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Depreciation And Amortization Adjusted Earnings Before Interest Taxes Depreciation And Amortization Net Value Finite-Lived Intangible Assets, Net Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Debt Instrument Debt Instrument [Line Items] Schedule of Share-based Compensation Arrangements by Share-based Payment Award Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Net operating loss and other tax attribute carryforwards Deferred Tax Assets, Net Operating Loss And Other Tax Attribute Carryforwards Deferred Tax Assets, Net Operating Loss And Other Tax Attribute Carryforwards Retirement Benefits [Abstract] Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Salaries, benefits, related taxes and temporary labor Accrued 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Benefit Plan, Plan Assets, Business Combination Purchase price paid Purchase price Business Combination, Consideration Transferred Settlements with tax authorities Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Entity Emerging Growth Company Entity Emerging Growth Company Restructuring liability expected to be paid over one year Restructuring Reserve, Current 2028 Long-Term Debt, Maturity, Year Three Net loss recognized in AOCIL Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax Finance lease, weighted average remaining lease term Finance Lease, Weighted Average Remaining Lease Term Beginning balance (in shares) Ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Foreign currency gain (loss) on foreign currency contracts Derivative, Gain (Loss) on Derivative, Net Restructuring Reserve Restructuring Reserve [Roll Forward] 2026 Defined Benefit Plan, Expected Future Benefit Payment, Year One Less: Interest Finance Lease, Liability, Undiscounted Excess Amount Common stock, shares outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Warehouse equipment, fleet and other Warehouse Equipment, Fleet and Other [Member] Warehouse Equipment, Fleet and Other Provisions charged to expense Accounts Receivable, Credit Loss Expense (Reversal) Operating income Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment and Tax [Abstract] Weighted-average assumptions used to determine benefit obligations: Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] Schedule of Disaggregation of Revenue Disaggregation of 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Allowances and Reserves SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] Property and equipment, net of accumulated depreciation Less: accumulated depreciation and amortization Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization Acquisition and Divestiture Mergers, Acquisitions and Dispositions Disclosures [Text Block] Acquisition of business, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired U.S. federal Income Tax Paid, Federal, after Refund Received All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Accrued expenses Total accrued expenses Accrued Liabilities, Current Other Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Deferred tax liabilities Deferred Tax Liabilities, Gross [Abstract] Outstanding, beginning of period (in shares) Outstanding, ending of period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Commitments and Contingencies Disclosure [Abstract] Unrecognized compensation cost Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Debt term (in years) Debt Instrument, Term Effective Income Tax Rate Reconciliation [Table] Effective Income Tax Rate Reconciliation [Table] Estimated Useful Life Property, Plant and Equipment, Useful Life Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Revenues from External Customers and Long-Lived Assets Revenues from External Customers and Long-Lived Assets [Line Items] Schedule of Estimated Fair Value Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Other current assets Business Combination, Recognized Asset Acquired, Other Asset, Current Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Foreign Income Tax Paid, Foreign, after Refund Received [Abstract] Long-term Debt, Type Long-Term Debt, Type [Axis] Depreciation expense Depreciation 2029 Finance Lease, Liability, to be Paid, Year Four Derivative liability, fair value Derivative Liability, Subject to Master Netting Arrangement, before Offset ASSETS Business Combination, Recognized Asset Acquired, Asset [Abstract] Fair Value Hedges Accumulated Gain (Loss), Fair Value Hedges, Including Noncontrolling Interest [Member] Accumulated Gain (Loss), Fair Value Hedges, Including Noncontrolling Interest Equity Components [Axis] Equity Components [Axis] Property, Plant and Equipment Property, Plant and Equipment [Line Items] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Operating leases: Operating Lease, Assets And Liabilities, Lessee [Abstract] Operating Lease, Assets And Liabilities, Lessee Wincanton Wincanton [Member] Wincanton Number of reportable segments Number of Reportable Segments Unsecured notes due 2034 Unsecured Notes Due 2034 Unsecured notes due 2034 Unsecured Notes Due 2034 [Member] Unsecured Notes Due 2034 Less: AOCIL attributable to NCI AOCI Attributable to Noncontrolling Interest [Member] Entity Address, State or Province Entity Address, State or Province Financing cash flows for finance leases Finance Lease, Principal Payments 2029 Defined Benefit Plan, Expected Future Benefit Payment, Year Four Reportable Segment Reportable Segment [Member] Reportable Segment Total current liabilities Liabilities, Current Individual: Individual [Axis] Defined contribution plan Defined Contribution Plan, Cost Total property and equipment, gross Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization Income Tax Jurisdiction Income Tax Jurisdiction [Domain] Finance leases Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Document Annual Report Document Annual Report Amortization of intangible assets acquired Amortization Cash and cash equivalents and other Defined Benefit Plan, Cash and Cash Equivalents [Member] Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Entity Interactive Data Current Entity Interactive Data Current Effective rate for interest cost on benefit obligations Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Weighted-Average Interest Crediting Rate Funded status of the plan assets at end of year Defined Benefit Plan, Funded (Unfunded) Status of Plan Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Changes in valuation allowances Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Amount Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Current debt Less: Current debt Long-Term Debt and Lease Obligation, Current Long-Lived Tangible Asset Long-Lived Tangible Asset [Axis] 2027 Finance Lease, Liability, to be Paid, Year Two Beginning Balance Ending Balance SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount 2027 Defined Benefit Plan, Expected Future Benefit Payment, Year Two Other long-term assets Other Assets, Noncurrent Accrued interest Interest Payable, Current Entity Central Index Key Entity Central Index Key PEO Name PEO Name Schedule of Long-Term Debt Maturities Schedule of Maturities of Long-Term Debt [Table Text Block] Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Cross-currency swaps Currency Swap [Member] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount U.S. state and local State and Local Income Tax Expense (Benefit), Continuing Operations Defined Benefit Plan Defined Benefit Plan [Table] Technology and automated systems Technology And Automated Systems [Member] Technology And Automated Systems Schedule of Segment Reporting Information, by Segment Schedule of Segment Reporting Information, by Segment [Table] Other current liabilities Contract with Customer, Liability, Current Schedule of Derivative Instruments in Statement of Financial Position, Fair Value Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Class of Stock Class of Stock [Domain] Benefits paid Defined Benefit Plan, Benefit Obligation, Benefits Paid U.S. Federal Statutory Tax Rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Foreign Foreign Income Tax Expense (Benefit), Continuing Operations Defined Benefit Plan, Plan Assets, Allocations [Abstract] Defined Benefit Plan, Plan Assets, Allocations [Abstract] Statement of Financial Position Location, Balance Statement of Financial Position Location, Balance [Axis] 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Three Schedule of Weighted - Average Remaining Lease Term and Discount Rate Schedule of Weighted Average Remaining Lease Term and Discount Rate [Table Text Block] Schedule of Weighted Average Remaining Lease Term and Discount Rate Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax Gross Carrying Amount Finite-Lived Intangible Assets, Gross Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Entity Address, Address Line One Entity Address, Address Line One AOCIL AOCIL attributable to GXO AOCI Attributable to Parent [Member] Accrued expenses and other liabilities Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities Accounts receivable, allowance for credit loss Accounts Receivable, Allowance for Credit Loss, Current Tax withholding on vesting of stock compensation awards (in shares) Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Cantonal Effective Income Tax Rate Reconciliation, Foreign Local Income Taxes, Amount Effective Income Tax Rate Reconciliation, Foreign Local Income Taxes, Amount Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Amortization of prior-service credit Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Defined Benefit Plans Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] Fair Value as of Grant Date Award Grant Date Fair Value Schedule of Trade Receivables Sold Schedule Of Accounts Receivable Securitization And Factoring Programs [Table Text Block] Schedule Of Accounts Receivable Securitization And Factoring Programs Unsecured notes due 2026 Unsecured notes due 2026 Unsecured Notes Due 2026 [Member] Unsecured Notes Due 2026 Operating loss carryforwards Operating Loss Carryforwards Changes in Unrecognized Tax Benefits Effective Income Tax Rate Reconciliation, Tax Contingency, Amount Fair Value Hierarchy Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] Derivative Instruments and Hedging Activities Disclosures Derivative Instruments and Hedging Activities Disclosures [Table] Granted (in shares) Share-Based Compensation Arrangement by 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Weighted-Average Remaining Term Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Germany GERMANY SEC Schedule, 12-09, Valuation Allowances and Reserves Type SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount 2028 Defined Benefit Plan, Expected Future Benefit Payment, Year Three Goodwill and intangibles write-down loss held for sale Impairment of Long-Lived Assets to be Disposed of Non-PEO NEO Non-PEO NEO [Member] Schedule of Supplemental Balance Sheet Information Assets And Liabilities, Lessee [Table Text Block] Assets And Liabilities, Lessee Terms of operating leases Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] 3.750% Notes due 2030 3.750% Notes due 2030 [Member] 3.750% Notes due 2030 Award Type Award Type [Domain] 2026 Lessee, Operating Lease, Liability, to be Paid, Year One Goodwill Goodwill Disclosure [Text Block] NCI Equity, Attributable to Noncontrolling Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Other Other Noncash Income (Expense) Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Effect of Cross-Border Tax Laws Effective Income Tax Rate Reconciliation, Cross-Border Tax Effect, Percent Disaggregation of Revenue Disaggregation of Revenue [Line Items] Defined Benefit Plan Disclosure Defined Benefit Plan Disclosure [Line Items] Compensation Amount Outstanding Recovery Compensation Amount Deferred: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Swiss Cantonal - Ticino SWITZERLAND Debt Instrument, Name Debt Instrument, Name [Domain] Litigation expense Litigation Settlement, Fee Expense Foreign Exchange Contract Foreign Exchange Contract [Member] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Fair Value Estimate of Fair Value Measurement [Member] Amounts included in the beginning of year contract liability balance Contract with Customer, Liability, Revenue Recognized Retirement Plan Type Retirement Plan Type [Domain] Additions SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense Schedule of Allowance for Doubtful Accounts Accounts Receivable, Allowance for Credit Loss [Table Text Block] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Foreign rate difference Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] Net unrealized losses Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions Weighted-average shares outstanding used in computation of earnings per share Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Schedule of Amounts Recognized in Other Comprehensive Income Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block] Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Foreign currency option contracts Foreign Exchange Option [Member] Finance lease, right-of-use asset, statement of financial position Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Accumulated Other Comprehensive Income (Loss) (“AOCIL”) Accumulated Other Comprehensive Income (Loss), Net of Tax Long-term debt Long-term debt Long-Term Debt and Lease Obligation Belgium BELGIUM Retirement Plan Sponsor Location Retirement Plan Sponsor Location [Domain] 2026 Long-Term Debt, Maturity, Year One Gross deferred tax liabilities Deferred Tax Liabilities, Gross 2030 Long-Term Debt, Maturity, Year Five PSUs PSUs Performance Shares [Member] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Other Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount Postemployment Benefits [Abstract] Settlements Defined Benefit Plan, Benefit Obligation, Payment for Settlement Developed technology Developed Technology Rights [Member] Finite-Lived Intangible Assets by Major Class Finite-Lived Intangible Assets by Major Class [Axis] Minimum Minimum [Member] Acquisition Goodwill, Measurement Period Adjustment Company Selected Measure Name Company Selected Measure Name Current operating lease liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Operating Lease Liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Operating Lease Liabilities Fair 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Assumed, Long-Term Debt, Current Entity Small Business Entity Small Business Finance leases: Finance Lease, Assets And Liabilities, Lessee [Abstract] Finance Lease, Assets And Liabilities, Lessee Income Tax Disclosure [Abstract] Schedule of Change in Projected Benefit Obligations Schedule of Changes in Projected Benefit Obligations [Table Text Block] Preferred stock, outstanding (in shares) Preferred Stock, Shares Outstanding U.S. state and local Current State and Local Tax Expense (Benefit) Document Transition Report Document Transition Report Other long-term assets Business Combination, Recognized Asset Acquired, Other Asset, Noncurrent Total lease payments Finance Lease, Liability, to be Paid Underlying Securities Award Underlying Securities Amount Warehouse equipment, fleet and other Other Machinery and Equipment [Member] Other comprehensive income (loss) before reclassifications Other Comprehensive Income (Loss), before Reclassifications, before Tax Schedule of Operating Loss and Tax Credit Carryforwards Summary of Tax Credit Carryforwards [Table Text Block] Equity Component [Domain] Equity Component [Domain] Document Period End Date Document Period End Date Income Taxes Income Tax Disclosure [Text Block] Beginning balance Ending balance Accounts Receivable, Allowance for Credit Loss Excise tax liability related to stock repurchases Excise Tax Liability Related to Stock Repurchases Excise Tax Liability Related to Stock Repurchases United Kingdom UNITED KINGDOM Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Short-term lease cost Short-Term Lease, Cost Exercisable (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Total equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Accrued expenses Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals 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facility, unused capacity, commitment fee (as a percent) Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Fair Value Measurement Inputs and Valuation Techniques Fair Value Measurement Inputs and Valuation Techniques [Line Items] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Disposal Group Name [Axis] Disposal Group Name [Axis] Intrinsic value of options exercised Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Taxes paid related to net share settlement of equity awards Payment, Tax Withholding, Share-Based Payment Arrangement France FRANCE Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Contract expiration period (in months) Derivative, Term of Contract Current liabilities Liabilities, Current [Abstract] Weighted-Average Remaining Term Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract] Schedule of Derivative Instruments, Gain (Loss) Derivative Instruments, Gain (Loss) [Table Text Block] U.K. Retirement Plan U.K. Retirement Plan [Member] U.K. Retirement Plan Business acquisition, share price (in dollars per share) Business Combination, Price Per Share Level 1 Fair Value, Inputs, Level 1 [Member] Long-term line of credit Long-Term Line of Credit Accounts payable Business Combination, Recognized Liability Assumed, Accounts Payable, Current Diluted (in dollars per share) Earnings Per Share, Diluted Other Effective Income Tax Rate Reconciliation, Tax Credit, Other, Amount Restructuring Actions Restructuring Actions [Member] Restructuring Actions Accounts receivable, net of allowance of $15 and $15 Accounts Receivable, after Allowance for Credit Loss, Current Schedule of Weighted-average Assumptions Used Defined Benefit Plan, Assumptions [Table Text Block] Treasury stock (in shares) Treasury Stock, Common, Shares U.S. state and local Income Tax Paid, State and Local, after 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