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Frederick Bohley, Senior Vice President, Chief Financial Officer And Treasurer1 [Member] G. Frederick bohley, senior vice president, chief financial officer and treasurer1. 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Available revolving credit facility Line of Credit Facility, Remaining Borrowing Capacity Guarantees and Product Warranties [Abstract] Preferred Stock, Shares Outstanding, Ending Balance Preferred Stock, Shares Outstanding, Beginning Balance Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Comprehensive Income (Loss), Net of Tax, Attributable to Parent, Total Comprehensive income, net of tax Comprehensive Income (Loss), Net of Tax, Attributable to Parent Incremental Common Shares Attributable to Share-based Payment Arrangements, Total Dilutive effect of stock-based awards Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Revenue earned Contract with Customer, Liability, Revenue Recognized Business Combination, Transaction Cost, Excluding Separately Recognized Transaction Recognized Of Acquisition-related Expenses Ryan A. Milburn [Member] Ryan A. Milburn. Ryan A. 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Proprietary Technology [Member] Proprietary technology Segment Reporting, Expense Information Used by CODM, Description Segments [Axis] Product Warranty Accrual, Noncurrent Product warranty liability, non-current Product warranty liability Thomas Eifert [Member] Thomas Eifert. 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Number of reportable segment Number of Reportable Segments Security Exchange Name Security Exchange Name Credit Facility Credit Facility [Domain] Indefinite lived intangible assets Indefinite-Lived Intangible Assets (Excluding Goodwill) Indefinite-Lived Intangible Assets (Excluding Goodwill), Ending Balance Indefinite-Lived Intangible Assets (Excluding Goodwill), Beginning Balance Indefinite-Lived Intangible Assets (Excluding Goodwill), Total Net leverage ratio Debt Instrument Covenant Net Leverage Ratio Debt Instrument, Covenant, Net Leverage Ratio Business Combination, Date of Acquisition Agreement Agreement Date Intersegment Eliminations [Member] Intersegment sales Income before income taxes Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Total Fair Value, Net Asset (Liability) Total inventories Inventories Inventory, Net Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Total Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Interest paid Interest paid Interest Paid, Excluding Capitalized Interest, Operating Activity Statistical Measurement Statistical Measurement [Domain] Business Combination, Recognized Asset Acquired, Marketable Securities Business combination, recognized asset acquired, marketable securities. Marketable securities First Lien Net Leverage Ratio is Above 4.00x Variable Rate One [Member] Variable Rate One [Member] Total Current Assets Assets, Current Document Period End Date Document Period End Date Fair Value Hierarchy and NAV Fair Value Hierarchy and NAV [Domain] Operating lease expense: Operating Lease Expense [Abstract] Operating lease expense abstract. Organization Consolidation And Presentation Of Financial Statements Disclosure [Table] Organization Consolidation And Presentation Of Financial Statements Disclosure [Table] Organization, Consolidation and Presentation of Financial Statements Disclosure [Table] Statement of Financial Position [Abstract] Business Combination, Recognized Asset Acquired, Asset [Abstract] Assets acquired: Reclassified from AOCL Reclassification out of Accumulated Other Comprehensive Income [Member] Class of Stock Class of Stock [Axis] Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] Employee Benefit Plans Compensation and Employee Benefit Plans [Text Block] Finance Leases Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] TOTAL LIABILITIES Liabilities Expected return on assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Lessee, Operating Lease, Liability, to be Paid, Year Two 2027 2028 Deferred Revenue Arrangement By Type [Table] Deferred Revenue Arrangement, by Type [Table] Amortization of leased assets Finance Lease, Right-of-Use Asset, Amortization Variable Rate Variable Rate [Axis] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Intangible assets, gross Finite-Lived Intangible Assets, Gross Finite-Lived Intangible Assets, Gross, Total First Lien Net Leverage Ratio is Equal to or Below 3.50x Variable Rate Three [Member] Variable Rate Three [Member] Current Liabilities Business Combination, Recognized Liability Assumed, Liability, Current [Abstract] Diluted weighted average shares of common stock outstanding Weighted Average Number of Shares Outstanding, Diluted Schedule of Other Intangible Assets Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Table Text Block] Schedule of finite-lived and indefinite-lived intangible assets. Entity File Number Securities Act File Number Operating Income Loss Excluding Central Group Function Costs Operating income (loss) excluding central group function costs. Total Segment Operating Profit Segment Operating Profit (Loss) Cover [Abstract] Net leverage ratio Debt Instrument Covenant Lien Leverage Ratio Debt​ instrument ​covenant​ lien​ leverage​ ratio. Taxes Payable, Current, Total Taxes payable Taxes Payable, Current Other current liabilities Business Combination, Recognized Liability Assumed, Other Liability, Current Number of operating segment Number of Operating Segments Segment Reporting Disclosure [Text Block] Segment Information Revenue Adjustments To Variable Consideration Constraint Revenue, Adjustments To Variable Consideration Constraint Material adjustments based on variable consideration Adjustments to reconcile net income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Noncash Item [Abstract] Finite Lived Intangible Assets Key Assumptions Finite lived intangible assets key assumptions. Key Assumptions Net income Business Combination, Pro Forma Information, Pro Forma Income (Loss), after Tax Business Combination, Recognized Liability Assumed, Accounts Payable, Current Accounts payable Finite-Lived Intangible Assets, Net, Beginning Balance Intangible assets, net Finite-Lived Intangible Assets, Net Finite-Lived Intangible Assets, Net, Ending Balance Intangible Assets, Gross (Excluding Goodwill) Intangible assets, gross, Total Intangible Assets, Gross (Excluding Goodwill), Total Operating expense Operating Lease, Expense Operating lease expense Product Warranty Liabilities Product Warranty Disclosure [Text Block] Finance lease expense: Finance Lease Expense [Abstract] Finance lease expense abstract. Schedule Of Estimated Fair Value Of The Identifiable Intangible Assets Acquired For Their Weighted-Average Useful Lives, Valuation Methodology And Key Assumptions [Table Text Block] Schedule of estimated fair value of the identifiable intangible assets acquired for their weighted-average useful lives, valuation methodology and key assumptions. Schedule of Estimated Fair Value of the Identifiable Intangible Assets Acquired for their Weighted-Average Useful Lives, Valuation Methodology and Key Assumptions New Accounting Pronouncements, Policy [Policy Text Block] Recently Issued Accounting Pronouncements Schedule of Lease Maturity, Current Guidance Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Equity Securities without Readily Determinable Fair Value, Impairment Loss, Annual Amount Impairment on investments Deferred revenue current liabilities Deferred revenue Contract with Customer, Liability, Current Accumulated Other Comprehensive Loss Comprehensive Income (Loss) Note [Text Block] Business Combination, Recognized Liability Assumed, Liability Total Liabilities Depreciation, Total Depreciation of property, plant and equipment Depreciation Proceeds from Issuance of Long-Term Debt Proceeds from Issuance of Long-Term Debt, Total Issuance of long-term debt Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax, Total Pension and OPEB liability adjustment Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax Floor rate Debt Instrument Floor Rate Debt instrument floor rate. Summary of Significant Accounting Policies Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Common Stock, Shares, Outstanding, Ending Balance Common Stock, Shares, Outstanding, Beginning Balance Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Current lease liabilities Operating Lease, Liability, Current Other current liabilities Less: Current portion Prior service credit Prior service credit Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Document Transition Report Document Transition Report Research and Development Expense, Total Engineering — research and development Research and Development Expense Cost of Revenue, Total Cost of sales Cost of Revenue Leases Lessee, Operating Leases [Text Block] Valuation allowance, description Valuation Allowance, Methodologies and Assumptions Repurchases of common stock Payments for Repurchase of Common Stock Noncompete Agreements [Member] Non-compete agreement Revenue Recognition and Deferred Revenue [Abstract] Statement of Cash Flows [Abstract] Issuance of common stock Stock Issued During Period, Value, New Issues Worldwide independent distributor and dealer locations Worldwide Independent Distributor And Dealer Locations Worldwide independent distributor and dealer locations. Derivative Asset, Statement of Financial Position [Extensible