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Schedule of Contributions to Plans Schedule of contributions to plans [Table Text Block] Schedule of contributions to plans Restatement Determination Date Restatement Determination Date Fair Value Estimate of Fair Value Measurement [Member] Adoption Date Trading Arrangement Adoption Date Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Variable Interest Entity [Line Items] Variable Interest Entity [Line Items] Segments [Axis] Segments [Axis] 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] Total principal long-term debt Long-Term Debt, Gross Exercise Price Award Exercise Price Earnings Per Share Earnings Per Share [Text Block] Arrangement Duration Trading Arrangement Duration 5.400% notes due 2035 Notes 5.400% Due 2035 [Member] Debt security issued by a domestic corporate business entity with a promise of repayment. Costs and Expenses: Costs and Expenses [Abstract] Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Pension and postretirement benefit plans adjustments Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax Schedule of Variable Interest Entities [Table] Variable Interest Entity [Table] Shareowners’ Equity: Equity, Attributable to Parent [Abstract] Third party guarantees Third Party Guarantees [Member] Third Party Guarantees Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] 4.450% notes due 2038 Notes 4.450% Due 2038 [Member] Notes 4.450% Due 2038 [Member] Segments [Domain] Segments [Domain] Income tax benefit (expense) related to items of other comprehensive income (loss) Tax benefit (expense) Other Comprehensive Income (Loss), Tax Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Pratt & Whitney Pratt and Whitney [Member] 2029 Finite-Lived Intangible Asset, Expected Amortization, Year Four All Individuals All Individuals [Member] Basis of Presentation Basis of Presentation and Significant Accounting Policies [Text Block] PEO PEO [Member] Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Name Trading Arrangement, Individual Name Thales-Raytheon Systems and Related Matters Thales-Raytheon Systems and Related Matters [Member] Thales-Raytheon Systems and Related Matters 5.000% notes due 2026 Notes 5.000% Due 2026 [Member] Notes 5.000% Due 2026 PRB Other Postretirement Benefits Plan [Member] Statement of Stockholders' Equity [Abstract] Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Receivables [Abstract] Receivables [Abstract] Consent Agreement, Non-Suspensible Portion Consent Agreement, Non-Suspensible Portion [Member] Consent Agreement, Non-Suspensible Portion Disposal Group Name [Axis] Disposal Group Name [Axis] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Business Combination, Asset Acquisition, and Joint Venture Formation [Abstract] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Other Other Operating Segment [Member] Other Commitments [Domain] Other Commitments [Domain] Current pension and PRB liabilities (included in Accrued employee compensation) Liability, Defined Benefit Plan, Current Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] 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] Average maturity of long-term debt Average Years Of Maturity Of Long Term Debt Average Years Of Maturity Of Long Term Debt Retirement Plan Sponsor Location [Domain] Retirement Plan Sponsor Location [Domain] Number of pending civil actions Loss Contingency, Pending Civil Actions, Number Loss Contingency, Pending Civil Actions, Number Non-current liabilities Liabilities, Noncurrent Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Local Phone Number Local Phone Number Total Gross Amount Intangible Assets, Gross (Excluding Goodwill) 6.700% notes due 2028 Notes 6.700% Due 2028 [Member] Debt security issued by a domestic corporate business entity with a promise of repayment. Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Carrying Amount of Liability Carrying amount of guarantee obligations Guarantor Obligations, Current Carrying Value Allowance for expected credit losses on contract assets Contract with Customer, Asset, Allowance for Credit Loss Change in Accounting Estimate by Type [Axis] Change in Accounting Estimate by Type [Axis] Shares of common stock repurchased (in shares) Stock Repurchased During Period, Shares Compliance period Loss Contingency, Compliance, Period Loss Contingency, Compliance, Period Retirement Plan Sponsor Location [Axis] Retirement Plan Sponsor Location [Axis] After-tax gain on disposal of business Disposal Group, Not Discontinued Operation, Gain(Loss) on Disposal, After Tax Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal, After Tax Other current assets Increase (Decrease) in Other Operating Assets Change in: Increase (Decrease) in Operating Capital [Abstract] PEO Total Compensation Amount PEO Total Compensation Amount Income Statement Location [Axis] Statement of Income Location, Balance [Axis] Segment Reconciling Items [Axis] Segment Reconciling Items [Axis] Segment Reconciling Items Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Common Stock Common Stock [Member] Measure: Measure [Axis] Common stock plans activity Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] 6.050% notes due 2036 Notes 6.050% Due 2036 [Member] Debt security issued by a domestic corporate business entity with a promise of repayment. Entity Emerging Growth Company Entity Emerging Growth Company 2019 U.S. Defense Contract Management Agency Claim Against Pratt & Whitney 2019 U.S. Defense Contract Management Agency Claim Against Pratt & Whitney [Member] 2019 U.S. Defense Contract Management Agency Claim Against Pratt & Whitney [Member] Income Tax, Examination [Table] Income Tax, Examination [Table] Segment Reporting [Abstract] Segment Reporting [Abstract] Entity Central Index Key Entity Central Index Key Damages sought Loss Contingency, Damages Sought, Value Scenario [Axis] Scenario [Axis] Other Segment Items Segment Reporting, Other Segment Item, Amount Schedule of Inventory, Net Schedule of Inventory, Current [Table Text Block] Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Commercial aerospace financing arrangements Commercial Aerospace Financing Arrangements [Member] Commercial Aerospace Financing Arrangements Foreign Currency Translation Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Discontinued Operations and Disposal Groups [Abstract] Discontinued Operations and Disposal Groups [Abstract] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Amounts reclassified, pre-tax Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax Warranties and performance guarantees issued Standard and Extended Product Warranty Accrual, Increase for Warranties Issued Change in Accounting Estimate [Line Items] Change in Accounting Estimate [Line Items] Accounts payable and accrued liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Equity Component [Domain] Equity Component [Domain] Segment Financial Data Segment Reporting Disclosure [Text Block] Foreign government direct commercial sales Foreign Government Direct Commercial Sales Member [Member] Foreign Government Direct Commercial Sales Member Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Accounting Pronouncements Accounting Standards Update and Change in Accounting Principle [Text Block] Entity Shell Company Entity Shell Company Measurement Basis [Axis] Measurement Basis [Axis] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Schedule of Change in Accounting Estimate [Table] Change in Accounting Estimate [Table] Title Trading Arrangement, Individual Title 3 Month SOFR plus 1.225% term loan due 2025 3 Month SOFR plus 1.225% due 2025 [Member] 3 Month SOFR plus 1.225% due 2025 Unearned ESOP Shares Deferred Compensation, Share-Based Payments [Member] Guarantor Obligations, Nature [Axis] Guarantor Obligations, Nature [Axis] Consolidated Entities [Axis] Consolidated Entities [Axis] 3.125% notes due 2027 Notes 3.125% Due 2027 [Member] Notes 3.125% Due 2027 [Member] Statement [Table] Statement [Table] 4.200% notes due 2044 Notes 4.200% Due 2044 [Member] Notes 4.200% Due 2044 Changes in Contract Estimates at Completion Significant Accounting Policies [Text Block] Number of legacy contracts Number Of Legacy Contracts Number Of Legacy Contracts Net periodic pension and other postretirement income Pension and Other Postretirement Benefits Expense (Reversal of Expense), Noncash Schedule of Variable Interest Entities Schedule of Variable Interest Entities [Table Text Block] Less: Comprehensive income attributable to noncontrolling interest Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Consolidation Items [Domain] Consolidation Items [Domain] City Area Code City Area Code Current Liabilities Liabilities, Current [Abstract] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Level 1 Fair Value, Inputs, Level 1 [Member] Common Stock Common Stock Including Additional Paid in Capital [Member] Total current assets Current assets Assets, Current Accounts receivable Accounts Receivable, before Allowance for Credit Loss Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] 4.800% notes due 2043 Notes 4.800% Due 2043 [Member] Notes 4.800% Due 2043 [Member] Derivatives designated as hedging instruments, Asset Derivatives Foreign Currency Cash Flow Hedge Asset at Fair Value Derivatives not designated as hedging instruments, Asset Derivatives Foreign Currency Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value Increase in accrued liabilities Increase in accrued liabilities related to powder metal matter Increase in accrued liabilities related to powder metal matter 7.000% notes due 2028 Notes 7.000% Due 2028 [Member] Notes 7.000% Due 2028 3.950% notes due 2025 Notes 3.950% Due 2025 [Member] Notes 3.950% Due 2025 [Member] Repurchase of common stock Payments for Repurchase of Common Stock Statement [Line Items] Document Information [Line Items] Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Guarantees and Product Warranties [Abstract] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Other Commitments [Axis] Other Commitments [Axis] Increase in contract assets Contract With Customer, Asset, Change Contract With Customer, Asset, Change Change in Accounting Estimate, Type [Domain] Change in Accounting Estimate, Type [Domain] RPO percentage Revenue, Remaining Performance Obligation, Percentage Income Taxes Income Tax Disclosure [Text Block] Earnings Per Share [Abstract] Earnings Per Share [Abstract] Equity [Abstract] Raw materials Inventory, Raw Materials, Net of Reserves Retained earnings Retained Earnings (Accumulated Deficit) Foreign Currency Translation and Other Goodwill, Translation and Measurement Period Adjustments Class of Stock [Domain] Class of Stock [Domain] Domestic Plan [Member] Domestic Plan [Member] Inventory Increase (Decrease) in Inventories 6.800% notes due 2036 Notes 6.800% Due 2036 [Member] Debt security issued by a domestic corporate business entity with a promise of repayment. 4.500% notes due 2042 Notes 4.500% Due 2042 [Member] Debt security issued by a domestic corporate business entity with a promise of repayment. PRB plans Payment for Other Postretirement Benefits Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Equity Awards Adjustments Equity Awards Adjustments [Member] Change in other short-term borrowings, net Proceeds from (Repayments of) Short-Term Debt Net cash flows used in financing activities Net Cash Provided by (Used in) Financing Activities Underlying Securities Award Underlying Securities Amount Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table] Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table] Credit Facility [Axis] Credit Facility [Axis] Amendment Flag Amendment Flag Consent Agreement Consent Agreement [Member] Consent Agreement Loss Contingency Nature [Axis] Loss Contingency Nature [Axis] Commercial paper borrowings outstanding Commercial Paper Entity Registrant Name Entity Registrant Name Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Segment Reconciling Items [Domain] Segment Reconciling Items [Domain] Segment Reconciling Items [Domain] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Net program share percentage Net Program Share, Percentage Net Program Share, Percentage Schedule of Product Warranties Schedule of Product Warranty Liability [Table Text Block] Fair Value as of Grant Date Award Grant Date Fair Value Non-current pension assets (included in Other assets) Assets for Plan Benefits, Defined Benefit Plan Level 2 Fair Value, Inputs, Level 2 [Member] Borrowings and Lines of Credit Debt Disclosure [Text Block] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Geographical [Domain] Geographical [Domain] Schedule of Indefinite-Lived Intangible Assets Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Principal value Long-term debt Debt Instrument, Face Amount Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Balance as of January 1 Balance as of March 31 Standard and Extended Product Warranty Accrual Entity Address, Postal Zip Code Entity Address, Postal Zip Code Schedule of Restructuring and Related Costs [Table] Restructuring Cost [Table] Restatement Determination Date: Restatement Determination Date [Axis] Title of 12(b) Security Title of 12(b) Security Disposal Group, Not Discontinued Operations Disposal Group, Not Discontinued Operations [Member] 6.400% notes due 2054 Notes 6.400% due 2054 [Member] Notes 6.400% due 2054 Cash and cash equivalents Cash and cash equivalents, end of period Cash and Cash Equivalents, at Carrying Value Schedule of Amounts Recognized in the Balance Sheet Schedule of Amounts Recognized in Balance Sheet [Table Text Block] Other comprehensive income (loss) before reclassifications, net Other Comprehensive Income (Loss), before Reclassifications, before Tax Other Financing Arrangements Other Financing Arrangements [Member] Other Financing Arrangements Contracts Accounted for under Percentage of Completion Contracts Accounted for under Percentage of Completion [Member] Other investing activities, net Payments for (Proceeds from) Other Investing Activities 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] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] 4.700% notes due 2041 Notes 4.700% Due 2041 [Member] Notes 4.700% Due 2041 Financing Activities: Net Cash Provided by (Used in) Financing Activities [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] International Aero Engines LLC (IAE LLC) International Aero Engines LLC [Member] International Aero Engines LLC [Member] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Basic (in dollars per share) Earnings Per Share, Basic Repayments of commercial paper Repayments of Commercial Paper Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward] Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward] 4.625% notes due 2048 Notes 4.625% Due 2048 [Member] Notes 4.625% Due 2048 [Member] Schedule of Change in Accounting Estimate Schedule of Change in Accounting Estimate [Table Text Block] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Schedule of Goodwill [Table] Goodwill [Table] Designated as Hedging Instrument Designated as Hedging Instrument [Member] Disposal Group, Held-for-Sale, Not Discontinued Operations Disposal Group, Held-for-Sale, Not Discontinued Operations [Member] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Total current liabilities Current liabilities Liabilities, Current 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] New borrowings of commercial paper Proceeds from Issuance of Commercial Paper Total assets Total assets Assets 2026 Finite-Lived Intangible Asset, Expected Amortization, Year One Cost of sales Cost of Goods and Services Sold Corporate, eliminations, and other Corporate, Reconciling Items And Eliminations [Member] Corporate, Reconciling Items And Eliminations Guarantor Obligation [Table] Guarantor Obligation [Table] Borrowings outstanding Long-Term Line of Credit Capital expenditures Payments to Acquire Property, Plant, and Equipment Other long-term liabilities Other Liabilities, Noncurrent Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Commitments and contingencies (Note 16) Commitments and Contingencies Termination Date Trading Arrangement Termination Date Kingdom of Saudi Arabia SAUDI ARABIA Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] 7.500% notes due 2029 Notes 7.500% Due 2029 [Member] Debt security issued by a domestic corporate business entity with a promise of repayment. Entity Address, City or Town Entity Address, City or Town Debt Instrument [Axis] Debt Instrument [Axis] Net settlement, curtailment, and special termination benefit gain Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment 3.750% notes due 2046 Notes 3.750% Due 2046 [Member] Debt security issued by a domestic corporate business entity with a promise of repayment. Net income attributable to common shareowners Net income attributable to common shareowners Income attributable to common shareowners Net Income (Loss) Net Income (Loss) Attributable to Parent Trading Arrangement: Trading Arrangement [Axis] Schedule of Assets and Liabilities Not Carried at Fair Value Fair Value, by Balance Sheet Grouping [Table Text Block] Equity Comprehensive Income (Loss) Note [Text Block] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Loss Contingencies [Table] Loss Contingencies [Table] Schedule of Finite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] 5.375% notes due 2053 Notes 5.375% Due 2053 [Member] Notes 5.375% Due 2053 Restructuring And Related Costs Actions By Year [Domain] Restructuring And Related Costs Actions By Year [Domain] Identification of the time periods of restructuring and related activities Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Notes 3.200% Due 2024 Notes 3.200% Due 2024 [Member] Notes 3.200% Due 2024 [Member] Entity File Number Entity File Number Increase in contract liabilities Contract with Customer, Liability, Change Contract with Customer, Liability, Change Supplemental share information Supplemental Share Information [Abstract] Supplemental Share Information Number of counts Loss Contingency, Number Of Counts Loss Contingency, Number Of Counts Consolidated Entities [Domain] Consolidated Entities [Domain] Contract Assets and Liabilities Remaining Performance Obligations (RPO) Revenue from Contract with Customer [Text Block] Document Fiscal Year Focus Document Fiscal Year Focus Noncontrolling Interest Noncontrolling Interest [Member] Income Statement [Abstract] Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One 7.000% notes due 2038 Notes 7.000% Due 2038 [Member] Debt security issued by a domestic corporate business entity with a promise of repayment. Common stock repurchased Treasury Stock, Value, Acquired, Cost Method Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Effect of foreign exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Continuing Operations Powder Metal Disclosure Powder Metal Disclosure [Member] Powder Metal Disclosure Net income charge due unfavorable decision by tax authority Income Tax Examination, Additional Expense Income Tax Examination, Additional Expense Dividends on common stock Dividends, Common Stock Other accrued liabilities Other Accrued Liabilities, Current Name Forgone Recovery, Individual Name Sales to the U.S. government U.S. Government Sales Excluding Foreign Military Sales Member [Member] U.S. Government Sales Excluding Foreign Military Sales Member 2030 Finite-Lived Intangible Asset, Expected Amortization, Year Five Document Period End Date Document Period End Date Contract with Customer, Basis of Pricing [Domain] Contract with Customer, Basis of Pricing [Domain] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Ownership share percentage Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage Finished goods Inventory, Finished Goods, Net of Reserves Customer financing assets Financing Receivable, after Allowance for Credit Loss, Noncurrent Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Insider Trading Arrangements [Line Items] Trade Compliance Matters Trade Compliance Matters [Member] Trade Compliance Matters Long-term debt (excluding finance leases) Long-term debt (excluding capitalized leases) Fair Value Disclosure This element is used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. This element represents the fair value of long-term borrowings (excluding capitalized leases). 2.650% notes due 2026 Notes 2.650% Due 2026 [Member] Debt security issued by a foreign corporate business entity with a promise of repayment. Segment reconciling items Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member] Interest sought Loss Contingency, Interest Interest associated with damages sought in legal matter. Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] Other Current Assets Other Current Assets [Member] Financing and other contractual commitments Fair Value Disclosure, off-Balance-Sheet Risks, Amount, Liability PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Other pension and PRB related items Other Pension, Postretirement and Supplemental Plans [Member] Schedule of Marketable Securities Marketable Securities [Table Text Block] Revenue recognized related to contract liabilities outstanding at the beginning of the year Contract with Customer, Liability, Revenue Recognized Adjustment to Compensation: Adjustment to Compensation [Axis] Less: Noncontrolling interest in subsidiaries’ earnings Net Income (Loss) Attributable to Noncontrolling Interest 2018 U.S. Defense Contract Management Agency Claim Against Pratt & Whitney U.S. Defense Contract Management Agency Claim Against Pratt & Whitney - second claim [Member] U.S. Defense Contract Management Agency Claim Against Pratt & Whitney - second claim [Member] Document Transition Report Document Transition Report Document Quarterly Report Document Quarterly Report Derivatives not designated as hedging instruments, Liability Derivatives Foreign Currency Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value Schedule of Financial Guarantees Schedule of Guarantor Obligations [Table Text Block] Litigation Case [Domain] Litigation Case [Domain] Customer [Domain] Customer [Domain] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Current Reporting Status Entity Current Reporting Status Schedule of Repayments of Long-Term Debt Schedule of Repayments of Long-Term Debt [Table Text Block] Schedule of Repayments of Long-Term Debt Retained Earnings Retained Earnings [Member] Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Restructuring and Related Cost, Expected Cost [Abstract] Restructuring and Related Cost, Expected Cost [Abstract] Basic weighted average number of shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Other income, net Other Operating Income 2019 U.S. Defense Contract Management Agency Second Claim Against Pratt & Whitney 2019 U.S. Defense Contract Management Agency Second Claim Against Pratt & Whitney [Member] 2019 U.S. Defense Contract Management Agency Second Claim Against Pratt & Whitney Document Information [Table] Document Information [Table] Total equity Equity beginning balance Equity ending balance Equity, Including Portion Attributable to Noncontrolling Interest 6.000% notes due 2031 Notes 6.000% due 2031 [Member] Notes 6.000% due 2031 6.100% notes due 2034 Notes 6.100% due 2034 [Member] Notes 6.100% due 2034 Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Executive Category: Executive Category [Axis] Payment for loss contingency accrued Loss Contingency Accrual, Payments Program share interest percentage Variable Interest Entity, Qualitative of Quantitative Information, Net Percentage Net percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity. Name Awards Close in Time to MNPI Disclosures, Individual Name Entity Filer Category Entity Filer Category Cost-type Time-and-Materials Contract [Member] RPO Revenue, Remaining Performance Obligation, Amount Income Statement Location [Domain] Statement of Income Location, Balance [Domain] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Company Selected Measure Name Company Selected Measure Name