member] Major Customers [Axis] Customer [Axis] Name of Major Customer [Domain] Customer [Domain] Toyota Motor Company Toyota Motor Company [Member] Toyota Motor Company [Member] Volkswagen Group Volkswagen Group [Member] Volkswagen Group [Member] General Motors General Motors Company [Member] General Motors Company [Member] Daimler Group Daimler Group [Member] Daimler Group [Member] Ford Motor Company Ford Motor Company [Member] Ford Motor Company [Member] Revenue, Major Customer [Line Items] Percentage net sales invoiced and paid in foreign currencies Percentage Net Sales Invoiced And Paid In Foreign Currencies Percentage net sales invoiced and paid in foreign currencies. Number of customers which individually accounted for 10% or more of net sales Number Of Customers Which Individually Accounted For 10 Percent Or More Of Net Sales Number of customers which individually accounted for 10% or more of net sales. Percentage of revenue individually accounted by customers (less than 10% for General Motor Company in 2018 and 2017, Daimler Group in 2019, and Ford in 2019 and 2017) Concentration Risk, Percentage Quarterly Financial Information Disclosure [Abstract] Quarterly Financial Information (Unaudited) Quarterly Financial Information [Text Block] Restricted Stock Restricted Stock [Member] Vesting [Axis] Vesting [Axis] Vesting [Domain] Vesting [Domain] 1 Year 1 Year [Member] 1 Year [Member] 3 Years Three Years [Member] Three Years [Member] 4 Years Four Year [Member] Four Year [Member] 5 Years Five Years [Member] Five Years [Member] Shares granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted Market Price at Vesting Date (in shares) Basic Earnings Per Share Numerators [Abstract] Numerators [Abstract] Net income Less: Allocated to participating securities Participating Securities, Distributed and Undistributed Earnings (Loss), Basic Net Income available to common shareholders Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic Basic weighted average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Net Income per share - Basic (in dollars per share) Diluted Earnings Per Share Denominators [Abstract] Denominators [Abstract] Allocation of Net Income used in basic computation Reallocation of undistributed earnings Participating Securities, Distributed and Undistributed Earnings (Loss), Diluted Net Income available to common shareholders - Diluted Net Income (Loss) Available to Common Stockholders, Diluted Basic weighted average shares outstanding (in shares) Additional weighted average dilutive common stock equivalents (in shares) Weighted Average Number Diluted Shares Outstanding Adjustment Diluted weighted average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Net income per share - Diluted (in dollars per share) Net Sales Gross Profit Operating Income Earnings Per Share (Basic) (in dollars per share) Earnings Per Share (Diluted) (in dollars per share) Schedule of Available-for-sale Securities [Table] Schedule of Available-for-sale Securities [Table] Financial Instrument [Axis] Financial Instrument [Axis] Financial Instruments [Domain] Financial Instruments [Domain] Fixed Income Securities Fixed Income Securities [Member] Debt Securities, Available-for-sale [Line Items] Debt Securities, Available-for-sale [Line Items] Due within one year Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value Due between one and five years Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Fair Value Due over five years Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value Total Debt Securities, Available-for-sale Retirement Benefits [Abstract] Employee Benefit Plan Pension and Other Postretirement Benefits Disclosure [Text Block] Stock-Based Compensation Plans Share-based Payment Arrangement [Text Block] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] 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 Doubtful Accounts SEC Schedule, 12-09, Allowance, Credit Loss [Member] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] Activity in the Company’s allowance for doubtful accounts SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] Beginning Balance SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount Net Additions/ (Reductions) to Costs and Expenses SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense Deductions and Other Adjustments SEC Schedule, 12-09, Valuation Allowances and Reserves, Increase (Decrease) Adjustment Ending Balance Schedule of Automotive and Other Segment Reporting Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of Major Product Line Revenues Revenue from External Customers by Products and Services [Table Text Block] Schedule of Automotive Customers Individually Accounted For 10% or More of Net Sales Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block] Equity [Abstract] Reclassification out of Accumulated Other Comprehensive Income [Table] Reclassification out of Accumulated Other Comprehensive Income [Table] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Amounts Reclassified from Other Comprehensive Income Reclassification out of Accumulated Other Comprehensive Income [Member] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Unrealized gains on available-for-sale debt securities AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member] Unrealized gains (losses) on derivatives Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] Reclassification Out of Accumulated Other Comprehensive Income [Line Items] Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] Realized gain (loss) Debt and Equity Securities, Gain (Loss), Excluding Other-than-temporary Impairment Loss Provision for income taxes Total reclassifications for the period Statement of Financial Position [Abstract] ASSETS Assets [Abstract] CURRENT ASSETS: Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Short-term