Entity Central Index Key Document and Entity Information. Document And Entity Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Income Statement [Abstract] Net sales (Note 4) Revenues Cost of goods sold Cost Of Goods And Services Sold Gross profit Gross Profit Selling, general and administrative expenses Selling General And Administrative Expense Other expense, net (Note 6) Other Operating Income Expense Net Interest expense Interest Expense Non-operating expense (income) Nonoperating Income Expense Income before taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest Tax expense (Note 7) Income Tax Expense Benefit Net income Net Income Loss Earnings per common share Earnings Per Share [Abstract] Basic Earnings Per Share Basic Diluted Earnings Per Share Diluted Weighted average common shares outstanding Weighted Average Number Of Shares Outstanding [Abstract] Basic Weighted Average Number Of Shares Outstanding Basic Diluted Weighted Average Number Of Diluted Shares Outstanding Statement Of Income And Comprehensive Income [Abstract] Net income Foreign exchange translation adjustment Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax Defined benefit pension plan adjustment, net of tax (Note 15) Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax Changes in fair value of effective cash flow hedges, net of tax (Note 14) Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax Total other comprehensive (loss) income, net of tax Other Comprehensive Income Loss Net Of Tax Comprehensive income (loss) Comprehensive Income Net Of Tax Obligations payable to parent current. Obligations payable to parent noncurrent. Retained Earnings. Statement Of Financial Position [Abstract] ASSETS Assets [Abstract] Current assets: Assets Current [Abstract] Cash and cash equivalents Cash And Cash Equivalents At Carrying Value Accounts, notes and other receivables – net (Note 8) Accounts And Other Receivables Net Current Inventories – net (Note 9) Inventory Net Other current assets Other Assets Current Total current assets Assets Current Investments and long-term receivables Long Term Investments And Receivables Net Property, plant and equipment – net Property Plant And Equipment Net Goodwill Goodwill Deferred income taxes Deferred Tax Assets Liabilities Net Noncurrent Other assets (Note 10) Other Assets Noncurrent Total assets Assets LIABILITIES Liabilities [Abstract] Current liabilities: Liabilities Current [Abstract] Accounts payable Accounts Payable Current Current maturities of long-term debt Long Term Debt Current Obligations payable to Honeywell, current (Note 17) Obligations Payable To Parent Current Accrued liabilities (Note 11) Accrued Liabilities Current Total current liabilities Liabilities Current Long-term debt Long Term Debt Noncurrent Deferred income taxes Deferred Tax Liabilities Noncurrent Obligations payable to Honeywell (Note 17) Obligations Payable To Parent Noncurrent Other liabilities (Note 12) Other Liabilities Noncurrent Total liabilities Liabilities COMMITMENTS AND CONTINGENCIES (Note 17) Commitments And Contingencies EQUITY (DEFICIT) Stockholders Equity [Abstract] Common stock, par value $0.001; 400,000,000 shares authorized, 74,634,286 and 74,070,852 issued and 74,583,259 and 74,019,825 outstanding as of March 31, 2019 and December 31, 2018, respectively Common Stock Value Additional paid-in capital Additional Paid In Capital Retained earnings Retained Earnings Accumulated other comprehensive income (Note 15) Accumulated Other Comprehensive Income Loss Net Of Tax Total stockholders' deficit Stockholders Equity Total liabilities and stockholders' deficit Liabilities And Stockholders Equity Common stock, par value Common Stock Par Or Stated Value Per Share Common stock, shares authorized Common Stock Shares Authorized Common stock, shares, issued Common Stock Shares Issued Common stock, shares, outstanding Common Stock Shares Outstanding Amortization of deferred issuance costs. Foreign currency transaction gain (loss) excluding hedges before tax. Increase (decrease) in accounts, notes and other receivables. Increase decrease in obligations payable to parent. Increase (decrease) in asbestos related liabilities. Proceeds from (repayments) of net increase (decrease) in invested deficit. Proceeds from (repayments) of net change related to cash pooling and short-term notes. Statement Of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided By Used In Operating Activities [Abstract] Net income Profit Loss Adjustments to reconcile net (loss) income to net cash provided by operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Deferred income taxes Deferred Income Tax Expense Benefit Depreciation Depreciation Amortization of deferred issuance costs Amortization Of Deferred Issuance Costs Foreign exchange (gain) loss Foreign Currency Transaction Gain Loss Excluding Hedges Before Tax Stock compensation expense Share Based Compensation Pension expense Pension Expense Reversal Of Expense Noncash Other Other Noncash Income Expense Changes in assets and liabilities: Increase Decrease In Operating Capital [Abstract] Accounts, notes and other receivables Increase Decrease In Accounts Notes And Other Receivables Receivables from related parties Increase Decrease In Due From Related Parties Current Inventories Increase Decrease In Inventories Other assets Increase Decrease In Other Operating Assets Accounts payable Increase Decrease In Accounts Payable Trade Payables to related parties Increase Decrease In Due To Related Parties Current Accrued liabilities Increase Decrease In Accrued Liabilities Obligations payable to Honeywell Increase Decrease In Obligations Payable To Parent Asbestos related liabilities Increase Decrease In Asbestos Related Liabilities Other liabilities Increase Decrease In Other Operating Liabilities Net cash provided by (used for) operating activities Net Cash Provided By Used In Operating Activities Cash flows from investing activities: Net Cash Provided By Used In Investing Activities [Abstract] Expenditures for property, plant and equipment Payments To Acquire Property Plant And Equipment Increase in marketable securities Payments To Acquire Marketable Securities Decrease in marketable securities Proceeds From Sale And Maturity Of Marketable Securities Other Payments For Proceeds From Other Investing Activities Net cash provided by (used for) investing activities Net Cash Provided By Used In Investing Activities Cash flows from financing activities: Net Cash Provided By Used In Financing Activities [Abstract] Net increase (decrease) in Invested deficit Proceeds From Repayments Of Net Increase Decrease In Invested Deficit Proceeds from revolving credit facility Proceeds From Lines Of Credit Payments of revolving credit facility Repayments Of Lines Of Credit Payments of long-term debt Repayments Of Long Term Debt Payments related to related party notes payable Repayments Of Related Party Debt Net change related to cash pooling and short-term notes Proceeds From Repayments Of Net Change Related To Cash Pooling And Short Term Notes Other Proceeds From Payments For Other Financing Activities Net cash provided by (used for) financing activities Net Cash Provided By Used In Financing Activities Effect of foreign exchange rate changes on cash and cash equivalents Effect Of Exchange Rate On Cash And Cash Equivalents Net increase (decrease) in cash and cash equivalents Cash And Cash Equivalents Period Increase Decrease Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Net transfers (to) from parent net increase decrease in invested deficit. Statement Of Stockholders Equity [Abstract] Statement [Table] Statement [Table] Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock Common Stock [Member] Additional Paid-in Capital Additional Paid In Capital [Member] Retained Earnings Retained Earnings [Member] Invested deficit. Invested Deficit Invested Deficit [Member] Accumulated Other Comprehensive Income/(loss) Accumulated Other Comprehensive Income [Member] Statement [Line Items] Statement [Line Items] Beginning balance Beginning balance, Shares Shares Outstanding Net income Other comprehensive income, net of tax Stock-based compensation Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Stock based compensation, Shares Stock Issued During Period Shares Share Based Compensation Change in Invested deficit Net Transfers To From Parent Net Increase Decrease In Invested Deficit Ending balance Ending balance, Shares Organization background and revision of previously issued consolidated and combined interim financial statements. Organization Consolidation And Presentation Of Financial Statements [Abstract] Background and Revision of Previously Issued Consolidated and Combined Interim Financial Statements for the Three Months Ended March 31, 2018 Organization Background And Revision Of Previously Issued Consolidated And Combined Interim Financial Statements [Text Block] Basis of Presentation Basis Of Accounting Accounting Policies [Abstract] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Related Party Transactions [Abstract] Related Party Transactions with Honeywell Related Party Transactions Disclosure [Text Block] Revenue From Contract With Customer [Abstract] Revenue Recognition and Contracts with Customers Revenue From Contract With Customer [Text Block] Research And Development [Abstract] Research and Development Research Development And Computer Software Disclosure [Text Block] Other Income And Expenses [Abstract] Other Expense, Net Other Operating Income And Expense [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Receivables [Abstract] Accounts, Notes and Other Receivables—Net Loans Notes Trade And Other Receivables Disclosure [Text Block] Inventory Disclosure [Abstract] Inventories-Net Inventory Disclosure [Text Block] Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract] Other Assets Other Assets Disclosure [Text Block] Accrued Liabilities Current [Abstract] Accrued Liabilities Accounts Payable And Accrued Liabilities Disclosure [Text Block] Other Liabilities Disclosure [Abstract] Other Liabilities Other Liabilities Disclosure [Text Block] Leases [Abstract] Leases Lessee Operating Leases [Text Block] Derivative Instruments And Hedging Activities Disclosure [Abstract] Financial Instruments and Fair Value Measures Financial Instruments Disclosure [Text Block] Accumulated Other Comprehensive Income Loss Net Of Tax [Abstract] Accumulated Other Comprehensive Income (Loss) Comprehensive Income Note [Text Block] Earnings Per Share Earnings Per Share [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments And Contingencies Disclosure [Text Block] Compensation And Retirement Disclosure [Abstract] Pension Benefits Pension And Other Postretirement Benefits Disclosure [Text Block] China Variable Interest Entity Variable Interest Entity Disclosure [Text Block] Leases - Lessee Accounting Policy Lessee Leases Policy [Text Block] Recently Adopted Accounting Pronouncements New Accounting Pronouncements Policy Policy [Text Block] Recently issued accounting pronouncements policy. Recently Issued Accounting Pronouncements Recently Issued Accounting Pronouncements Policy Policy [Text Block] Summary of Each Financial Statement Line Item Affected by the Revision Schedule Of Error Corrections And Prior Period Adjustments [Text Block] Schedule of components of net transfers from (to) parent. Summary of Components of Net Transfers to and from Honeywell Schedule Of Components Of Net Transfers From To Parent Table [Text Block] Disaggregation of Revenue Disaggregation Of Revenue Table [Text Block] Summary of Contract Assets and Liabilities Contract With Customer Asset And Liability Table [Text Block] Summary of Research and Development Activities Research And Development Arrangement Contract To Perform For Others [Text Block] Schedule of Other Operating Cost and Expense Schedule Of Other Operating Cost And Expense By Component [Text Block] Schedule of Accounts, Notes and Other Receivables Net Schedule Of Accounts Notes Loans And Financing Receivable [Text Block] Summary of Inventories Schedule Of Inventory Current Table [Text Block] Schedule of Other Assets Schedule Of Other Assets Noncurrent [Text Block] Summary of Accrued Liabilities Schedule Of Accrued Liabilities Table [Text Block] Summary of Expenses Related to the Repositioning Accruals Schedule Of Restructuring Reserve By Type Of Cost [Text Block] Schedule of Other Liabilities Other Noncurrent Liabilities Table [Text Block] Summary of Components of Lease Expense Lease Cost Table [Text Block] Summary of supplemental cash flow information related to operating leases. Summary of Supplemental Cash Flow Information Related to Operating Leases Summary Of Supplemental Cash Flow Information Related To Operating Leases Table [Text Block] Summary of supplemental balance sheet information related to operating leases. Summary of Supplemental Balance Sheet Information Related to Operating Leases Summary Of Supplemental Balance Sheet Information Related To Operating Leases Table [Text Block] Schedule of Maturities of Operating Lease Liabilities Lessee Operating Lease Liability Maturity Table [Text Block] Schedule of Future Minimum Lease Payments Under Operating Leases in Accordance with ASC 840 Schedule Of Future Minimum Rental Payments For Operating Leases Table [Text Block] Summary of Financial Assets and Liabilities Accounted for at Fair Value on Recurring Basis Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis Table [Text Block] Summary of Financial Assets and Liabilities Not Carried at Fair Value Fair Value By Balance Sheet Grouping [Text Block] Summary of Changes in Accumulated Other Comprehensive Income (Loss) by Component Schedule Of Accumulated Other Comprehensive Income Loss Table [Text Block] Schedule of Basic and Diluted Earnings Per Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Schedule of accrual for enviormental loss contingencies. Summary of Obligation Payable to Honeywell Schedule Of Accrual For Enviormental Loss Contingencies Table [Text Block] Summary of asbestos claim activity. Summary of Asbestos Claim Activity Summary Of Asbestos Claim Activity Table [Text Block] Summary of loss contingencies average resolutions per claim excluding legal costs. Summary of Average Resolutions Per Claim Excluding Legal Costs Summary Of Loss Contingencies Average Resolutions Per Claim Excluding Legal Costs Table [Text Block] Summary of Net Periodic Benefit Cost Schedule Of Net Benefit Costs Table [Text Block] Schedule of Consolidated Assets and Liabilities Schedule Of Variable Interest Entities [Text Block] Pro rata distribution of outstanding shares of stockholders in connection with Separation, percentage. Background and revision of previously issued consolidated and combined interim financial statements. Background and revision of previously issued consolidated and combined interim financial statements. Background And Revision Of Previously Issued Consolidated And Combined Interim Financial Statements [Table] Background And Revision Of Previously Issued Consolidated And Combined Interim Financial Statements [Table] Consolidated Entities Consolidated Entities [Axis] Consolidated Entities Consolidated Entities [Domain] Honeywell Parent Company [Member] Ownership Ownership [Axis] Ownership Ownership [Domain] Garrett Motion Incorporation. Garrett Motion Inc. Garrett Motion Incorporation [Member] Background And Revision Of Previously Issued Consolidated And Combined Interim Financial Statements [Line Items] Background And Revision Of Previously Issued Consolidated And Combined Interim Financial Statements [Line Items] Pro rata distribution of outstanding shares, percentage Percentage Of Outstanding Shares Of Stockholders Distributed In Connection With Separation Conversion common stock shareowner received ratio Stockholders Equity Note Stock Split Conversion Ratio1 Description of conversion common stock shareowner received ratio Conversion Of Stock Description Shares of Garrett common stock distributed Conversion Of Stock Shares Converted1 Restatement Restatement [Axis] Restatement Restatement [Domain] Previously Reported Unaudited Scenario Previously Reported [Member] Adjustment Unaudited Restatement Adjustment [Member] Income before taxes Tax expense Comprehensive (loss) income Changes in assets and liabilities: Asbestos-related liabilities Net cash provided by operating activities Net increase in Invested deficit Net cash (used for) provided by financing activities Percentage of asbestos related and environmental liabilities. percentage of net insurance receipts. Agreement termination date. Agreement termination description. Liability for asbestos and environmental claims maximum amount converted. Basis of presentation. Basis of presentation. Basis Of Presentation [Table] Basis Of Presentation [Table] Loss Contingency Nature Loss Contingencies By Nature Of Contingency [Axis] Loss Contingency, Nature Loss Contingency Nature [Domain] Bendix asbestos related liabilities. Bendix Bendix Asbestos Related Liabilities [Member] Guarantor Obligations, Nature Guarantee Obligations By Nature [Axis] Guarantor Obligations, Nature Guarantee Obligations Nature [Domain] Indemnification and Reimbursement Agreement Indemnification Guarantee [Member] Range Range [Axis] Range Range [Member] Minimum Minimum [Member] Maximum Maximum [Member] Basis Of Presentation [Line Items] Basis Of Presentation [Line Items] Percentage of asbestos and environmental liabilities liable to pay Percentage Of Asbestos Related And Environmental Liabilities Percentage of net insurance receipts Percentage Of Net Insurance Receipts Agreement termination date Agreement Termination Date Agreement termination description Agreement Termination Description Liability for asbestos and environmental claims maximum amount converted into euros Liability For Asbestos And Environmental Claims Maximum Amount Converted Significant accounting policies. Significant accounting policies. Significant Accounting Policies [Table] Significant Accounting Policies [Table] Adjustments for New Accounting Pronouncements Adjustments For New Accounting Pronouncements [Axis] Type of Adoption Type Of Adoption [Member] ASU 2016-02 Accounting Standards Update201602 [Member] Significant Accounting Policies [Line Items] Significant Accounting Policies [Line Items] Operating lease right-of-use assets Operating Lease Right Of Use Asset Operating lease, liabilities Operating Lease Liability Schedule Of Related Party Transactions By Related Party [Table] Schedule Of Related Party Transactions By Related Party [Table] Related Party Related Party Transactions By Related Party [Axis] Related Party Related Party [Domain] Honeywell International Inc. Honeywell International Inc Honeywell International Inc [Member] Income Statement Location Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] Selling, General and Administrative Expenses Selling General And Administrative Expenses [Member] Short-term Debt, Type Short Term Debt Type [Axis] Short-term Debt, Type Short Term Debt Type [Domain] Notes Payable Notes Payable Other Payables [Member] Receivable Type Accounts Notes Loans And Financing Receivable By Receivable Type [Axis] Receivable Receivable Type [Domain] Notes Receivables Notes Receivable [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] General corporate expenses included within selling, general and administrative expenses Related Party Transaction Selling General And Administrative Expenses From Transactions With Related Party Interest income received for related party Interest Income Related Party Interest expense incurred for related party Interest Expense Related Party Net transfers (to) from parent general financing activities. Net transfers (to) from parent distribution to former parent. Net transfers (to) from parent unbilled corporate allocations. Net transfers (to) from parent stock compensation expense and other compensation awards. Net transfers (to) from parent pension expense. General financing activities Net Transfers To From Parent General Financing Activities Distribution to Former Parent Net Transfers To From Parent Distribution To Former Parent Unbilled corporate allocations Net Transfers To From Parent Unbilled Corporate Allocations Stock compensation expense and other compensation awards Net Transfers To From Parent Stock Compensation Expense And Other Compensation Awards Pension expense Net Transfers To From Parent Pension Expense Total net decrease in Invested deficit Disaggregation Of Revenue [Abstract] Disaggregation Of Revenue [Table] Disaggregation Of Revenue [Table] Geographical Statement Geographical [Axis] Geographical Segment Geographical [Domain] United States UNITED STATES Europe Europe [Member] Asia Asia [Member] Other International Non Us [Member] Product and Service Product Or Service [Axis] Product and Service Products And Services [Domain] Original equipment manufacturers. OEM Original Equipment Manufacturers [Member] Aftermarket. Aftermarket Aftermarket [Member] Other member Other Other [Member] Disaggregation Of Revenue [Line Items] Disaggregation Of Revenue [Line Items] Net sales Revenue From Contract With Customer Excluding Assessed Tax Contract With Customer Asset And Liability [Abstract] Contract assets—January 1 Contract With Customer Asset Net Contract assets—March 31 Change in contract assets—Increase/(Decrease) Contract With Customer Asset Reclassified To Receivable Contract liabilities—January 1 Contract With Customer Liability Contract liabilities—March 31 Change in contract liabilities—(Increase)/Decrease Contract With Customer Liability Change In Timeframe Performance Obligation Satisfied Revenue Recognized Schedule Of Research And Development Arrangement Contract To Perform For Others [Table] Schedule Of Research And Development Arrangement Contract To Perform For Others [Table] Research and Development Arrangement, Contract to Perform for Others, Type Research And Development Arrangement Contract To Perform For Others By Type [Axis] Research and Development Arrangement, Contract to Perform for Others, Type Research And Development Arrangement Contract To Perform For Others Type [Domain] Research and development of new product costs. Research and Development Costs Research And Development Of New Product Costs [Member] Engineering-related expenses. Engineering-Related Expenses Engineering Related Expenses [Member] Cost of Goods Sold Cost Of Sales [Member] Research And Development Arrangement Contract To Perform For Others [Line Items] Research And Development Arrangement Contract To Perform For Others [Line Items] Research and development expense, total Research And Development Expense Indemnification related post Spin-Off. Asbestos related net of probable insurance recoveries. Indemnification related — post Spin-Off Indemnification Related Post Spin Off Asbestos related, net of probable insurance recoveries Asbestos Related Net Of Probable Insurance Recoveries Environmental remediation, non-active sites Environmental Remediation Expense Other operating income (expense), net Income tax expense benefit on currency impacts. Tax expense Income Tax Expense Benefit On Currency Impacts U.S. federal statutory income tax rate Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate Accounts, notes and other receivables, gross. Accounts, notes and other receivables, net. Trade receivables Accounts Receivable Gross Current Notes receivables Notes And Loans Receivable Gross Current Other receivables Other Receivables Gross Current Accounts, notes and other receivables, gross Accounts Notes And Other Receivables Gross Less—Allowance for doubtful accounts Allowance For Doubtful Accounts Receivable Accounts, notes and other receivables, net Accounts Notes And Other Receivables Net Unbilled balances Unbilled Receivables Current Unbilled contracts assets Unbilled Contracts Receivable Inventory Combining Work In Process And Raw Materials Alternative Gross [Abstract] Raw materials Inventory Raw Materials Net Of Reserves Work in process Inventory Work In Process Net Of Reserves Finished products Inventory Finished Goods Net Of Reserves Inventory, gross Inventory Gross Less—Reserves Inventory Valuation Reserves Inventories Advanced discounts to customers, non-current. Other assets line items. Other assets table. Other Assets [Table] Other Assets [Table] Hedging Designation Hedging Designation [Axis] Hedging Designation Hedging Designation [Domain] Undesignated as Hedging [Member] Nondesignated [Member] Derivative Instrument Derivative Instrument Risk [Axis] Derivative Contract Derivative Contract Type [Domain] Cross-currency Swap [Member] Currency Swap [Member] Other Assets [Line Items] Other Assets [Line Items] Advanced discounts to customers, non-current Advanced Discounts To Customers Non Current Operating right-of-use assets (Note 13) Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List Undesignated cross-currency swap at fair value Derivative Fair Value Of Derivative Asset Other Other Assets Miscellaneous Noncurrent Total Accrued customer pricing reserve, current. Advanced discounts from suppliers, accrued current. Customer pricing reserve Accrued Customer Pricing Reserve Current Compensation, benefit and other employee related Employee Related Liabilities Current Repositioning Restructuring Reserve Current Product warranties and performance guarantees Product Warranty Accrual Classified Current Taxes Taxes Payable Current Advanced discounts from suppliers, current Advanced Discounts From Suppliers Accrued Current Customer advances and deferred income Contract With Customer Refund Liability Current Accrued interest Deposit Liabilities Accrued Interest Short-term lease liability (Note 13) Operating Lease Liability Current Other (primarily operating expenses) Other Accrued Liabilities Current Accrued Liabilities Contract liabilities Contract With Customer Liability Current Schedule Of Restructuring And Related Costs [Table] Schedule Of Restructuring And Related Costs [Table] Restructuring Type Restructuring Cost And Reserve [Axis] Type of Restructuring Type Of Restructuring [Domain] Severance Costs Employee Severance [Member] Exit Costs Spinoff [Member] Restructuring Cost And Reserve [Line Items] Restructuring Cost And Reserve [Line Items] Balance at beginning of period Restructuring Reserve Charges Restructuring Charges Usage—cash Payments For Restructuring Adjustments and reclassifications Restructuring Reserve Accrual Adjustment1 Foreign currency translation Restructuring Reserve Translation Adjustment Balance at end of period Advanced discounts from suppliers Noncurrent. Pension and other employee related Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Noncurrent Advanced discounts from suppliers Advanced Discounts From Suppliers Noncurrent Uncertain tax positions Liability For Uncertain Tax Positions Noncurrent Long-term lease liability (Note 13) Operating Lease Liability Noncurrent Other Other Sundry Liabilities Noncurrent Other Liabilities Lessee operating lease remaining lease term of contract. Lessee Lease Description [Table] Lessee Lease Description [Table] Lessee Lease Description [Line Items] Lessee Lease Description [Line Items] Operating lease, remaining lease terms Lessee Operating Lease Remaining Lease Term Of Contract Operating lease, option to extend Lessee Operating Lease Existence Of Option To Extend Operating lease, option to extend, description Lessee Operating Lease Option To Extend Operating lease, options to extend, years Lessee Operating Lease Renewal Term Operating lease, option to terminate Lessee Operating Lease Existence Of Option To Terminate Operating lease, option to terminate, description Lessee Operating Lease Option To Terminate Operating lease cost Operating Lease Cost Lease cost, total Lease Cost Operating cash outflows from operating leases Operating Lease Payments Right-of-use assets obtained in exchange for lease obligations, operating leases Right Of Use Asset Obtained In Exchange For Operating Lease Liability Other assets Accrued liabilities Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] Operating Lease Liability Current Statement Of Financial Position Extensible List Other liabilities Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List Weighted-average lease term Operating Lease Weighted Average Remaining Lease Term1 Weighted-average discount rate Operating Lease Weighted Average Discount Rate Percent 2019 Lessee Operating Lease Liability Payments Remainder Of Fiscal Year 2020 Lessee Operating Lease Liability Payments Due Year Two 2021 Lessee Operating Lease Liability Payments Due Year Three 2022 Lessee Operating Lease Liability Payments Due Year Four 2023 Lessee Operating Lease Liability Payments Due Year Five Thereafter Lessee Operating Lease Liability Payments Due After Year Five Total lease payments Lessee Operating Lease Liability Payments Due Less imputed interest Lessee Operating Lease Liability Undiscounted Excess Amount 2019 Operating Leases Future Minimum Payments Due Current 2020 Operating Leases Future Minimum Payments Due In Two Years 2021 Operating Leases Future Minimum Payments Due In Three Years 2022 Operating Leases Future Minimum Payments Due In Four Years 2023 Operating Leases Future Minimum Payments Due In Five Years Thereafter Operating Leases Future Minimum Payments Due Thereafter Total Operating Leases Future Minimum Payments Due Derivative, aggregate gross notional amount Derivative Notional Amount Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Measurement Frequency Fair Value By Measurement Frequency [Axis] Fair Value, Measurement Frequency Fair Value Measurement Frequency [Domain] Fair Value Measurements Recurring [Member] Fair Value Measurements Recurring [Member] Fair Value Hierarchy and NAV Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy and NAV Fair Value Measurements Fair Value Hierarchy [Domain] Significant Observable Inputs (Level 2) [Member] Fair Value Inputs Level2 [Member] Designated as Hedging [Member] Designated As Hedging Instrument [Member] Forward Currency Exchange Contracts [Member] Foreign Exchange Forward [Member] 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] Notional Amounts Fair Vale, Assets Fair Value, Liabilities Derivative Fair Value Of Derivative Liability Derivative Instruments And Hedging Activities Disclosures [Table] Derivative Instruments And Hedging Activities Disclosures [Table] Cross-currency Swap Contract Nonoperating Expense (Income) Nonoperating Income Expense [Member] Derivative Instruments And Hedging Activities Disclosures [Line Items] Derivative Instruments And Hedging Activities Disclosures [Line Items] Floating cross-currency swap contract entered date Derivative Inception Dates Floating cross-currency swap contract maturity date Derivative Maturity Dates Gains on derivative instrument Derivative Gain On Derivative Fair Value By Balance Sheet Grouping [Table] Fair Value By Balance Sheet Grouping [Table] Measurement Basis Fair Value By Measurement Basis [Axis] Fair Value Disclosure Item Amounts [Default] Portion At Fair Value Fair Value Disclosure [Member] Fair Value Measurement Fair Value Disclosure Item Amounts [Domain] Carrying Value [Member] Carrying Reported Amount Fair Value Disclosure [Member] Fair Value [Member] Estimate Of Fair Value Fair Value Disclosure [Member] Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] Long-term debt and related current maturities Notes Payable Fair Value Disclosure Accumulated Other Comprehensive Income Loss [Table] Accumulated Other Comprehensive Income Loss [Table] Foreign Exchange Translation Adjustment Accumulated Translation Adjustment [Member] Changes in Fair Value of Effective Cash Flow Hedges Accumulated Gain Loss Net Cash Flow Hedge Parent [Member] Pension Adjustments Accumulated Defined Benefit Plans Adjustment [Member] Total Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income Loss [Line Items] Accumulated Other Comprehensive Income Loss [Line Items] Balance beginning of period Other comprehensive income (loss) before reclassifications Other Comprehensive Income Loss Before Reclassifications Net Of Tax Amounts reclassified from accumulated other comprehensive income (loss) Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax Shares of common stock distributed Basic and diluted shares Weighted Average Number Of Share Outstanding Basic And Diluted Basic Earnings Per Share Basic [Abstract] Weighted average common shares outstanding – Basic EPS – Basic Incremental common shares attributable to unvested restricted stock units and other contingently issuable shares. Diluted Earnings Per Share Diluted [Abstract] Dilutive effect of unvested RSUs and other contingently issuable shares Incremental Common Shares Attributable To Unvested Restricted Stock Units And Other Contingently Issuable Shares Weighted average common shares outstanding – Diluted EPS – Diluted Weighted number of stock options excluded from computations Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Minimum amount agreed to maintain for termination. Description of indemnification agreement. Loss Contingencies [Table] Loss Contingencies [Table] Type of Arrangement and Non-arrangement Transactions Type Of Arrangement [Axis] Arrangements and Non-arrangement Transactions Arrangements And Nonarrangement Transactions [Member] Tax Matters Agreement. Tax Matters Agreement Tax Matters Agreement [Member] Subsequent Event Type Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Loss contingency payable Loss Contingency Accrual At Carrying Value Payment made in connection with the Indemnification and Reimbursement Agreement Loss Contingency Accrual Payments Minimum amount agreed to maintain for termination Minimum Amount Agreed To Maintain For Termination Description of indemnification agreement Description Of Indemnification Agreement Tax cuts and jobs act of 2017 aggregate payments connection with mandatory transition tax. Tax Cuts And Jobs Act of 2017 number of annual installments. Tax cuts and jobs act of 2017 mandatory transition tax rate first installment. Tax cuts and jobs act of 2017 mandatory transition tax rate second installment. Tax cuts and jobs act of 2017 mandatory transition tax rate third installment. Tax cuts and jobs act of 2017 mandatory transition tax rate fourth installment. Tax cuts and jobs act of 2017 mandatory transition tax rate fifth installment Payment made related to tax matters agreement. Aggregate payments connection with mandatory transition tax Tax Cuts And Jobs Act Of2017 Aggregate Payments Connection With Mandatory Transition Tax Number of annual installments Tax Cuts And Jobs Act Of2017 Number Of Annual Installments Mandatory transition tax rate first installment Tax Cuts And Jobs Act Of2017 Mandatory Transition Tax Rate First Installment Mandatory transition tax rate second installment Tax Cuts And Jobs Act Of2017 Mandatory Transition Tax Rate Second Installment Mandatory transition tax rate third installment Tax Cuts And Jobs Act Of2017 Mandatory Transition Tax Rate Third Installment Mandatory transition tax rate fourth installment Tax Cuts And Jobs Act Of2017 Mandatory Transition Tax Rate Fourth Installment Mandatory transition tax rate fifth installment Tax Cuts And Jobs Act Of2017 Mandatory Transition Tax Rate Fifth Installment Payment to Honeywell Payment Made Related To Tax Matters Agreement Obligations payable to honeywell. Asbestos and environmental. Asbestos and Environmental Asbestos And Environmental [Member] Beginning of year Accrual For Environmental Loss Contingencies Accrual for update to estimated liability Accrual For Environmental Loss Contingencies Increase Decrease For Revision In Estimates Legal fees expensed Accrual For Environmental Loss Contingencies Charges To Expense For New Losses Payments to Honeywell Accrual For Environmental Loss Contingencies Payments1 Currency translation adjustment Accrual For Environmental Loss Contingencies Foreign Currency Translation Gain Loss End of period Current Non-current Total Obligations Payable To Parent Claims Activity Loss Contingency Claims Quantities [Abstract] Claims Unresolved at the beginning of the period Loss Contingency Pending Claims Number Claims Filed Loss Contingency New Claims Filed Number Claims Resolved Loss Contingency Claims Settled And Dismissed Number Claims Unresolved at the end of the period Disease distribution of unresolved claims. Disease distribution mesothelioma and other cancer claims. Disease distribution nonmalignant claims. Disease Distribution of Unresolved Claims Disease Distribution Of Unresolved Claims [Abstract] Mesothelioma and Other Cancer Claims Disease Distribution Mesothelioma And Other Cancer Claims Nonmalignant Claims Disease Distribution Nonmalignant Claims Total Claims Resolution values of malignant claims. Resolution values of nonmalignant claims. Malignant claims Resolution Values Of Malignant Claims Nonmalignant claims Resolution Values Of Nonmalignant Claims Schedule Of Defined Benefit Plans Disclosures [Table] Schedule Of Defined Benefit Plans Disclosures [Table] Retirement Plan Type Retirement Plan Type [Axis] Retirement Plan Type Retirement Plan Type [Domain] Pension Benefits Pension Plans Defined Benefit [Member] Retirement Plan Sponsor Location Retirement Plan Sponsor Location [Axis] Retirement Plan Sponsor Location Retirement Plan Sponsor Location [Domain] Non-U.S. Plans Foreign Plan [Member] Shared plan. Shared Plan Shared Plan [Member] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Expected pension contribution in the next fiscal year Defined Benefit Plan Expected Future Employer Contributions Next Fiscal Year Pension contribution Pension Contributions Domestic Plan Domestic Plan [Member] U.S. Plans Service cost Defined Benefit Plan Service Cost Interest cost Defined Benefit Plan Interest Cost Expected return on plan assets Defined Benefit Plan Expected Return On Plan Assets Amortization of prior service (credit) Defined Benefit Plan Amortization Of Prior Service Cost Credit Net periodic benefit costs Defined Benefit Plan Net Periodic Benefit Cost Pension expense Pension Expense Schedule Of Variable Interest Entities [Table] Schedule Of Variable Interest Entities [Table] Legal Entity Legal Entity [Axis] Entity Entity [Domain] Garrett china Garrett China Garrett China [Member] Variable Interest Entities Variable Interest Entities By Classification Of Entity [Axis] Variable Interest Entity, Classification Classification Of Variable Interest Entity [Domain] Variable Interest Entity, Primary Beneficiary Variable Interest Entity Primary Beneficiary [Member] Variable Interest Entity [Line Items] Variable Interest Entity [Line Items] Variable interest ownership percentage Variable Interest Entity Ownership Percentage Equity interests in exchange for shares of common stock issued Business Acquisition Equity Interests Issued Or Issuable Number Of Shares Issued Accounts, notes and other receivables—net Inventories—net Total current assets Variable Interest Entity Consolidated Assets Current Property, plant and equipment—net Deferred income taxes Other assets Total assets Variable Interest Entity Consolidated Carrying Amount Assets Accrued liabilities Total current liabilities Variable Interest Entity Consolidated Liabilities Current Other liabilities Total liabilities Variable Interest Entity Consolidated Carrying Amount Liabilities Net sales