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Hedge, Gain (Loss), before Reclassification and Tax Schedule of Short-term Debt [Table] Short-Term Debt [Table] Equity Awards Adjustments Equity Awards Adjustments [Member] Other non-cash income (expense), net Other Noncash Income (Expense) Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Defined Benefit Plan Disclosure Defined Benefit Plan Disclosure [Line Items] Compensation Amount Outstanding Recovery Compensation Amount Credit faciity terms (in years) Short-Term Debt, Terms Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Dividend yield Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Carrying value of impaired long-lived assets held for use Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset Chemicals and Advanced Materials Market Chemical and Energy Market [Member] Chemical and Energy Market [Member] Foreign Exchange Contracts Foreign Exchange Contract [Member] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Revenue recognized that was included in the contract liability balance at the beginning of the period Contract with Customer, Liability, Revenue Recognized Employee compensation and benefits Increase (Decrease) in Employee Related Liabilities Tax on actuarial net loss and prior service benefit reclassified Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, Tax Share Repurchase Program [Axis] Share Repurchase Program [Axis] Retirement Plan Type [Domain] Retirement Plan Type [Domain] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Name Awards Close in Time to MNPI Disclosures, Individual Name Other accrued liabilities Other 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[Axis] Derivative Instruments, Gain (Loss) by Income Statement Location [Axis] Statement of Income Location, Balance [Axis] Accruals for warranties due within one year Standard Product Warranty Accrual, Current Performance Shares [LTPP] Performance Shares [Member] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Amount reclassified into earnings related to derivative instruments, net of tax expense (benefit) of $0, $(1), $1 and $(2) Unrealized gain (loss) on derivatives after reclassification and after Tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Balance Sheet Location [Domain] Statement of Financial Position Location, Balance [Domain] Inventory Increase (Decrease) in Inventories Inventory Inventory Inventory, Net Purchased Technology Developed Technology Rights [Member] Finite-Lived Intangible Assets by Major 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authorized; 282,218,158 shares at April 30, 2026 and 283,054,377 shares at October 31, 2025, issued and outstanding Common Stock, Value, Issued Tax Period [Axis] Tax Period [Axis] Restructuring Plan [Domain] Restructuring Plan [Domain] Goodwill Roll Forward Goodwill [Roll Forward] WARRANTIES AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Diluted Diluted weighted average shares Weighted Average Number of Shares Outstanding, Diluted Weighted Average Interest Rate, at Point in Time Short-Term Debt, Weighted Average Interest Rate, at Point in Time Commitments and Contingencies (Note 12) Commitments and Contingencies Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Derivative [Table] Derivative [Table] Business Combination [Axis] Business Combination [Axis] Total comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Entity Small Business Entity Small Business Business Combination, Voting Equity Interest Acquired, Percentage Business Combination, Voting Equity Interest Acquired, Percentage Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Preferred stock, outstanding (in shares) Preferred Stock, Shares Outstanding LONG-TERM DEBT Long-Term Debt [Text Block] Document Transition Report Document Transition Report Transformational initiatives Transformational Programs The charge against earnings in the period, comprised of costs associated with restructuring activities not otherwise specified in the taxonomy that are not part of a specific plan as required by GAAP. 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that were in a net liability position Derivative, Net Liability Position, Aggregate Fair Value Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Hedging Designation [Axis] Hedging Designation [Axis] Fair Value of Senior Notes Debt Instrument, Fair Value Disclosure Scenario [Axis] Scenario [Axis] Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Equity, Including Portion Attributable to Noncontrolling Interest Error Correction, Type [Axis] Error Correction, Type [Axis] Document Type Document Type Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] NET INCOME PER SHARE Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Additional paid-in-capital Additional Paid in Capital Schedule of net pension and post-retirement benefit costs Schedule of Defined Benefit Plans Disclosures [Table Text Block] Product and Service [Axis] Product and Service [Axis] Domestic Plan Domestic Plan [Member] Unrealized gain (loss) on derivatives Reclassification, before Tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Net Investment Hedging Net Investment Hedging [Member] Derivative Contract [Domain] Derivative Contract [Domain] Net revenue Revenue from Contract with Customer, Excluding Assessed Tax All Individuals All Individuals [Member] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Other Loans Other Loans [Member] Other Loans include ACOA and SIF loans Fair Value of Financial Instruments Fair Value Disclosures [Abstract] Payments to acquire property, plant and equipment Payments to Acquire Property, Plant, and Equipment Name Forgone Recovery, Individual Name Maximum contractual term, Expiration Period Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Total current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Payments in exchange for convertible note Payments to Acquire Notes Receivable Share repurchase program authorized amount Share Repurchase Program, Authorized, Amount Weighted Average Interest Rate Debt, Weighted Average Interest Rate Proceeds from issuance of common stock under employee stock plans Proceeds, Issuance of Shares, Share-Based Payment Arrangement, Including Option Exercised Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation [Abstract] Other Accrued Liabilities Accrued Liabilities [Member] Instrumentation Instrumentation [Member] Instrumentation [Member] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Exercise Price of Common Stock, Percent of FMV Share-Based Compensation Arrangement by Share-Based Payment Award, Purchase Price of Common Stock, Percent Payments of taxes related to net share settlement of equity awards Share-based Award, Tax Payment, Tax Withholding, Share-Based Payment Arrangement Strategic Innovation Fund Strategic Innovation Fund [Member] Strategic Innovation Fund (SIF) Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Aggregated notional amounts by designation Schedule of Derivative Instruments [Table Text Block] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Share Repurchase Program [Domain] Share Repurchase Program [Domain] Schedule of Finite-Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Reconciliation of segment results to total enterprise results Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block] Current liabilities: Liabilities, Current [Abstract] Geographical 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Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Title of 12(b) Security Title of 12(b) Security Document and Entity Information [Abstract] Document and Entity Information [Abstract] Document and Entity Information [Abstract] Expected future employer contributions Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year Excise taxes on share repurchases, accrued but not paid Share Repurchase Program, Excise Tax, Payable Services and Other Service, Other [Member] Dividends [Axis] Dividends [Axis] Net income per share Earnings Per Share [Abstract] Restructuring Plan [Axis] Restructuring Plan [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Overview and Basis of Presentation Business Description and Basis of Presentation [Text Block] Pair-wise correlation with selected peers (in hundredths) Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Peer Company Shares Price Wise Correlationy Rate The measure of the percentage amount of share price correlation during the period with a selected group of peer companies. Pair-wise correlations with selected peers is calculated as the correlation between each pair and the sum of correlations divided by the number of pairs to produce the average correlation between each pair. Stock Repurchased and Retired During Period, Value Shares repurchased and retired during period, (Value) Stock Repurchased and Retired During Period, Value Net revenue deferred in the period Increase (Decrease) in Contract with Customer, Liability Short-term Debt, Type [Axis] Short-Term Debt, Type [Axis] Income tax paid, net of refunds received Income Taxes Paid, Net 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Two Award Timing Disclosures [Line Items] Proceeds from issuance of commercial paper Proceeds from Issuance of Commercial Paper INVENTORY Schedule of Inventory, Current [Table Text Block] Service cost - benefits earned during the period Defined Benefit Plan, Service Cost Gain (Loss) on Securities Gain (Loss) on Securities [Table Text Block] Number of foreign exchange forward contracts (in units) Number of Foreign Currency Derivatives Held Measurement Frequency [Domain] Measurement Frequency [Domain] Employee compensation and benefits Employee-related Liabilities, Current Currency translation impact Gain (Loss) Restructuring Reserve, Foreign Currency Translation Gain (Loss) Non-Instrumentation and Other Non-Instrumentation and Other [Member] Non-Instrumentation and Other[Member] STOCKHOLDERS EQUITY Equity [Text Block] Other Income (Expense) Other Operating Income (Expense) [Member] Net income Net income Net Income (Loss) Attributable to Parent Dividends [Domain] Dividends [Domain] Expiration Date Trading Arrangement Expiration Date 2031 Finite-Lived Intangible Asset, Expected Amortization, Year Five Stockholders' Equity [Abstract] Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Unrealized gain (loss) on equity securities Equity Securities, FV-NI, Unrealized Gain (Loss) Vesting Period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Property, plant and equipment, net Property, Plant and Equipment, Net Segment Reporting Information Segment Reporting Information [Line Items] Income statement expense Restructuring and other related costs Restructuring Charges Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Payments for repurchase of common stock Payments for Repurchase of Common Stock Adoption Date Trading Arrangement Adoption Date Third-Party Technology and Licenses Third-Party Technology and Licenses [Member] Third-Party Technology and Licenses [Member] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Accounts receivable,net Increase (Decrease) in Accounts Receivable Contract Assets (Unbilled Accounts Receivable) Contract with Customer, Asset, after Allowance for Credit Loss Schedule of Restructuring and Related Costs [Table] Restructuring Cost [Table] Entity Current Reporting Status Entity Current Reporting Status Derivative Derivative [Line Items] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Customer Relationships Customer Relationships [Member] Income from operations Income from operations Operating Income (Loss) Line of Credit Line of Credit [Member] Consolidated Entities [Domain] Consolidated Entities [Domain] Retained earnings Retained Earnings (Accumulated Deficit) Name of Property [Axis] Name of Property [Axis] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Executive Category: Executive Category [Axis] Foreign Exchange Forward Foreign Exchange Forward [Member] Accounting Standards Update [Domain] Accounting Standards Update [Domain] Impairment of IPR&D Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) Net defined benefit pension cost and post retirement plan costs, tax Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax [Abstract] Proceeds from Issuance of Long-Term Debt Proceeds from Issuance of Long-Term Debt Class of Stock [Axis] Class of Stock [Axis] Interest expense Interest Expense, Operating and Nonoperating Current Fiscal Year End Date Current Fiscal Year End Date Subsequent Event Type [Domain] Subsequent Event Type [Domain] Expected Life Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Finite-Lived Intangible Assets, Net Finite-Lived Intangible Assets, Net [Abstract] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Retirement Plan Type [Axis] Retirement Plan Type [Axis] Volatility of selected peer-company shares - Maximum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Peer Company Shares Volatility Rate Range Maximum The measure of the percentage amount by which a share price fluctuates during a period for peer companies - maximum range. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. Other income (expense), net Other income (expense), net Other Nonoperating Income (Expense) Statement [Table] Statement [Table] Deferred taxes expense (benefit) Deferred Income Tax Expense (Benefit) Adjustments to reconcile net income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Prior service benefit Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax Segment Reporting Information Segment Reporting Information, Profit (Loss) [Abstract] Price of Acquisition Business Combination, Price of Acquisition, Expected Beginning Balance (in Shares) Ending Balance (in Shares) Shares, Issued Variable Rate [Domain] Variable Rate [Domain] Contract liability ending balance as of October 31, 2025 Contract liability ending balance as of April 30, 2026 Contract with Customer, Liability Volatility of selected peer-company shares - Minimum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Peer Company Shares Volatility Rate Range Minimum The measure of the percentage amount by which a share price fluctuates during a period for peer companies - minimum range. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. Fair Value Assets And Liabilities Measured On Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Anti-dilutive shares excluded from computation of dilutive earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Weighted average shares used in computing net income per share: Weighted Average Number of Shares Outstanding, Diluted [Abstract] All Adjustments to Compensation All Adjustments to Compensation [Member] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Amendment Flag Amendment Flag Other Postretirement Benefits Plan Other Postretirement Benefits Plan [Member] Termination Date Trading Arrangement Termination Date Net cash used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Measure: Measure [Axis] Number of interest rate swap contracts terminated Number of Interest Rate Derivatives Held Uncommitted Money Market Line Credit Agreement Uncommitted Money Market Line Credit Agreement [Member] Uncommitted Money Market Line Credit Agreement Net defined benefit pension cost and post retirement plan costs: Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax [Abstract] Subsegments Consolidation Items [Axis] Subsegments Consolidation Items [Axis] Unrealized Gains (Losses) on Derivatives AOCI, Derivative Qualifying as Hedge, Excluded Component, Parent [Member] Thereafter Finite-Lived Intangible Asset, Expected Amortization, after Year Five Dividends Payable [Table] Dividends Payable [Table] Foreign currency translation impact Goodwill, Foreign Currency Translation and Measurement Period Adjustments Basic Basic weighted-average shares Weighted Average Number of Shares Outstanding, Basic Remaining authorized repurchase amount under share repurchase program Share Repurchase Program, Remaining Authorized, Amount Indefinite-Lived Intangible Assets (Excluding Goodwill) Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Excess and obsolete inventory related charges Inventory Write-down Cost of revenue Cost of Product and Service Sold Actuarial Losses Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member] Reconciliation of the numerators and denominators of the basic and diluted net income per share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Share Repurchase Program [Table] Share Repurchase Program [Table] Reclassification out of Accumulated Other Comprehensive Income Reclassification out of 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Inventory, Net [Abstract] Restructuring and Related Activities [Abstract] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Atlantic Canada Opportunities Agency (ACOA) Atlantic Canada Opportunities Agency (ACOA) [Member] Atlantic Canada Opportunities Agency (ACOA) Sell Short [Member] Share-based Compensation Arrangement by Share-based Payment Award Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Consolidated Entities [Axis] Consolidated Entities [Axis] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Environmental and Forensics Market Environmental and Forensics Market [Member] Environmental and Forensics Market [Member] Common Stock, Shares, Issued Common Stock, Shares, Issued Net gain (loss) on equity securities sold in the period Equity Securities, FV-NI, Realized Gain (Loss) Actuarial net loss and prior service benefit reclassified, net of tax Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, after Tax Academia and Government Market Academia and Government Market [Member] Academia and Government Market [Member] GOODWILL AND OTHER INTANGIBLE ASSETS Goodwill and Intangible Assets Disclosure [Text Block] Amount outstanding on credit facility Line of Credit Facility, Fair Value of Amount Outstanding Use of Estimates Use of Estimates, Policy [Policy Text Block] Foreign currency translation impact on other intangible assets increase (decrease) Finite-Lived Intangible Assets, Foreign Currency Translation Gain (Loss) Goodwill balances and movements for each reportable segment during the period Schedule of Goodwill [Table Text Block] Trading Arrangement: Trading Arrangement [Axis] Total Shareholder Return Amount Total Shareholder Return Amount Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount Insider Trading Arrangements [Line Items] Security Exchange Name Security Exchange Name Derivative instruments (foreign exchange contracts) Foreign Currency Contracts, Liability, Fair Value Disclosure Terminated Derivative Contracts Interest Rate Derivatives [Abstract] Total liabilities Liabilities Currency [Axis] Currency [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Maximum borrowing capacity of credit facility Line of Credit Facility, Maximum Borrowing Capacity Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Deferred compensation liability Deferred compensation liability, measured at fair value Deferred compensation liability measured at fair value on a recurring basis. Incremental Revolving Credit Facility Incremental Revolving Credit Facility [Member] Incremental Revolving Credit Facility Retirement and post-retirement benefits Liability, Defined Benefit Plan, Noncurrent Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract] Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract] Statement Line Items Statement [Line Items] Variable Rate [Axis] Variable Rate [Axis] Consolidation Items [Axis] Consolidation Items [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Schedule of Restructuring Reserve by Type of Cost Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and Cash Equivalent Common Stock Common Stock [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Net increase (decrease) in cash, cash equivalents and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation