Business Combination And Asset Acquisition [Abstract] Business Combination And Asset Acquisition [Abstract] Acquisitions Business Combination And Asset Acquisition Text Block [Text Block] Business Combination And Asset Acquisition Text Block [Text Block] Goodwill and Intangible Assets Disclosure [Abstract] Remainder of 2019 Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year 2020 Finite-Lived Intangible Assets, Amortization Expense, Year Two 2021 Finite-Lived Intangible Assets, Amortization Expense, Year Three 2022 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2023 Finite-Lived Intangible Assets, Amortization Expense, Year Five Thereafter Finite-Lived Intangible Assets, Amortization Expense, after Year Five Intangible assets with definite lives, net Finite-Lived Intangible Assets, Net Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Accounting Standards Update 2016-16 Accounting Standards Update 2016-16 [Member] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Shares Common Stock, Excluding Treasury Stock Par Net Value [Member] Common Stock, Excluding Treasury Stock Par Net Value [Member] Treasury Stock Treasury Stock [Member] Treasury Stock Par Net Value Treasury Stock Par Net Value [Member] Treasury Stock Par Net Value [Member] Additional Paid-In Capital Additional Paid-in Capital [Member] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Retained Earnings Retained Earnings [Member] Noncontrolling Interests Noncontrolling Interest [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 Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Net income (loss) Net Income (Loss) Attributable to Parent Other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax Issuance of common stock for stock plans, net (in shares) Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture Issuance of common stock for stock plans, net Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture Treasury stock repurchase Treasury Stock, Value, Acquired, Cost Method Dividends on common stock Dividends, Common Stock, Cash Share-based compensation expense APIC, Share-based Payment Arrangement, Increase for Cost Recognition ASU 2016-16 adoption Cumulative Effect of New Accounting Principle in Period of Adoption Ending balance (in shares) Ending balance Schedule Of Asset Acquisition [Table] Schedule Of Asset Acquisition [Table] Schedule Of Asset Acquisition [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] Assembled workforce intangible asset Assembled Workforce [Member] Assembled Workforce [Member] Asset Class [Axis] Asset Class [Axis] Asset Class [Domain] Asset Class [Domain] Composite intangible asset Composite [Member] Composite [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] CooperSurgical Coopersurgical Segment [Member] Coopersurgical Segment [Member] Asset Acquisition [Axis] Asset Acquisition [Axis] Asset Acquisition [Axis] Asset Acquisition [Domain] Asset Acquisition [Domain] [Domain] for Asset Acquisition [Axis] Paragard Intrauterine Device (IUD) Paragard Intrauterine Device (IUD) [Member] Paragard Intrauterine Device (IUD) [Member] Schedule Of Asset Acquisition [Line Items] Schedule Of Asset Acquisition [Line Items] [Line Items] for Schedule Of Asset Acquisition [Table] Total purchase consideration Asset Acquisition, Consideration Transferred Asset Acquisition, Consideration Transferred Intangible assets Asset Acquisition, Intangible Assets Asset Acquisition, Intangible Assets Property, plant and equipment Property, Plant and Equipment, Additions Inventory Asset Acquisition, Inventory Asset Acquisition, Inventory Other assets Asset Acquisition, Assets, Other Asset Acquisition, Assets, Other Total assets acquired Asset Acquisition, Assets Asset Acquisition, Assets Less: liabilities assumed Asset Acquisition, Liabilities Asset Acquisition, Liabilities Total Purchase Price Asset Acquisition, Assets Acquired and Liabilities Assumed, Net Asset Acquisition, Assets Acquired and Liabilities Assumed, Net Useful life Finite-Lived Intangible Asset, Useful Life Inventory step up Asset Acquisition, Inventory Step-Up Asset Acquisition, Inventory Step-Up Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] CooperVision Coopervision Segment [Member] Coopervision Segment [Member] Trademarks Trademarks [Member] Technology Technology-Based Intangible Assets [Member] Customer relationships Customer Relationships [Member] License and distribution rights and other License And Distribution Rights And Other [Member] License and Distribution Rights and Other [Member] Noncompete Agreements Noncompete Agreements [Member] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Gross Carrying Amount Finite-Lived Intangible Assets, Gross Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Weighted Average Amortization Period (In years) Proceeds from sale of exclusive distribution right to distribute Filshie Clip System in the U.S. Proceeds from Sale of Intangible Assets Gain on sale of an intangible Gain (Loss) on Disposition of Intangible Assets Amortization of intangibles Amortization of Intangible Assets Intangible assets with indefinite lives, net Indefinite-lived Intangible Assets (Excluding Goodwill) Total other intangible assets, net Intangible Assets, Net (Excluding Goodwill) Debt Disclosure [Abstract] Schedule of Long Term And Short Term Debt Instruments [Table] Schedule of Long Term And Short Term Debt Instruments [Table] Schedule of Long Term And Short Term Debt Instruments [Table] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Term Loan Agreement 2018 Term Loan Agreement 2018 [Member] Term Loan Agreement 2018 [Member] Term Loan Agreement 2017 Term Loan Agreement 2017 [Member] Term Loan Agreement 2017 [Member] Credit Agreement 2016 Credit Agreement 2016 [Member] Credit Agreement 2016 [Member] Term Loan Agreement 2018 and 2017 and Credit Agreement 2016 Term Loan Agreement 2018 And 2017 And Credit Agreement 2016 [Member] Term Loan Agreement 2018 And 2017 And Credit Agreement 2016 [Member] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Term loans Medium-term Notes [Member] Line of Credit Line of Credit [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Term Loan Facility 2016 Term Loan Facility 2016 [Member] Term Loan Facility 2016 [Member] Revolving Credit Facility and Term Loan Facility 2016 Revolving Credit Facility And Term Loan Facility 2016 [Member] Revolving Credit Facility And Term Loan Facility 2016 [Member] Short-term Debt, Type [Axis] Short-term Debt, Type [Axis] Short-term Debt, Type [Domain] Short-term Debt, Type [Domain] Term loans Term Loans [Member] Term Loans [Member] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] Base Rate Base Rate [Member] London Interbank Offered Rate (LIBOR) London Interbank Offered Rate (LIBOR) [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Schedule of Long Term And Short Term Debt Instruments [Line Items] Schedule of Long Term And Short Term Debt Instruments [Line Items] [Line Items] for Schedule of Long Term And Short Term Debt Instruments [Table] Debt instrument, face amount Debt Instrument, Face Amount Debt term Debt Instrument, Term Short-term debt Debt, Current Debt instrument, basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Weighted average interest rate Short-term Debt, Weighted Average Interest Rate, over Time Debt outstanding Long-term Debt, Gross Interest rate Line of Credit Facility, Interest Rate at Period End Aggregate principal amount Line of Credit Facility, Maximum Borrowing Capacity Potential additional borrowing capacity Line Of Credit Facility, Accordion Feature, Increase Limit Line Of Credit Facility, Accordion Feature, Increase Limit Commitment fee percentage Line of Credit Facility, Commitment Fee Percentage Debt outstanding Long-term Line of Credit Amount available under revolving credit facility Line of Credit Facility, Remaining Borrowing Capacity Required minimum interest coverage ratio Debt Instrument, Covenant, Interest Coverage Ratio, Minimum Debt Instrument, Covenant, Interest Coverage Ratio, Minimum Required maximum total leverage ratio Debt Instrument, Covenant, Total Leverage Ratio, Maximum Debt Instrument, Covenant, Total Leverage Ratio, Maximum Interest coverage ratio Debt Instrument, Covenant, Interest Coverage Ratio Debt Instrument, Covenant, Interest Coverage Ratio Total leverage ratio Debt Instrument, Covenant, Total Leverage Ratio Debt Instrument, Covenant, Total Leverage Ratio Revenue from Contract with Customer [Abstract] Revenue Recognition Revenue from Contract with Customer [Text Block] Other Other Debt [Member] Other Debt [Member] Overdraft and other credit facilities Overdraft And Other Credit Facilities [Member] Overdraft And Other Credit Facilities [Member] Short-term Debt Short-term Debt [Abstract] Long-term Debt Long-term Debt, Unclassified [Abstract] Long-term debt, gross Less: unamortized debt issuance cost Debt Issuance Costs, Noncurrent, Net Long-term debt Long-term Debt, Excluding Current Maturities Total Debt Debt, Long-term and Short-term, Combined Amount Segment Reporting [Abstract] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] United States UNITED STATES Europe Europe [Member] Rest of world Rest Of World, Excluding United States And Europe [Member] Rest Of World, Excluding United States And Europe [Member] Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Total net sales Revenue from Contract with Customer, Excluding Assessed Tax Total purchase consideration for business and asset acquisitions Schedule Of Recognized Identified Assets Acquired And Liabilities Assumed And Asset Acquisitions [Table Text Block] Schedule Of Recognized Identified Assets Acquired And Liabilities Assumed And Asset Acquisitions [Table Text Block] Fair values of net assets acquired and liabilities assumed using the cost accumulation and allocation model for asset acquisition Schedule Of Asset Acquisitions [Table Text Block] Schedule Of Asset Acquisitions [Table Text Block] Earnings Per Share [Abstract] Earnings Per Share Earnings Per Share [Text Block] Share-based Payment Arrangement [Abstract] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] 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 Employee Stock Purchase Plan [Member] Employee Stock Purchase Plan [Member] Award Type [Axis] Award Type [Axis] Award Type [Domain] Award Type [Domain] Employee Stock Employee Stock [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Employee stock purchase plan, purchase price of common stock, percent of market price Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent Employee stock purchase plan, maximum percentage of employee’s eligible compensation to purchase common stock Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate Employee stock purchase plan, maximum amount of employee’s eligible compensation to purchase common stock Share-Based Compensation Arrangement By Share-based Payment Award, Maximum Employee Subscription Amount Share-Based Compensation Arrangement By Share-based Payment Award, Maximum Employee Subscription Amount Employee stock purchase plan, shares authorized (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Treasury stock (in shares) Treasury Stock, Shares Stockholders' Equity Note [Abstract] Share repurchase program, authorized amount for repurchase Stock Repurchase Program, Authorized Amount Share repurchase program, common stock repurchased (in shares) Treasury Stock, Shares, Acquired Share repurchase program, common stock repurchased Share repurchase program, average purchase price (in dollars per share) Treasury Stock Acquired, Average Cost Per Share Share repurchase program, remaining authorized amount for repurchase Stock Repurchase Program, Remaining Authorized Repurchase Amount Commitments and Contingencies Disclosure [Abstract] Contingencies Contingencies Disclosure [Text Block] Business Segment Information Segment Reporting Disclosure [Text Block] Number of putative class action complaints filed (over) Loss Contingency, New Claims Filed, Number Loss Contingencies [Table] Loss Contingencies [Table] Litigation Case [Axis] Litigation Case [Axis] Litigation Case [Domain] Litigation Case [Domain] Coopervision Litigation Coopervision Litigation [Member] Coopervision Litigation [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Litigation settlement amount Litigation Settlement, Amount Awarded to Other Party Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] 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] Segment Reporting Information [Line Items] Total Identifiable assets Assets Inventory Disclosure [Abstract] Schedule of inventories Schedule of Inventory, Current [Table Text Block] Schedule of Goodwill [Table] Schedule of Goodwill [Table] Goodwill [Line Items] Goodwill [Line Items] Goodwill [Roll Forward] Goodwill [Roll Forward] Beginning balance Goodwill Net additions Goodwill, Period Increase (Decrease) Translation Goodwill, Foreign Currency Translation Gain (Loss) Ending balance Net income Basic: Earnings Per Share, Basic [Abstract] Weighted average common shares (in shares) Weighted Average Number of Shares Outstanding, Basic Basic earnings per share (in dollars per share) Earnings Per Share, Basic Diluted: Earnings Per Share, Diluted [Abstract] Effect of potential dilutive shares (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Diluted weighted average common shares (in shares) Weighted Average Number of Shares Outstanding, Diluted Diluted earnings per share attributable to Cooper stockholders (in dollars per share) Earnings Per Share, Diluted Number of reporting units Number of Reporting Units Goodwill, Impairment Loss Goodwill, Impairment Loss Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Toric lens Toric Lens [Member] Toric Lens [Member] Multifocal lens Multifocal Lens [Member] Multifocal Lens [Member] Single-use sphere lens Single Use Sphere Lens [Member] Single Use Sphere Lens [Member] Non single-use sphere and other Non Single-Use Sphere And Other [Member] Non Single-Use Sphere And Other [Member] Office and surgical products Office And Surgical Products [Member] Office And Surgical Products [Member] Fertility Fertility [Member] Fertility [Member] Total operating income Operating Income (Loss) Interest expense Interest Expense Other (income) expense, net Other Nonoperating Income (Expense) Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Statement of Comprehensive Income [Abstract] Other comprehensive loss: Other Comprehensive Income (Loss), Net of Tax [Abstract] Foreign currency translation adjustment, net of tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Income tax benefit to finalize tax effects of 2017 Act Tax Cuts and Jobs Act, Measurement Period Adjustment, Income Tax Expense (Benefit) Effective income tax rate expense (benefit) Effective Income Tax Rate Reconciliation, Percent Provisional charge related to 2017 Act recorded in fiscal 2018 Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act, Amount Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act, Amount Discrete tax benefits Effective Income Tax Rate Reconciliation, Tax Audit Settlement, Tax Cuts And Jobs Act, And Share-Based Compensation Excess Tax Benefit Effective Income Tax Rate Reconciliation, Tax Audit Settlement, Tax Cuts And Jobs Act, And Share-Based Compensation Excess Tax Benefit Unrecognized tax benefits Unrecognized Tax Benefits Unrecognized tax benefits that could be settled during the next twelve months Decrease in Unrecognized Tax Benefits is Reasonably Possible Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization Gain on sale of an intangible (Note 5) Impairment of intangibles Impairment of Intangible Assets (Excluding Goodwill) Increase in operating capital Increase (Decrease) in Operating Capital Other non-cash items Other Noncash Income (Expense) 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, plant and equipment Payments to Acquire Property, Plant, and Equipment Acquisitions of businesses and assets, net of cash acquired, and other Payments To Acquire Businesses And Assets, Net Of Cash Acquired And Other Payments To Acquire Businesses And Assets, Net Of Cash Acquired And Other Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from long-term debt Proceeds from Issuance of Long-term Debt Repayments of long-term debt Repayments of Long-term Debt Net proceeds from short-term debt Proceeds from Short-term Debt Net proceeds related to share-based compensation awards Proceeds, Issuance of Shares, Share-based Payment Arrangement, Including Option Exercised Net (payments) related to share-based compensation awards Payment, Tax Withholding, Share-based Payment Arrangement Dividends on common stock Payments of Ordinary Dividends, Common Stock Repurchase of common stock Payments for Repurchase of Common Stock Debt acquisition costs Payments of Debt Issuance Costs Payment of contingent consideration Payment for Contingent Consideration Liability, Financing Activities Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash, cash equivalents and restricted cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Net increase in cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash, cash equivalents and restricted cash at beginning of period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, cash equivalents and restricted cash at end of period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Restricted cash included in other current assets Restricted Cash and Cash Equivalents, Current Total cash, cash equivalents, and restricted cash Raw materials Inventory, Raw Materials, Net of Reserves Work-in-process Inventory, Work in Process, Net of Reserves Finished goods Inventory, Finished Goods, Net of Reserves Inventories, net Inventory, Net Statement of Financial Position [Abstract] Trade accounts receivable, allowance for doubtful accounts Accounts Receivable, Allowance for Credit Loss, Current Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Preferred stock, authorized (in shares) Preferred Stock, Shares Authorized Preferred stock, issued (in shares) Preferred Stock, Shares Issued Preferred stock, outstanding (in shares) Preferred Stock, Shares Outstanding Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, authorized (in shares) Common Stock, Shares Authorized Common stock, issued (in shares) Common Stock, Shares, Issued Treasury stock (in shares) Capitalized Contract Cost [Table] Capitalized Contract Cost [Table] Capitalized Contract Cost [Line Items] Capitalized Contract Cost [Line Items] Capitalized contract cost, amortization period (or less) Capitalized Contract Cost, Amortization Period Refund liability for product returns Contract with Customer, Refund Liability Income Statement [Abstract] Net sales (Note 2) Cost of sales Cost of Goods and Services Sold Gross profit Gross Profit Selling, general and administrative expense Selling, General and Administrative Expense Research and development expense Research and Development Expense Impairment of intangibles Gain on sale of an intangible (Note 5) Operating income Provision (benefit) for income taxes (Note 7) Income Tax Expense (Benefit) Net income Earnings per share - basic (in dollars per share) (Note 8) Earnings per share - diluted (in dollars per share) (Note 8) Number of shares used to compute earnings per share: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Diluted (in shares) Debt Debt Disclosure [Text Block] Net property, plant and equipment Property, Plant and Equipment, Net Retirement Benefits [Abstract] Employee Benefits Pension and Other Postretirement Benefits Disclosure [Text Block] ASSETS Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and cash equivalents Trade accounts receivable, net of allowance for doubtful accounts of $17.1 at July 31, 2019 and $19.0 at October 31, 2018 Accounts Receivable, after Allowance for Credit Loss, Current Inventories (Note 4) Prepaid expense and other current assets Prepaid Expense and Other Assets, Current Total current assets Assets, Current Property, plant and equipment, at cost Property, Plant and Equipment, Gross Less: accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property, plant and equipment, net Goodwill (Note 5) Other intangibles, net (Note 5) Deferred tax assets Deferred Income Tax Assets, Net Other assets Other Assets, Noncurrent Total assets LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Short-term debt (Note 6) Accounts payable Accounts Payable, Current Employee compensation and benefits Employee-related Liabilities, Current Other current liabilities Other Liabilities, Current Total current liabilities Liabilities, Current Long-term debt (Note 6) Deferred tax liabilities Deferred Income Tax Liabilities, Net Long-term tax payable Accrued Income Taxes, Noncurrent Accrued pension liability and other Liability, Defined Benefit Pension Plan And Other, Noncurrent Liability, Defined Benefit Pension Plan And Other, Noncurrent Total liabilities Liabilities Contingencies (see Note 13) Commitments and Contingencies Stockholders’ equity: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Preferred stock, 10 cents par value, shares authorized: 1.0; zero shares issued or outstanding Preferred Stock, Value, Issued Common stock, 10 cents par value, shares authorized: 120.0; issued 53.2 at July 31, 2019 and 52.8 at October 31, 2018 Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Retained earnings Retained Earnings (Accumulated Deficit) Treasury stock at cost: 3.6 shares at July 31, 2019 and 3.6 shares at October 31, 2018 Treasury Stock, Value Noncontrolling interests Stockholders' Equity Attributable to Noncontrolling Interest Stockholders’ equity (Note 10) Total liabilities and stockholders' equity Liabilities and Equity Organization, Consolidation and Presentation of Financial Statements [Abstract] General Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] Defined benefit plan, contributions by employer Defined Benefit Plan, Plan Assets, Contributions by Employer Expected rate of return on plan assets for determining net periodic pension cost Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets Share-Based Compensation Plans Share-based Payment Arrangement [Text Block] Schedule of segment information Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of identifiable assets by segment Reconciliation of Assets from Segment to Consolidated [Table Text Block] Schedule of net sales to unaffiliated customers by country of domicile Revenue from External Customers by Geographic Areas [Table Text Block] Schedule of net property, plant and equipment by country of domicile Long-lived Assets by Geographic Areas [Table Text Block] Inventories Inventory Disclosure [Text Block] Schedule of goodwill Schedule of Goodwill [Table Text Block] Schedule of finite-lived intangible assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Schedule of indefinite-lived intangible assets Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Remaining amortization expenses for intangible assets with definite lives Finite-lived Intangible Assets Amortization Expense [Table Text Block] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Selling, general and administrative expense Selling, General and Administrative Expenses [Member] Cost of sales Cost of Sales [Member] Research and development expense Research and Development Expense [Member] Total share-based compensation expense Share-based Payment Arrangement, Expense Related income tax benefit Share-based Payment Arrangement, Expense, Tax Benefit Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] Schedule of debt Schedule of Debt [Table Text Block] Accounting Pronouncements Recently Adopted and Accounting Pronouncements Issued Not Yet Adopted New Accounting Pronouncements, Policy [Policy Text Block] Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Schedule of compensation expense and related income tax benefit for share-based awards Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Fair Value Disclosures [Abstract] Derivative asset Derivative Asset Derivative liability Derivative Liability 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 [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Stock Options Share-based Payment Arrangement, Option [Member] Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Number of stock option shares and restricted stock units excluded (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Range of exercise prices, lower limit Share-based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit Range of exercise prices, upper limit Share-based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Foreign Currency Translation Adjustment Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Minimum Pension Liability Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Gross change in value during the year ended October 31, 2018 Other Comprehensive Income (Loss), before Reclassifications, before Tax Tax effect for the period Other Comprehensive Income (Loss), Tax ASU 2016-16 adoption Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect Gross change in value during the nine months ended July 31, 2019 Other Comprehensive Income (Loss), before Tax Fair Value Measurements Fair Value Disclosures [Text Block] Subsequent Event [Table] Subsequent Event [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Dividends on common stock Dividends on common stock (in dollars per share) Common Stock, Dividends, Per Share, Cash Paid Cover page. Document Type Document Type Document Quarterly Report Document Quarterly Report Document Period End Date Document Period End Date Document Transition Report Document Transition Report Entity File Number Entity File Number Entity Registrant Name 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, Address Line Two Entity Address, Address Line Two Entity Address, City or Town Entity Address, City or Town Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code 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 Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Central Index Key Entity Central Index Key Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Current Fiscal Year End Date Current Fiscal Year End Date Amendment Flag Amendment Flag New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Cumulative effect, decrease to retained earnings Schedule of earnings per share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of stock options and restricted stock units that were not included in the diluted earnings per share calculation Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Schedule of changes in accumulated other comprehensive (loss) income Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Schedule of Components of Net Periodic Pension Costs Schedule of Net Benefit Costs [Table Text Block] Service cost Defined Benefit Plan, Service Cost Interest cost Defined Benefit Plan, Interest Cost Expected return on plan assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Recognized net actuarial loss Defined Benefit Plan, Amortization of Gain (Loss) Net periodic pension cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Schedule Of Business Acquisitions And Asset Acquisition, By Acquisition [Table] Schedule Of Business Acquisitions And Asset Acquisition, By Acquisition [Table] Schedule Of Business Acquisitions And Asset Acquisition, By Acquisition [Table] Business Acquisition and Asset Acquisition [Axis] Business Acquisition And Asset Acquisition [Axis] Business Acquisition And Asset Acquisition [Axis] Business Acquisition and Asset Acquisition [Domain] Business Acquisition And Asset Acquisition [Domain] [Domain] for Business Acquisition And Asset Acquisition Acquisitions 2019 Acquisitions 2019 [Member] Acquisitions 2019 [Member] Acquisitions 2018 Acquisitions 2018 [Member] Acquisitions 2018 [Member] Other Other Intangible Assets [Member] Schedule Of Business Acquisitions And Asset Acquisition, By Acquisition [Line Items] Schedule Of Business Acquisitions And Asset Acquisition, By Acquisition [Line Items] [Line Items] for Schedule Of Business Acquisitions And Asset Acquisition, By Acquisition [Table] Total identifiable intangible assets Business Combination and Asset Acquisitions, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Business Combination and Asset Acquisitions, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Goodwill Net tangible assets Business Combination And Asset Acquisition, Recognized Identifiable Assets Acquired And Liabilities Assumed, Tangible Assets, Net Business Combination And Asset Acquisition, Recognized Identifiable Assets Acquired And Liabilities Assumed, Tangible Assets, Net Total purchase price Business Combination And Asset Acquisition, Recognized Identifiable Assets Acquired, Goodwill, And Liabilities Assumed, Net Business Combination And Asset Acquisition, Recognized Identifiable Assets Acquired, Goodwill, And Liabilities Assumed, Net