investments Short-term Investments Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Inventories, net Inventory, Net Prepaid expenses and other Prepaid Expense and Other Assets, Current Total current assets Assets, Current PLANT AND EQUIPMENT: Property, Plant and Equipment [Abstract] Land, buildings and improvements Buildings and Improvements, Gross Machinery and equipment Machinery and Equipment, Gross Construction-in-process Construction in Progress, Gross Total Plant and Equipment Property, Plant and Equipment, Gross Less- Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Net Plant and Equipment Property, Plant and Equipment, Net OTHER ASSETS: Assets, Noncurrent [Abstract] Long-term investments Long-term Investments Intangible assets, net Patents and other assets, net Patent and Other Assets, Net Patent and Other Assets, Net Total Other Assets Other Assets, Noncurrent TOTAL ASSETS Assets LIABILITIES AND SHAREHOLDERS’ INVESTMENT Liabilities [Abstract] CURRENT LIABILITIES: Liabilities, Current [Abstract] Accounts payable Accounts Payable, Current Accrued liabilities: Accrued Liabilities, Current [Abstract] Salaries, wages and vacation Employee-related Liabilities, Current Income taxes Accrued Income Taxes, Current Royalties Accrued Royalties, Current Dividends payable Dividends Payable, Current Other Other Accrued Liabilities, Current Total current liabilities Liabilities, Current OTHER NON-CURRENT LIABILITIES Other Liabilities, Noncurrent DEFERRED INCOME TAXES Deferred Income Tax Liabilities, Net TOTAL LIABILITIES Liabilities SHAREHOLDERS’ INVESTMENT: Stockholders' Equity Attributable to Parent [Abstract] Common stock, par value $.06 per share; 400,000,000 shares authorized; 251,277,515 and 259,328,613 shares issued and outstanding in 2019 and 2018 respectively. Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Retained earnings Retained Earnings (Accumulated Deficit) Accumulated other comprehensive income: Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Unrealized gain on investments AOCI, Debt Securities, Available-for-sale, Adjustment, after Tax Cumulative translation adjustment Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Total shareholders’ investment Stockholders' Equity Attributable to Parent TOTAL LIABILITES AND SHAREHOLDERS' INVESTMENT Liabilities and Equity Revenue Revenue from Contract with Customer [Text Block] Schedule of Quarterly Financial Information Quarterly Financial Information [Table Text Block] 2020 Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months 2021 Lessee, Operating Lease, Liability, Payments, Due Year Two 2022 Lessee, Operating Lease, Liability, Payments, Due Year Three 2023 Lessee, Operating Lease, Liability, Payments, Due Year Four Thereafter Lessee, Operating Lease, Liability, Payments, Due after Year Five Total future minimum lease payments Lessee, Operating Lease, Liability, Payments, Due Less imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Total Operating Lease, Liability Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Common Stocks Common Stock [Member] Additional Paid-In Capital Additional Paid-in Capital [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Statement [Line Items] Statement [Line Items] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Beginning balance (in shares) Common Stock, Shares, Outstanding Beginning balance Issuance of common stock (in shares) Stock Issued During Period, Shares, New Issues Issuance of common stock Stock Issued During Period, Value, New Issues Repurchases of common stock (in shares) Stock Repurchased During Period, Shares Repurchases of common stock Stock Repurchased During Period, Value Stock-based compensation expense related to stock options, employee stock purchases and restricted stock APIC, Share-based Payment Arrangement, Increase for Cost Recognition Impact of ASU 2016-01 adoption New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification Dividends declared Dividends, Common Stock, Cash Other comprehensive income Other Comprehensive Income (Loss), Net of Tax Ending balance (in shares) Ending balance Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Certificates of Deposit Certificates of Deposit [Member] Asset-backed Securities Asset-backed Securities [Member] Government Securities US Government Agencies Debt Securities [Member] Corporate Bonds Corporate Bond Securities [Member] Other Other Debt Obligations [Member] Municipal Bonds Municipal Bonds [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Cash & Cash Equivalents Cash and Cash Equivalents, Fair Value Disclosure Market Value Debt Securities, Available-for-sale, Current Market Value Debt Securities, Available-for-sale, Noncurrent Total Assets, Fair Value Disclosure Dividend yield Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Expected volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Risk-free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Expected term of options (in years) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Weighted-average grant-date fair value (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Assets: Components of Deferred Tax Assets [Abstract] Accruals not currently deductible Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals Stock based compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost Other Deferred Tax Assets, Other Total deferred income tax assets Deferred Tax Assets, Net of Valuation Allowance Liabilities: Components of Deferred Tax Liabilities [Abstract] Excess tax over book depreciation Deferred Tax Liabilities Deferred Expense Excess Tax Over Book Depreciation Deferred tax liabilities deferred expense excess tax over book depreciation. Goodwill Deferred Tax Liabilities, Deferred Expense, Capitalized Patent Costs Intangible assets Deferred Tax Liabilities, Intangible Assets Other Deferred Tax Liabilities, Other Total deferred income tax liability Deferred Tax Liabilities, Gross Net deferred income taxes Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Revolver Revolving Credit Facility [Member] Swing loans Swing Loans [Member] Swing Loans [Member] Letters of Credit Letter of Credit [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Principal amount Debt Instrument, Face Amount Additional principal amount available (up to) Debt Instrument, Additional Borrowings Available Face Amount Debt Instrument, Additional Borrowings Available Face Amount Amount outstanding Long-term Debt Schedule of Weighted-Average Assumptions Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Summary of Stock Option Activity Share-based Payment Arrangement, Option, Activity [Table Text Block] Schedule of Non-Vested Stock Option Activity Schedule of Nonvested Share Activity [Table Text Block] Schedule of Restricted Shares Nonvested Restricted Stock Shares Activity [Table Text Block] Schedule of Employee Stock Purchase Plan Schedule of Share-based Compensation, Employee Stock Purchase Plan, Activity [Table Text Block] Dividends declared per share (in dollars per share) Debt and Financing Arrangements Debt Disclosure [Text Block] Revenue from External Customers by Products and Services [Table] Revenue from External Customers by Products and Services [Table] Segments [Domain] Automotive Products Automotive Products Segment [Member] Automotive Products Segment [Member] Automotive Mirrors Automotive Mirrors [Member] Automotive Mirrors [Member] Other Products Revenue Revenue from External Customer [Line Items] Revenue from External Customer [Line Items] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Foreign currency translation adjustments Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Unrealized gains(losses) on available-for-sale securities Accumulated other comprehensive income (loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] ASU 2016-01 adoption impact Reclassification from Accumulated Other Comprehensive Income, Accounting Standards Update, Current Period, Net of Tax Reclassification from Accumulated Other Comprehensive Income, Accounting Standards Update, Current Period, Net of Tax Other comprehensive income before reclassifications OCI, before Reclassifications, Net of Tax, Attributable to Parent Amounts reclassified from accumulated other comprehensive income Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent Other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Reconciliation of the beginning and ending amount of unrecognized tax benefits Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Beginning of year Unrecognized Tax Benefits Additions based on tax positions related to the current year Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Additions for tax positions in prior years Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Reductions for tax positions in prior years Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Reductions as a result of completed audit examinations Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Reductions as a result of a lapse of the applicable statute of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations End of year Raw materials Inventory, Raw Materials, Gross Work-in-process Inventory, Work in Process, Gross Finished goods Inventory, Finished Goods, Gross Total Inventory Shares (000) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Shares, Nonvested stock options at Beginning of Year (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Shares, Granted (in shares) Shares, Vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Shares, Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Shares, Nonvested stock options at End of Year (in shares) Wtd. 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Avg Grant Date Fair Value, Nonvested stock options at End of Year (in dollars per share) Statement of Cash Flows [Abstract] Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization Gain on disposal of assets Gain on Disposition on Assets Gain on Disposition on Assets Loss on disposal of assets Loss on Disposition of Assets Loss on Disposition of Assets Gain on sale of investments Gain on Sale of Investments Loss on sale of investments Loss on Sale of Investments Deferred income taxes Deferred Income Tax Expense (Benefit) Stock based compensation expense related to employee stock options, employee stock purchases and restricted stock Share-based Payment Arrangement, Noncash Expense Change in operating assets and liabilities: Increase (Decrease) in Operating Assets [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventories Increase (Decrease) in Inventories Prepaid expenses and other Increase (Decrease) in Prepaid Expense and Other Assets Accounts payable Increase (Decrease) in Accounts Payable Accrued liabilities Increase (Decrease) in Accrued Liabilities Net cash flows from operating activities Net Cash Provided by (Used in) Operating Activities CASH FLOWS USED FOR INVESTING ACTIVITIES: Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Activity in available-for-sale securities: Activity in Available-For-Sale Securities [Abstract] Activity in Available-For-Sale Securities [Abstract] Sales proceeds Proceeds from Sale of Debt Securities, Available-for-sale Maturities and calls Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale Purchases Payments to Acquire Debt Securities, Available-for-sale Plant and equipment additions Payments to Acquire Productive Assets Proceeds from sale of plant and equipment Proceeds from Sale of Property, Plant, and Equipment (Increase) Decrease in other assets Increase (Decrease) in Other Operating Assets Net cash used for investing activities Net Cash Provided by (Used in) Investing Activities CASH FLOWS USED FOR FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Repayment of long-term debt Repayments of Long-term Debt Issuance of common stock from stock plan transactions Proceeds from Issuance of Common Stock Cash dividends paid Payments of Ordinary Dividends, Common Stock Repurchases of common stock Payments for Repurchase of Common Stock Net cash used for financing activities Net Cash Provided by (Used in) Financing Activities NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect CASH AND CASH EQUIVALENTS, Beginning of year Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents CASH AND CASH EQUIVALENTS, End of year Short-Term Investments: Debt Securities, Current [Abstract] Cost Debt Securities, Available-for-sale, Amortized Cost, Current Gains Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax, Current Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax, Current Losses Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax, Current Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax, Current Long-Term Investments: Debt Securities, Noncurrent [Abstract] Cost Debt Securities, Available-for-sale, Amortized Cost, Noncurrent Gains Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax, Noncurrent Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax, Noncurrent Losses Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax, Noncurrent Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax, Noncurrent Cost Debt Securities, Available-for-sale, Amortized Cost Unrealized gains Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax Unrealized losses Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Reclassification out of Accumulated Other Comprehensive Income Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] Segment Reporting Segment Reporting Disclosure [Text Block] Schedule of Allowance For Doubtful Accounts Schedule Of Allowance For Doubtful Accounts [Table Text Block] Schedule Of Allowance For Doubtful Accounts [Table Text Block] Schedule of Assets or Liabilities Having Recurring Measurements Fair Value, Assets Measured on Recurring Basis [Table Text Block] Schedule of Amortized Cost, Unrealized Gains And Losses, And Market Value of Investment Securities Unrealized Gain (Loss) on Investments [Table Text Block] Schedule of Unrealized Losses on Investments Schedule of Unrealized Loss on Investments [Table Text Block] Investments Classified by Contractual Maturity Date Investments Classified by Contractual Maturity Date [Table Text Block] Schedule of Inventories Schedule of Inventory, Current [Table Text Block] Schedule of Future Minimum Lease Payments Lessee, Operating Lease, Liability, Maturity [Table Text Block] Schedule of Earnings Per Share Basic and Diluted Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Other Other Segments [Member] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Operating Segments Operating Segments [Member] Corporate Corporate, Non-Segment [Member] Segment Reporting Information [Line Items] Income (Loss) from Operations Assets Depreciation & Amortization Capital Expenditures Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized (in shares) Common Stock, Shares Authorized Common stock, shares issued (in shares) Common Stock, Shares, Issued Common stock, shares outstanding (in shares) Currently payable: Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Current Federal Tax Expense (Benefit) State Current State and Local Tax Expense (Benefit) Foreign Current Foreign Tax Expense (Benefit) Total Current Income Tax Expense (Benefit) Deferred income tax (benefit) expense: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Primarily federal Deferred Federal Income Tax Expense (Benefit) Provision for income taxes Comprehensive Income Comprehensive Income (Loss) Note [Text Block] Income Taxes Income Tax Disclosure [Text Block] Schedule of Deferred Compensation Arrangement with Individual, Postretirement Benefits [Table] Schedule of Deferred Compensation Arrangement with Individual, Postretirement Benefits [Table] Deferred Compensation Arrangement With Individual, Tranche Two Deferred Compensation Arrangement With Individual, Tranche Two [Member] Deferred Compensation Arrangement With Individual, Tranche Two [Member] Deferred Compensation Arrangement With Individual, Tranche One Deferred Compensation Arrangement With Individual, Tranche One [Member] Deferred Compensation Arrangement With Individual, Tranche One [Member] Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items] Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items] Company's contributions under 401(k) retirement savings plan Defined Benefit Plan, Plan Assets, Contributions by Employer Deferred compensation arrangement vesting percentage Deferred Compensation Arrangement with Individual, Vesting Percentage Deferred Compensation Arrangement with Individual, Vesting Percentage Deferred compensation arrangement, service period Deferred Compensation Arrangement with Individual, Requisite Service Period Schedule of Goodwill Schedule of Goodwill [Table Text Block] Schedule of Intangible Assets Schedule of Intangible Assets and Goodwill [Table Text Block] Statement of Comprehensive Income [Abstract] Other comprehensive income (loss) before tax: Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent [Abstract] Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Unrealized gains on derivatives Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax Unrealized gains on available-for-sale securities, net Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, before Tax Other comprehensive income (loss), before tax Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent Expense for income taxes related to components of other comprehensive income (loss) Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent