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Stock Options Share-Based Payment Arrangement, Option [Member] Long-Lived Assets [Table] Property, Plant and Equipment [Table] Total income taxes paid Income Taxes Paid Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] 4.800% Senior Notes due 2036 4.800% Senior Notes due 2036 [Member] 4.800% Senior Notes due 2036 Percent Effective Income Tax Rate Reconciliation, Percent [Abstract] 3.625% Euro notes due 2035 3.625 Percent Euro Notes Due 2035 [Member] 3.625 Percent Euro Notes Due 2035 Ultimate health care cost trend rate Defined Benefit Plan, Ultimate Health Care Cost Trend Rate Cash dividends paid Dividends, Common Stock, Cash Total Eaton shareholders’ equity Equity, Attributable to Parent Other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax [Abstract] Ordinary shares authorized (shares) Common Stock, Shares Authorized Other current liabilities Increase (Decrease) in Other Current Liabilities Environmental Loss Contingency, Statement Of Financial Position, Extensible Enumeration, Not Disclosed Flag Environmental Loss Contingency, Statement Of Financial Position, Extensible Enumeration, Not Disclosed Flag Environmental Loss Contingency, Statement Of Financial Position, Extensible Enumeration, Not Disclosed Flag Ultra PCS Limited Ultra PCS Limited [Member] Ultra PCS Limited Liabilities and shareholders’ equity Liabilities and Equity [Abstract] Cover [Abstract] Cover [Abstract] Maximum Maximum [Member] Exercisable at end of period (USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price Weighted-average amortization period of finite-lived intangible assets Finite-Lived Intangible Asset, Useful Life Less net income for noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Rate of compensation increase Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase Gain on sale leaseback transactions Sale and Leaseback Transaction, Gain (Loss), Net RSAs Restricted Stock [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule of RSU and RSA activity Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] Unusual or Infrequent Item, or Both [Domain] Unusual or Infrequent Item, or Both [Domain] Retirement Benefits [Abstract] Retirement Benefits [Abstract] Common collective and other trusts measured at net asset value Common Collective Trusts, Fixed Income Fair Value of Pension Plan Assets - 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Entity Emerging Growth Company Entity Emerging Growth Company 2028 Long-Term Debt, Maturity, Year Three Total Balance at January 1 Balance at December 31 Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax Finance leases Finance Lease, Weighted Average Remaining Lease Term Outstanding at beginning of period (in shares) Outstanding at end of period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Deferred debt issuance costs Debt Issuance Costs, Net 4.70% senior notes due 2052 4.70% Senior Notes Due 2052 [Member] 4.70% Senior Notes Due 2052 Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] 2026 Defined Benefit Plan, Expected Future Benefit Payment, Year One Intangible assets not subject to amortization Indefinite-Lived Intangible Assets (Excluding Goodwill) Less imputed interest Finance Lease, Liability, Undiscounted Excess Amount Ordinary shares outstanding (in shares) Common Stock, Shares, Outstanding Assumptions used to determine benefit obligation at year-end (as a percent) Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] Schedule of Carrying Value of Short-Term Investments Marketable Securities [Table Text Block] Changes in pension and other postretirement benefit liabilities recognized in Accumulated other comprehensive loss Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax [Abstract] Schedule of Disaggregation of Sales Disaggregation of Revenue [Table Text Block] Exercisable at end of period Share-Based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Remaining Contractual Term Other assets Assets for Plan Benefits, Defined Benefit Plan Number of shares received upon vesting (in shares) Share-Based Compensation Arrangement By Share-Based Payment Award, Number Of Shares Received Upon Vesting Share-Based Compensation Arrangement By Share-Based Payment Award, Number Of Shares Received Upon Vesting Schedule of Amortization Expense of Intangible Assets Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Change in benefit obligations Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Number of performance share units Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Accrued compensation Increase (Decrease) in Accrued Salaries Current Income Tax Expense (Benefit), Continuing Operations, by Jurisdiction [Abstract] Income tax expense Total income tax expense Tax expense Income Tax Expense (Benefit) Nondeductible interest expense Effective Income Tax Rate Reconciliation, Nondeductible Expense, Interest, Percent Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the Irish statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible interest expense. Document Information [Line Items] Document Information [Line Items] Preferred stock issued (in shares) Preferred Stock, Shares Issued Per ordinary share - diluted (USD per share) Impairment Effect on Earnings Per Share, after Tax Other expense - net Other Corporate Expense Net Other corporate expense-net. 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United States pension plans' target allocation of other, including private equity, private debt, and cash equivalents Defined Benefit Plan, Target Allocation Of Other Assets Defined Benefit Plan, Target Allocation of Other Assets; Target allocation percentage of investments in other assets including hedge funds and cash equivalents. Additions Goodwill, Acquired During Period Total consideration, net of cash received Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less), and Goodwill, Less Noncontrolling Interest Exercise of employee stock options Proceeds from stock options exercised Proceeds from Stock Options Exercised Cash paid for acquisition of businesses, net of cash acquired Cash purchase price, net of cash received Payments to Acquire Businesses, Net of Cash Acquired Ireland Income Tax Paid, Federal, after Refund Received Redemption price (as a percent) Debt Instrument, Redemption Price, Percentage Ireland income tax loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards, Domestic Other items - net Effective Income Tax Rate Reconciliation, Other Adjustments, Amount United State pension plans' target allocation of debt securities Defined Benefit Plan, Target Allocation Of Debt Securities Defined Benefit Plan, Target Allocation Of Debt Securities Non-vested at beginning of period (in shares) Non-vested at end of period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Accumulated benefit obligation Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Percent payout Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Payout Percent Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Payout Percent Total compensation expense not yet recognized of stock options Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Other decreases, including currency translation Unrecognized Tax Benefits, Decrease Resulting from Foreign Currency Translation Foreign income tax loss carryforwards Deferred income tax assets for income tax loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards, Foreign Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Amounts recognized in the Consolidated Balance Sheets Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract] 3.10% senior notes due 2027 3.10% Senior Notes Due 2027 [Member] Senior notes due 2027 [Member] 4.000% Senior Notes due 2038 4.000% Senior Notes due 2038 [Member] 4.000% Senior Notes due 2038 Forfeited (in shares) Forfeited (shares) Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Effective Income Tax Rate Reconciliation [Table] Effective Income Tax Rate Reconciliation [Table] Prior service cost arising during the year Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, Prior Service Cost (Credit) before Tax Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, Prior Service Cost (Credit) before Tax Preferred stock, par value (in USD per share) Preferred Stock, Par or Stated Value Per Share Useful life Property, Plant and Equipment, Useful Life Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Subsequent Event Subsequent Event [Member] Schedule of Assumptions Used in Determining Fair Value of Stock Options Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Tranche One Tranche One [Member] Tranche One Interest expense - net Interest Income (Expense), Operating Original Equipment Manufacturers Original Equipment Manufacturers [Member] Original Equipment Manufacturers [Member] Total depreciation of property, plant and equipment Depreciation Total after income taxes Restructuring Charges, after Tax Restructuring Charges, after Tax Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Money market funds measured at net asset value Money Market Funds [Member] 2029 Finance Lease, Liability, to be Paid, Year Four Schedule of Income Tax Expense (Benefit) Income Tax Expense Benefit [Table Text Block] Income tax expense benefit. 3.92% senior notes due 2047 3.92% Senior Notes Due 2047 [Member] Senior notes due 2047 [Member] Equity Components [Axis] Equity Components [Axis] Long-Lived Assets [Line Items] Property, Plant and Equipment [Line Items] Sublease income Sublease Income Government Assistance, Liability, Current, Statement of Financial Position [Extensible Enumeration] Government Assistance, Liability, Current, Statement of Financial Position [Extensible Enumeration] Products Product [Member] United Kingdom pension plans percentage of worldwide pension assets United Kingdom Pension Plan Percentage Of Worldwide Pension Assets United Kingdom plans of worldwide pension assets After ASU 2013-11 After ASU 2013-11 [Member] After ASU 2013-11 [Member] Entity Address, Country Entity Address, Country Financing cash outflows - payments on finance lease obligations Finance Lease, Principal Payments Delayed Draw Term Loan (DDTL) Delayed Draw Term Loan (DDTL) [Member] Other postretirement benefits liabilities Liability, Other Postretirement Defined Benefit Plan, Noncurrent 2029 Defined Benefit Plan, Expected Future Benefit Payment, Year Four Total current liabilities Liabilities, Current Income Tax Authority [Domain] Income Tax Jurisdiction [Domain] Finance leases Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Currency translation Defined Benefit Plan Amounts Recognized In Other Comprehensive Income Foreign Currency Translation Defined Benefit Plan Amounts Recognized In Other Comprehensive Income Foreign Currency Translation. Measurement Period Adjustments, Property, plant, and equipment Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Property, Plant, and Equipment eMobility eMobility [Member] eMobility 4.15% senior notes due 2042 4.15% Senior Notes Due 2042 [Member] Senior notes due 2042 [Member] Interest rate used to credit cash balance plans Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Weighted-Average Interest Crediting Rate Funded status Defined Benefit Plan, Funded (Unfunded) Status of Plan Systems Systems [Member] Systems [Member] Five Year Credit Facility Dated October 3, 2022 Five Year Credit Facility Dated October 3, 2022 [Member] Five Year Credit Facility Dated October 1, 2027 Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Number of holders of record of Eaton ordinary shares Number of shareholders Number of shareholders. Exercisable at end of period Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value Income Taxes (Textuals) [Line Items] Income Taxes (Textuals) [Line Items] Income Taxes (Textuals) [Line Items] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Current portion of long-term debt Less current portion of long-term debt Long-Term Debt and Lease Obligation, Current Latin America Latin America [Member] Summary of financial instruments recognized at fair value and fair value measurement used Summary Of Financial Instruments Recognized At Fair Value And Fair Value Measurement Used Abstract Summary of financial instruments recognized at fair value and fair value measurement used. IRS Statutory Notice of Deficiency proposed assessment of additional federal taxes IRS Statutory Notice of Deficiency proposed assessment of additional federal taxes IRS Statutory Notice of Deficiency proposed assessment of additional federal taxes Gains (losses) relating to assets still held at year-end Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Still Held CREDIT LOSSES FOR RECEIVABLES Allowance for Credit Losses [Text Block] Property, Plant and Equipment, Type [Axis] Long-Lived Tangible Asset [Axis] Settlements, curtailments, and special termination benefits Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment Customer deposits and billings Contract With Customer, Liability, Customer Deposits And Billings Contract With Customer, Liability, Customer Deposits And Billings 3.950% Senior Notes due 2029 3.950% Senior Notes due 2029 [Member] 3.950% Senior Notes due 2029 2027 Finance Lease, Liability, to be Paid, Year Two Accumulated depreciation Finance Lease, Right-of-Use Asset, Accumulated Amortization Hedged Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Hedged Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Hedged Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag NordicEPOD AS NordicEPOD AS [Member] NordicEPOD AS 2027 Defined Benefit Plan, Expected Future Benefit Payment, Year Two Other assets Other Assets, Noncurrent Customer [Domain] Customer [Domain] Schedule of Supplemental Balance Sheet Information related to Leases Leases, Supplemental Balance Sheet Information [Table Text Block] Leases, Supplemental Balance Sheet Information [Table Text Block] Entity Central Index Key Entity Central Index Key Schedule of Maturities of Long-Term Debt Schedule of Maturities of Long-Term Debt [Table Text Block] Industrial and Other Industrial and Other [Member] Industrial and Other [Member] Schedule of Defined Benefit Plans Disclosures [Table] Defined Benefit Plan [Table] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Aftermarket Aftermarket, Distribution and End User [Member] Aftermarket, Distribution and End User [Member] Deferred revenue liabilities, included in other current liabilities Contract with Customer, Liability, Current Class of Stock [Domain] Class of Stock [Domain] Total compensation expense not yet recognized of equity instrument other than options Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Gross benefits paid Defined Benefit Plan, Benefit Obligation, Benefits Paid Income taxes at the applicable statutory rate Income taxes at the applicable statutory rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Invoices confirmed during the period Supplier Finance Program, Obligation, Addition Supplier Finance Program, Obligation, Addition Subsequent Event Type [Axis] Subsequent Event Type [Axis] Weighted-average remaining lease term Weighted Average Remaining Lease Term [Abstract] Weighted Average Remaining Lease Term Reconciliations of income taxes from the appropriate statutory rate [Axis] Reconciliations of income taxes from the appropriate statutory rate [Axis] Reconciliations of income taxes from the appropriate statutory rate [Axis] 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Three Reclassification from AOCI, pre-tax Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax Historical cost Finite-Lived Intangible Assets, Gross Deferred ordinary shares, shares issued and outstanding (in shares) Deferred Ordinary Shares, Shares Issued And Outstanding Deferred Ordinary Shares, Shares Issued And Outstanding Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Research and development expense Research and Development Expense Accumulated other comprehensive loss Total AOCI Attributable to Parent [Member] Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Work-in-process Inventory, Work in Process, Gross 3.550% Senior Notes due 2034 3.550% Senior Notes due 2034 [Member] 3.550% Senior Notes due 2034 Pensions and other postretirement benefits Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] Government assistance deferred income, liability, noncurrent Government Assistance, Liability, Noncurrent Operating loss carryforwards Operating Loss Carryforwards Changes in unrecognized tax benefits Effective Income Tax Rate Reconciliation, Tax Contingency, Amount Fair Value, Inputs, Level 1, 2 and 3 Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] Schedule of Long-Term Debt, including Current Portion Schedule of Long-Term Debt Instruments [Table Text Block] Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Investments in associate companies Payments to Acquire Investments 2027 Lessee, Operating Lease, Liability, to be Paid, Year Two Outstanding at end of period Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term 3.625% Senior Notes due 2035 3.625% Senior Notes due 2035 [Member] 3.625% Senior Notes due 2035 Germany GERMANY 2028 Defined Benefit Plan, Expected Future Benefit Payment, Year Three Outstanding at end of period Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Letters of credit outstanding, amount Letters of Credit Outstanding, Amount Amortization of gains on net investment hedges (amount excluded from effectiveness testing) reclassified to earnings, pre-tax Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), Adjustments, before Tax Sales (purchases) of short-term investments - net Payments for (Proceeds from) Short-Term Investments Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Other Other Intangible Assets [Member] Award Type [Domain] Award Type [Domain] 2026 Lessee, Operating Lease, Liability, to be Paid, Year One 5.45% debentures due 2034 5.45% Debentures due 2034 [Member] Debentures due 2034 [Member] Noncontrolling interests Equity, Attributable to Noncontrolling Interest Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Canada CANADA Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Other items - net Effective Income Tax Rate Reconciliation, Other Reconciling Items, Percent Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Expected dividend yield Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Currency exchange contracts Foreign Exchange Contract [Member] Revenue recognized in the period Contract with Customer, Liability, Revenue Recognized Retirement Plan Type [Domain] Retirement Plan Type [Domain] Real estate cash deposit Pledged Assets, Not Separately Reported, Real Estate, Cash Deposit Pledged Assets, Not Separately Reported, Real Estate, Cash Deposit Tax rate differential Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent Income Taxes Textuals [Table] Income Taxes Textuals [Table] Income Taxes Textuals [Table] Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Components of pension plans with an accumulated benefit 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is achieved Defined Benefit Plan, Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate Measurement Period Adjustments, Goodwill Goodwill, Measurement Period Adjustment Accrual for environmental loss contingencies Accrual for Environmental Loss Contingencies United Arab Emirates UNITED ARAB EMIRATES Components Of Current And Long-Term Deferred Income Taxes [Table] Components Of Current And Long-Term Deferred Income Taxes [Table] Components Of Current And Long-Term Deferred Income Taxes [Table] Accounts payable Accounts Payable, Current Operating cash outflows - payments on operating leases Operating Lease, Payments Translation Supplier Finance Program, Translation Adjustment Supplier Finance Program, Translation Adjustment Other Comprehensive Income (Loss), before Tax, Total Other Comprehensive Income (Loss), before Tax 3.802% Euro notes due 2036 3.802 Percent Euro Notes Due 2036 [Member] 3.802 Percent Euro Notes Due 2036 Valuation allowance Related valuation allowance [Member] Related valuation allowance. Tax Period [Axis] Tax Period [Axis] Foreign Current Foreign Tax Expense (Benefit) Goodwill [Roll Forward] Goodwill [Roll Forward] COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Other noncurrent assets Other Assets, Noncurrent [Abstract] Diluted (in shares) Weighted-average number of ordinary shares outstanding - diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Segment Segment Reporting, Policy [Policy Text Block] Proceeds from (payments for) settlement of currency exchange contracts not designated as hedges - net Payments for (Proceeds from) Derivative Instrument, Investing Activities 5.450% Senior Notes due 2056 5.450% Senior Notes due 2056 [Member] 5.450% Senior Notes due 2056 Initial health care cost trend rate Assumptions Used To Determine Expense Initial Health Care Cost Trend Rate Assumptions used to determine expense initial health care cost trend rate. 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Risk-free interest rate, minimum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum Electrical Global Electrical Global Segment [Member] Electrical Global Segment Quoted prices in active markets for identical assets (Level 1) Fair Value, Inputs, Level 1 [Member] Borrowings outstanding Long-Term Line of Credit Balance at beginning of period (in shares) Balance at end of period (in shares) Shares, Outstanding Accounts payable Business Combination, Recognized Liability Assumed, Accounts Payable, Current Diluted (USD per share) Earnings Per Share, Diluted Ireland Deferred Ireland Tax Expense (Benefit) Amount of deferred Ireland income tax expense (benefit) pertaining to income (loss) from continuing operations. 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Balance at beginning period Balance at ending period Supplier Finance Program, Obligation Risk-free interest rate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate 0.577% Euro notes due 2030 0.577 Percent Euro Notes Due 2030 [Member] 0.577 Percent Euro Notes Due 2030 Entity Tax Identification Number Entity Tax Identification Number United States pension plans' target allocation of United States equities United States pension plan target allocation of United States equities Defined Benefit Plan, Target Allocation Percentage of Assets, United States Equity Securities: Target allocation percentage of investments in United States equity securities to total plan assets presented on a weighted-average basis as of the measurement date of the latest statement of financial position. 364 Day Credit Facility Dated September 30, 2024 364 Day Credit Facility Dated September 30, 2024 [Member] 364 Day Credit Facility Dated September 30, 2024 Balance at beginning of period (USD per share) Balance at end of period (USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Cash flow hedges Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member] Ordinary shares issued (in shares) Common Stock, Shares, Issued 2029 Long-Term Debt, Maturity, Year Four Operating leases Operating Lease, Weighted Average Remaining Lease Term GOODWILL AND OTHER INTANGIBLE ASSETS Goodwill and Intangible Assets Disclosure [Text Block] Worldwide operations Worldwide Operations [Member] Worldwide Operations [Member] Schedule of Changes in Carrying Amount of Goodwill Schedule of Goodwill [Table Text Block] Interest expense - net Interest Expense, Nonoperating Net actuarial loss (gain) Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), Gain (Loss), before Tax Corporate Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] Security Exchange Name Security Exchange Name Foreign Income Tax Paid, Foreign, after Refund Received Components of pension plans with a projected benefit obligation in excess of plan assets Defined Benefit Plan, Pension Plan with Project Benefit Obligation in Excess of Plan Assets [Abstract] Total noncurrent liabilities Liabilities, Noncurrent Credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Defined Benefit Plan, Plan Assets, Category [Domain] Defined Benefit Plan, Plan Assets, Category [Domain] Ordinary shares purchased (in shares) Stock Repurchased During Period, Shares 4.35% senior notes due 2028 4.35% Senior Notes Due 2028 [Member] 4.35% Senior Notes Due 2028 Other current liabilities Other Liabilities, Current Operating Loss and Tax Credit Carry Forward By Expiration Dates [Axis] Operating Loss and Tax Credit Carry Forward By Expiration Dates [Axis] Operating loss and tax credit carry forward by expiration dates. 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Accounts payable Increase (Decrease) in Accounts Payable Type of Restructuring [Domain] Type of Restructuring [Domain] Basic (USD per share) Earnings Per Share, Basic Commercial Paper Commercial Paper [Member] 3.601% Euro notes due 2031 3.601 Percent Euro Notes Due 2031 [Member] 3.601 Percent Euro Notes Due 2031 2025 Euro Notes 2025 Euro Notes [Member] 2025 Euro Notes Net gain (loss) arising during the year Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Including Portion Attributable to Noncontrolling Interest [Member] Fair value of plan assets Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets Changes in unrecognized tax benefits Effective Income Tax Rate Reconciliation, Tax Contingency, Percent Changes in noncontrolling interest of consolidated subsidiaries - net Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Net Net current-period Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Discount rate Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate Schedule of Business Segment Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Inventory Disclosure [Abstract] Short-term debt Short-Term Debt Schedule of Information Related to PSUs Information Related To PSUs [Table Text Block] Information Related to PSUs [Table Text Block] Backlog of unsatisfied or partially satisfied obligations Revenue, Remaining Performance Obligation, Amount 2028 Finance Lease, Liability, to be Paid, Year Three Cash equivalents Cash and Cash Equivalents [Member] Real estate Real estate Real Estate Funds [Member] Acquired entity, prior year sales Business Combination, Acquiree's Revenue, Prior Period Pre-tax expense for stock options Share-Based Payment Arrangement, Expense Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Tax Period [Domain] Tax Period [Domain] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Assets Assets, Current [Abstract] Movement in Deferred Revenue [Roll Forward] Movement in Deferred Revenue [Roll Forward] Total liabilities and equity Liabilities and Equity Jiangsu Huineng Electric Co. Ltd. Jiangsu Huineng Electric Co. Ltd. [Member] Jiangsu Huineng Electric Co. Ltd. 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Operating lease assets Operating Lease, Right-of-Use Asset Effective income tax expense rate Effective income tax expense rate Effective Income Tax Rate Reconciliation, Percent Electrical Americas Electrical Americas Segment [Member] Electrical Americas Segment Operating lease cost Operating Lease, Cost Cash equivalents Cash Equivalents Fair Value of Postretirement Benefits Plan Assets Cash Equivalents Fair Value of Postretirement Benefits Plan Assets Period for recognition of total compensation expense not yet recognized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Exercised (in shares) Stock options exercised (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Equity [Abstract] Equity [Abstract] Goodwill and Indefinite Life Intangible Assets Goodwill and Intangible Assets, Policy [Policy Text Block] Buildings Building [Member] Derivative Financial Instruments and Hedging Activities Derivatives, Policy [Policy Text Block] BUSINESS SEGMENT INFORMATION Segment Reporting Disclosure [Text Block] Schedule of Goodwill [Table] Goodwill [Table] Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] United States treasuries US Treasury Securities [Member] Fair value of plan assets Beginning balance Ending balance Total pension plan assets Defined Benefit Plan, Plan Assets, Amount Certain trademarks Trademarks Trademarks [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Retirement Plan Sponsor Location [Axis] Retirement Plan Sponsor Location [Axis] Retirement Plan Sponsor Location [Axis] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Schedule of Benefits Expense Schedule of Net Benefit Costs [Table Text Block] Other noncurrent liabilities Business Combination, Recognized Liability Assumed, Other Liability, Noncurrent Cash flow hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent Contingent future payments from acquisition of Resilient Power Systems Inc. (Note 2) Business Combination, Contingent Consideration, Liability Fair Value, Assets Measured on Recurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Intangible asset amortization expense Amortization of Intangible Assets Leases Lessee, Leases [Policy Text Block] Selling and administrative expense Selling, General and Administrative Expense Deferred income taxes Deferred Income Tax Assets, Net Stock repurchased Stock Repurchased During Period, Value Schedule of Changes in Accumulated Other Comprehensive Loss Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Depreciation and amortization Depreciation, Depletion and Amortization Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Finished goods Inventory, Finished Goods, Gross Employee compensation expense Business Acquisition, Employee Transaction And Retention Award, Compensation Expense Business Acquisition, Employee Transaction And Retention Award, Compensation Expense Revolving Credit Facility Revolving Credit Facility [Member] Tax rate differential Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Total finance lease liabilities Total present value of lease liabilities Finance leases Finance Lease, Liability Operating profit of acquiree since acquisition date Business Combination, Acquiree's Earnings (Loss) since Acquisition Date, Actual Segments [Axis] Segments [Axis] Operating Loss and Tax Credit Carry Forward [Table] Operating Loss and Tax Credit Carry Forward [Table] Operating loss and tax credit carry forward. Local Phone Number Local Phone Number Europe Europe [Member] Share price (USD per share) Share Price Other - net Payment for (Proceeds from) Other Investing Activity Other - net Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Other Item EQUITY-BASED COMPENSATION Share-Based Payment Arrangement [Text Block] Employee transaction and retention awards amount Business Acquisition, Employee Transaction And Retention Awards, Amount Business Acquisition, Employee Transaction And Retention Awards, Amount Repurchase of shares (in shares) Stock Repurchased and Retired During Period, Shares Other intangible assets Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill Estimated charges Restructuring and Related Cost, Expected Cost Current assets Assets [Abstract] Credit Facility [Axis] Credit Facility [Axis] Measurement Period Adjustments, Accounts receivable Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accounts Receivable Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accounts Receivable Schedule of Changes in SCF Obligations Supplier Finance Program [Table Text Block] Debt Instrument [Axis] Debt Instrument [Axis] Forfeited (in USD per share) Forfeited (in USD per Share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value FAIR VALUE MEASUREMENTS Fair Value Disclosures [Text Block] RETIREMENT BENEFITS PLANS Retirement Benefits [Text Block] Business Combination [Line Items] Business Combination [Line Items] Credit Facility [Domain] Credit Facility [Domain] Award vesting rate Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Accounting Policies [Line Items] Accounting Policies [Line Items] Accounting Policies Debt instrument, stated interest rate Debt Instrument, Interest Rate, Stated Percentage Operating lease liabilities Operating Lease, Liability, Noncurrent Summary of other intangible assets Intangible Assets, Net (Excluding Goodwill) [Abstract] Entity Registrant Name Entity Registrant Name Increases and decreases as a result of positions taken during prior years Increases and Decreases As A Result Of Positions Taken During Prior Periods Abstract Increases and decreases as a result of positions taken during prior periods. Total expense (income) Defined Benefit Plan, Net Periodic Benefit Cost (Credit) 2022 Program 2022 Program [Member] 2022 Program Currency translation Defined Benefit Plan, Benefit Obligation, Foreign Currency Translation Gain (Loss) Supplier Finance Program, Obligation, Statement of Financial Position [Extensible Enumeration] Supplier Finance Program, Obligation, Statement of Financial Position [Extensible Enumeration] Defined benefit plan, accounting corridor for amortization of net actuarial gains (losses) (as a percent) Defined Benefit Plan, Accounting Corridor for Amortization of Net Actuarial Gains (Losses) Defined Benefit Plan, Accounting Corridor for Amortization of Net Actuarial Gains (Losses) Finance Lease, right-of-use asset Finance Lease, Right-of-Use Asset, before Accumulated Amortization Machinery and equipment Machinery and Equipment [Member] Granted (in USD per share) Weighted-average fair value of PSUs granted (in USD 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 Interest cost Defined Benefit Plan, Interest Cost Amounts recognized in Accumulated other comprehensive loss (pre-tax) Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax [Abstract] Issuance of shares under equity-based compensation plans Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Foreign Deferred Foreign Income Tax Expense (Benefit) Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Number of reporting units Number of Reporting Units Schedule of Restructuring Program Charges Restructuring and Related Costs [Table Text Block] Other - net Proceeds from (Payment for) Other Financing Activity Amounts reclassified from Accumulated other comprehensive loss (income) Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Measurement Period Adjustments, Accounts payable Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accounts Payable Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accounts Payable Accruals and other adjustments Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals [Abstract] Schedule of Change in Plan Assets Schedule of Changes in Fair Value of Plan Assets [Table Text Block] Deferred Deferred Income Taxes and Tax Credits [Abstract] Face value of debt instrument Debt Instrument, Face Amount Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Derivative Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Derivative Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Derivative Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Assumptions used to determine expense (as a percent) Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract] Non-vested at beginning of period (in USD per share) Non-vested at end of period (in USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Restructuring Type [Axis] Restructuring Type [Axis] Credit Loss [Abstract] Schedule of Maturities of Finance Lease Liabilities Finance Lease, Liability, to be Paid, Maturity [Table Text Block] Fixed income Fixed Income Funds [Member] Foreign Tax Jurisdiction Foreign Tax Authority Foreign Tax Jurisdiction [Member] Segments [Domain] Segments [Domain] Income Statement Location [Axis] Statement of Income Location, Balance [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Benefit obligations Balance at January 1 Balance at December 31 Defined Benefit Plan, Benefit Obligation Inventory Increase (Decrease) in Inventories Portion of intercompany balance sheet exposure (as a percent) Percentage of intercompany balance sheet exposure Percentage of intercompany balance sheet exposure. Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Measurement Period Adjustments, Other current liabilities Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Other Current Liabilities Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Other Current Liabilities Employee incentives, maximum payout Business Combinations, Contingent Consideration, Maximum Employee Incentive Payable Business Combinations, Contingent Consideration, Maximum Employee Incentive Payable Deferred revenue from business acquisition Contract with Customer, Liability, Increase (Decrease) for Contract Acquired in Business Combination Long-term debt Long-Term Debt and Lease Obligation, Including Current Maturities Senior notes Senior Notes [Member] Boyd Thermal Boyd Thermal [Member] Boyd Thermal Schedule of Fair Value of Other Postretirement Benefits Plan Assets Fair Value of Other Postretirement Benefits [Table Text Block] Fair Value of Other Postretirement Benefits Lease assets obtained in exchange for new lease obligations, including leases acquired: Lease Assets Exchanged For Lease Obligations [Abstract] Lease Assets Exchanged For Lease Obligations [Abstract] Schedule of Components of Deferred Income Taxes Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Schedule of Components of Pension Plans with Projected Benefit Obligations in Excess of Plan Assets Defined Benefit Plan, Plan with Projected Benefit Obligation in Excess of Plan Assets [Table Text Block] Net property, plant and equipment Finance Lease, Right-of-Use Asset, after Accumulated Amortization Short-term investments Total short-term investments Short-Term Investments Prepaid expenses and other current assets Business Combination, Recognized Asset Acquired, Prepaid Expense and Other Asset, Current Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Total consideration for acquisition Cash Acquired from Acquisition 2030 Finite-Lived Intangible Asset, Expected Amortization, Year Six Finite-Lived Intangible Asset, Expected Amortization, Year Six Fair Value Measured at Net Asset Value Per Share Fair Value Measured at Net Asset Value Per Share [Member] Business Combination [Axis] Business Combination [Axis] 5.25% to 7.875% notes (maturities ranging from 2026 to 2035) 5.25% To 7.875% Notes Due From 2024 To 2035 [Member] Less amounts included in expense during the year Defined Benefit Plan, Reclassification Adjustment from AOCI, Gain (Loss) before Tax Defined Benefit Plan, Reclassification Adjustment from AOCI, Gain (Loss) before Tax Noncontrolling interests Noncontrolling Interest [Member] SUPPLY CHAIN FINANCE PROGRAM Supplier Finance Program [Text Block] Fibrebond Corporation Fibrebond Corporation [Member] Fibrebond Corporation Measurement Period Adjustments, Total consideration, net of cash received Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred Backlog Intangible Assets Backlog Intangible Assets [Member] Backlog Intangible Assets Pre-tax Other Comprehensive Income (Loss), before Tax Period Change [Abstract] Discount rate used to determine service cost Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate To Determine Service Costs Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate To Determine Service Costs Long-term debt, term Long-Term Debt, Term Forfeited and cancelled (shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period Fair value hedging adjustment Hedged Liability, Fair Value Hedge Measurement Period Adjustments, Inventory Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Inventory Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Long-term debt and current portion of long-term debt, fair value Debt Instrument, Fair Value Disclosure Scenario [Axis] Scenario [Axis] Resilient Power Systems Inc. Resilient Power Systems Inc. [Member] Resilient Power Systems Inc. Schedule of Unrecognized Tax Benefits Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Measurement Period Adjustments, Other intangible assets Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Other Intangible Assets Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Other Intangible Assets Other accruals and adjustments Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Reserves Secretariat of the Federal Revenue Bureau of Brazil Secretariat of the Federal Revenue Bureau of Brazil [Member] Derivative Contract [Domain] Derivative Contract [Domain] Domestic Plan Domestic Plan [Member] Tax Years 2005-2012 Tax Years 2005-2012 [Member] Tax Years 2005-2012 2030 Defined Benefit Plan, Expected Future Benefit Payment, Year Five Lease term Lessor, Operating Lease, Term of Contract Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Capital expenditures for property, plant and equipment Payments to Acquire Property, Plant, and Equipment Expiration date after date of grant Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Reclassification out of Accumulated Other Comprehensive Loss Reclassification out of Accumulated Other Comprehensive Income [Member] Vehicle Vehicle [Member] Vehicle Tranche Two Tranche Two [Member] Tranche Two Schedule of Interest Paid on Debt Interest paid on debt [Table Text Block] Interest paid on debt Translation Goodwill, Foreign Currency Translation, Gain (Loss) 4.500% Senior Notes due 2033 4.500% Senior Notes due 2033 [Member] 4.500% Senior Notes due 2033 Sales recognized over time, as a percent of Consolidated Net Sales (less than) (as a percent) Revenue, Sales Recognized Over Time, Percentage Revenue, Sales Recognized Over Time, Percentage Aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Aggregate Intrinsic Value [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Options, Aggregate Intrinsic Value Schedule of Other Intangible Assets by Major Class [Table] Intangible Asset, Finite-Lived [Table] Geographical [Axis] Geographical [Axis] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Changes in working capital Increase (Decrease) in Other Operating Assets and Liabilities, Net Pensions and other postretirement benefits Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent Total fair value of stock options vested Share-Based Compensation Arrangement by Share Based Payment Award, Options, Vesting, Fair Value Share-Based Compensation Arrangement by Share Based Payment Award, Options, Vesting, Fair Value Number of environmental remediation sites world wide Number Of Sites World Wide Total number of sites world wide. Schedule of Assumptions Used in Determining Fair Value of PSUs Schedule Of Share-based Payment Award, Performance Share Units (Market-Based), Valuation Assumptions [Table Text Block] Schedule of Share-based Payment Award, Performance Share Units (Market-Based), Valuation Assumptions [Table Text Block] Deferred ordinary shares par value (EUR per share) Deferred Ordinary Shares par value Deferred Ordinary Shares par value Asia Pacific Asia Pacific [Member] Forecast Forecast [Member] Title of 12(b) Security Title of 12(b) Security Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Other Expense Other Expense [Member] Invoices paid during the period Supplier Finance Program, Obligation, Settlement Supplier Finance Program, Obligation, Settlement Defined Benefit Plan, Change in Fair Value of Plan Assets, Level 3 Reconciliation [Roll Forward] Defined Benefit Plan, Change in Fair Value of Plan Assets, Level 3 Reconciliation [Roll Forward] Reconciliation of income taxes from appropriate statutory rate to the consolidated effective income tax rate [Table] Reconciliation of income taxes from appropriate statutory rate to the consolidated effective income tax rate [Table] Reconciliation of income taxes from appropriate statutory rate to the consolidated effective income tax rate [Table] Pension and other postretirement benefits expense Pension and other postretirement benefits income Pension and Other Postretirement Benefits Cost (Reversal of Cost) Net income per share attributable to Eaton ordinary shareholders Earnings Per Share [Abstract] 2030 Lessee, Operating Lease, Liability, to be Paid, Year Five Return of investment from associate companies Proceeds from Equity Method Investment, Distribution, Return of Capital Effect of cross-border tax laws – foreign derived intangible income Effective Income Tax Rate Reconciliation, FDII, Percent Foreign income tax credit carryforwards Tax Credit Carryforward, Amount Total other postretirement benefits plan assets Fair Value of Other Postretirement Benefits Plan Assets Fair Value of Other Postretirement Benefits Plan Assets Purchases, sales, settlements - net Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Purchase, Sale, and Settlement Schedule of Information Related to RSUs and RSAs Information Related To RSUs And RSAs [Table Text Block] Information Related to RSUs and RSAs[Table Text Block] Business acquisition, recognized liability assumed, employee incentives, term Business Acquisition, Recognized Liability Assumed, Employee Incentives, Term Business Acquisition, Recognized Liability Assumed, Employee Incentives, Term Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Thereafter Finance Lease, Liability, to be Paid, after Year Five Exercised (USD per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Schedule of Components of Inventory Schedule of Inventory, Current [Table Text Block] Service cost Defined Benefit Plan, Service Cost Foreign Foreign - other [Member] Geographic locations excluding Ireland and the United States Unfunded commitments Fair Value, Investments, Entities that Calculate Net Asset Value Per Share, Unfunded Commitments Other comprehensive income (loss) arising during the year, before reclassifications, after-tax Other comprehensive income (loss) before reclassifications Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Alleged tax deficiency Income Tax Examination, Alleged Tax Deficiency Income Tax Examination, Alleged Tax Deficiency Tax Years 2011-2013 Tax Years 2011-2013 [Member] Tax Years 2011-2013 EATON SHAREHOLDERS' EQUITY Equity [Text Block] Net income attributable to Eaton ordinary shareholders Total, net of tax Net income attributable to Eaton ordinary shareholders Net Income (Loss) Attributable to Parent Subsequent Event [Table] Subsequent Event [Table] Noncurrent liabilities Liabilities, Noncurrent [Abstract] Schedule of Reconciliation of Effective Income Tax Rate Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Other items - net Adjustments to tax liabilities Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Preferred stock authorized (in shares) Preferred Stock, Shares Authorized Repurchase of shares Payments for Repurchase of Common Stock Preferred A Stock Preferred Class A [Member] Depreciation and amortization Deferred tax liability depreciation and amortization Deferred tax liability depreciation and amortization Customer [Axis] Customer [Axis] Segment operating profit (loss) Operating Income (Loss) Customer relationships Customer Relationships [Member] 4.200% Senior Notes due 2031 4.200% Senior Notes due 2031 [Member] 4.200% Senior Notes due 2031 Retained earnings Retained Earnings (Accumulated Deficit) Unusual or Infrequent Item, or Both [Axis] Unusual or Infrequent Item, or Both [Axis] Payments, utilization and translation Payments, Utilization And Translation For Restructuring Payments, Utilization And Translation For Restructuring Class of Stock [Axis] Class of Stock [Axis] Other Defined benefit plan other changes, plan assets Defined benefit plan other changes, plan assets Tax benefit classified in operating activities in the Consolidated Statements of Cash Flows Tax benefit for stock options exercised classified in operating activities in the Consolidated Statements of Cash Flows Tax benefit for stock options exercised classified in operating activities excluding RSU's. Cash flow hedges Gains and (losses) on cash flow hedges Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Intangible assets subject to amortization Finite-Lived Intangible Assets, Net [Abstract] Contributions to other postretirement benefits plans Payment for Other Postretirement Benefits Retirement Plan Type [Axis] Retirement Plan Type [Axis] Payables and Accruals [Abstract] Statement [Table] Statement [Table] Other expense (income) - net Other Nonoperating Income (Expense) Actual return on plan assets Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss) Penalties associated with IRS Statutory Notice of Deficiency proposed assessment Penalties associated with IRS Statutory Notice of Deficiency proposed assessment Penalties associated with IRS Statutory Notice of Deficiency proposed assessment Deferred ordinary shares authorized (in shares) Deferred Ordinary Shares authorized Deferred Ordinary Shares authorized Total deferred income tax expense (benefit) Deferred Income Tax Expense (Benefit) Adjustments to reconcile to net cash provided by operating activities Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Decreases as a result of a lapse of the applicable statute of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] 6.50% debentures due 2025 6.50% Debentures Due 2025 [Member] Debentures due 2025 [Member] Other foreign jurisdictions Other foreign Foreign Tax Jurisdiction, Other [Member] Number of installments Business Acquisition, Employee Transaction And Retention Awards, Number Of Installments Business Acquisition, Employee Transaction And Retention Awards, Number Of Installments Adjusted preliminary estimated fair value Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less), and Goodwill Deferred compensation plan trust of shares and marketable securities Deferred Compensation Trust Of Shares And Marketable Securities Deferred Compensation Trust Of Shares And Marketable Securities Measurement Period Adjustments, Other noncurrent liabilities Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Other Noncurrent Liabilities Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Other Noncurrent Liabilities Balance at beginning of period Balance at end of period Contract with Customer, Liability Long-term debt Finance Lease, Liability, Noncurrent Schedule of Fair Value Measurement of Plan Assets using Significant Unobservable Inputs Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Number of environmental remediation sites world wide with individual significance Number Of Sites World Wide With Individual Significance Number Of Sites World Wide With Individual Significance Amendment Flag Amendment Flag Other postretirement benefits expense (income) Other Postretirement Benefits Plan [Member] Excess tax benefit Excess Tax Benefit, Share-based Compensation Excess Tax Benefit, Share-based Compensation Unbilled receivables Increase (Decrease) in Contract with Customer, Asset Foreign operations Foreign operations [Member] Foreign operations [Member] Operating leases Operating Lease, Weighted Average Discount Rate, Percent Schedule of Stock Option Activity Share-Based Payment Arrangement, Option, Activity [Table Text Block] Revenue of acquiree since acquisition date Business Combination, Acquiree's Revenue since Acquisition Date, Actual Schedule of Financial Instruments Recognized at Fair Value Fair Value, Assets Measured on Recurring Basis [Table Text Block] Basic (in shares) Weighted-average number of ordinary shares outstanding - basic (in shares) Weighted Average Number of Shares Outstanding, Basic Unrecognized tax benefits that would impact effective tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Land and buildings Land and Building [Member] Schedule of Net Income per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Exercisable at end of period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number 2036 through 2040 2036 Through 2040 [Member] 2036 Through 2040 Segment Reporting [Abstract] Segment Reporting [Abstract] Accounts receivables from customers Receivable from Customer in Brokerage Cost of products sold Other segment items Cost of Revenue Currency translation and related hedging instruments AOCI, Derivative Qualifying As Hedge, Excluded Component And Accumulated Foreign Currency Adjustment, Attributable to Parent [Member] AOCI, Derivative Qualifying As Hedge, Excluded Component And Accumulated Foreign Currency Adjustment, Attributable to Parent Debt Disclosure [Abstract] Debt Disclosure [Abstract] Dividend increase percentage over dividend paid in prior quarter (as a percent) Common Stock, Dividend Rate, Increase Percentage Common Stock, Dividend Rate, Increase Percentage United States pension plans percentage of worldwide pension assets United States pension plan percentage of worldwide pension assets United States plan of worldwide pension assets Defined Benefit Plan, Plan Assets, Category [Axis] Defined Benefit Plan, Plan Assets, Category [Axis] Scenario [Domain] Scenario [Domain] Tax Years 2009-2012 Tax Years 2009-2012 [Member] Tax Years 2009-2012 Property, plant and equipment Property, Plant and Equipment, Gross [Abstract] Income Tax Authority, Name [Axis] Income Tax Authority, Name [Axis] Interest paid on debt Interest Paid, Including Capitalized Interest, Operating and Investing Activities Restructuring and Related Activities [Abstract] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Ordinary share par value (USD per share) Common Stock, Par or Stated Value Per Share Employee benefits Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits Tax Years 2007-2010 Tax Years 2007-2010 [Member] Tax Years 2007-2010 2031 - 2035 Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years Other current liabilities Liability, Defined Benefit Plan, Current Operating cash outflows - interest payments on finance leases Finance Lease, Interest Payment on Liability Cash dividends paid Payments of Dividends Measurement Period Adjustments, Total identifiable net assets Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Identifiable Net Assets Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Identifiable Net Assets Translation Contract with Customer, Liability, Translation Gain (Loss) And Other Contract with Customer, Liability, Translation Gain (Loss) And Other Forfeited and cancelled (USD per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Contingent consideration expected to be paid Potential Payments To Acquire Businesses Potential Payments To Acquire Businesses Number of restricted stock units and awards Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward] Raw materials Inventory, Raw Materials, Gross After-tax Other Comprehensive Income (Loss), Net of Tax, Period Change [Abstract] 2030 Finance Lease, Liability, to be Paid, Year Five Ordinary shares (387.9 million outstanding in 2025 and 392.9 million in 2024) Common Stock, Value, Outstanding Increases as a result of positions taken during the current year Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Expected future contributions, defined benefit plans Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year Consolidation Items [Axis] Consolidation Items [Axis] Income tax benefit related to stock options exercised Income Tax Benefit Related To Stock Options Exercised Abstract Income tax benefit related to stock options exercised. Adjustment for performance results achieved (in USD per share) Adjusted for performance results achieved (per share) - Performance Share Units (Market-Based) Adjusted for performance results achieved (per share) - Performance Share Units (Market-Based) - per share amount for performances achieved related to Performance Share Units (Market-Based) Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration] Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration] Gains and (losses) on net investment hedges (amount excluded from effectiveness testing) Accumulated Gain (Loss), Net, Investment Hedge, Parent [Member] Accumulated Gain (Loss), Net, Investment Hedge, Parent Tax Credit Carryforward, Name [Domain] Tax Credit Carryforward, Name [Domain] Other Other Other Pension Plan Assets [Member] Other Pension Plan Assets [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Total Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position Shares held in trust Trust for Benefit of Employees [Member]