Enumeration] Payments to Acquire Businesses, Net of Cash Acquired Payments to Acquire Businesses, Net of Cash Acquired, Total Business acquisition, net of cash acquired Business acquisition, net of cash acquired Earnings Per Share Earnings Per Share [Text Block] Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value, Ending Balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value, Beginning Balance Financial assets Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Net income Net income Increase (Decrease) in Inventories, Total Inventories Increase (Decrease) in Inventories Mining Mining [Member] Mining. Intangible assets, net, Total Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Standard and Extended Product Warranty Accrual, Increase for Warranties Issued, Total Increase in liability (warranty issued during period) Standard and Extended Product Warranty Accrual, Increase for Warranties Issued ASSETS Assets [Abstract] Trade name - indefinite-lived Trade name - indefinite-lived [Member] Trade name - indefinite-lived. Defined Benefit Plan, Actuarial Gain (Loss), Immediate Recognition as Component in Net Periodic Benefit (Cost) Credit Recognized actuarial gain Document Fiscal Year Focus Document Fiscal Year Focus Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Changes in Components of AOCL CASH FLOWS FROM INVESTING ACTIVITIES: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Retirement Benefits [Abstract] Outside North America On-Highway Outside North America On Highway [Member] Outside North America on Highway. Bridge Facility Bridge Facility [Member] Bridge facility. Accounts Payable, Current, Total Accounts payable Accounts Payable, Current Components of Net Periodic Benefit Cost (Credit) Schedule of Net Benefit Costs [Table Text Block] Summary of Deferred Revenue Activity Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Senior Notes, Fixed 3.75%, Due 2031 Three Point Seven Five Percentage Senior Notes Due2031 [Member] Three Point Seven Five Percentage Senior Notes Due 2031 Prior service credit Accumulated Defined Benefit Plans Adjustment, Net Prior Service Attributable to Parent [Member] Finite-Lived Intangible Asset, Expected Amortization, Year One 2027 Acquired warranty liabilities Extended Product Warranty Accrual, Increase from Business Combination Product warranty liability Proceeds from exercise of stock options Proceeds from Stock Options Exercised Fair Value Disclosures [Abstract] Debt Instrument, Redemption Period, End Date Debt instrument, redemption end date Commitments and Contingencies Disclosure [Abstract] Lessee, Operating Lease, Liability, to be Paid, Year One 2026 2027 Deferred revenue Business Combination, Recognized Liability Assumed, Deferred Revenue, Current Stock Purchase Agreement [Member] Stock purchase agreement. Stock Purchase Agreement Long-term Line of Credit, Total Amount outstanding Long-Term Line of Credit Business Combination, Pro Forma Information [Table Text Block] Schedule of Supplemental Pro-Forma Information Debt Instrument Debt Instrument [Axis] Interest cost Defined Benefit Plan, Interest Cost Deferred income taxes Business Combination, Recognized Liability Assumed, Deferred Tax Liability Summary of Other Current Liabilities Schedule of Other Assets and Other Liabilities [Table Text Block] Long-Term Debt and Lease Obligation, Current Long-Term Debt and Lease Obligation, Current, Total Current portion of long-term debt Less: current maturities of long-term debt Net cash used for investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Allison Off-Highway [Member] Allison off-highway member. Allison Off-Highway Finance Lease, Weighted Average Remaining Lease Term Finance leases Schedule Of Other Information Related To Lease [Table Text Block] Schedule of other information related to lease table text block. Schedule of Other Information Related to Leases Title of 12(b) Security Title of 12(b) Security Schedule of Segment Reporting Information, by Segment [Table] Stock repurchase program, remaining amount Share Repurchase Program, Remaining Authorized, Amount Subsegments [Domain] Income Taxes Income Tax Disclosure [Text Block] Indefinite lived in process research and development. Indefinite Lived In Process Research And Development [Member] In process research and development Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year For the remainder of 2026 Other Liabilities, Noncurrent, Total Other non-current liabilities Other Liabilities, Noncurrent Debt Instrument, Redemption, Period [Domain] Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities, net of effects of the Acquisition Letters of Credit Outstanding, Amount Balance of letters of credit Income Tax Disclosure [Abstract] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Acquisitions Business Combination [Text Block] Paid-in Capital Additional Paid-in Capital [Member] Finance Lease, Right-of-Use Asset, after Accumulated Amortization [Abstract] Finance leases, Assets Stock repurchase program, authorized amount Share Repurchase Program, Authorized, Amount Standard and Extended Product Warranty Accrual, Increase (Decrease) for Preexisting Warranties, Total Net adjustments to liability Standard and Extended Product Warranty Accrual, Increase (Decrease) for Preexisting Warranties Trading Symbol Trading Symbol Weighted Average Remaining Lease Term [Abstract] Weighted average remaining lease term abstract. Weighted-average remaining lease term (in years): Employee-related Liabilities, Current, Total Payroll and related costs Employee-related Liabilities, Current Operating Lease, Liability [Abstract] Operating leases, Liability CASH FLOWS FROM FINANCING ACTIVITIES: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Commitment fee percentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Total lease payments Lessee, Operating Lease, Liability, to be Paid Less: Interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Debt instruments maturity month and year. Debt Instruments Maturity Month And Year Debt instrument, maturity month and year Common Stock Stock Repurchase Program Authorized [Text Block] The entire disclosure for amount of a stock repurchase plan authorized by an entity's Board of Directors and expiration date for the repurchase of an entity's own shares under a stock repurchase plan. Equity Components Equity Components [Axis] Assets Held-in-trust, Total Rabbi trust assets Asset, Held-in-Trust Equity Component Equity Component [Domain] Customer Relationships Defense. Customer Relationships Defense [Member] Customer relationships - defense Goodwill and Intangible Assets Disclosure [Abstract] Repurchase Program Stock Repurchase Program [Member] Stock repurchase program. Standard and Extended Product Warranty Accrual, Total Beginning balance Ending balance Standard and Extended Product Warranty Accrual Business Combination, Recognized Asset Acquired and Liability Assumed [Table Text Block] Schedule of Preliminary Purchase Price Allocation Service Parts, Support Equipment and Other Service Parts Support Equipment And Other [Member] Service Parts Support Equipment and Other. Business Combination [Axis] Statement of Comprehensive Income [Abstract] Maximum Maximum Maximum [Member] Debt Instrument, Increase (Decrease), Net, Total Debt Instrument, Increase (Decrease), Net Increased commitment in credit facility Statistical Measurement Statistical Measurement [Axis] Deferred revenue non-current liabilities Deferred revenue Contract with Customer, Liability, Noncurrent Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Common Stock, Value, Issued, Ending Balance Common Stock, Value, Issued, Beginning Balance Common Stock, Value, Issued, Total Common stock Common Stock, Value, Issued Allison Transmission Reportable Segment [Member] Allison Transmission Reportable Segment. Allison Transmission Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] Condensed Consolidated Statements of Comprehensive Income affected by reclassifications from AOCL Business Combination, Recognized Asset Acquired, Contract Assets Business combination, recognized asset acquired, contract assets. Contract assets Amortization of Debt Issuance Costs Amortization of deferred financing fees Schedule of Amortization Expense Related to Other Intangible Assets for Next Five Fiscal Years Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Accrued interest payable Interest Payable, Current Finite-Lived Intangible Assets by Major Class [Axis] Taxes paid related to net share settlement of equity awards Payment, Tax Withholding, Share-Based Payment Arrangement Deferred Revenue Revenue Revenue from Contract with Customer [Text Block] Business Combination [Table] Entity Registrant Name Entity Registrant Name Debt Debt Disclosure [Text Block] Principal payments on term loans Debt Instrument, Periodic Payment, Principal Finite-Lived Intangible Asset, Expected Amortization, Year Two 2028 Allison Transmission [Member] Allison transmission member. Allison Transmission Other (expense) income, net Other Nonoperating Income (Expense), Total Other Nonoperating Income (Expense) Other (expense) income, net Other income (expense) Accumulated Other Comprehensive Income Loss [Table] Accumulated Other Comprehensive Income (Loss) [Table] Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] SOFR Debt instruments maturity year. Debt Instruments Maturity Year Debt instrument, due date Debt instruments maturity year Finite-Lived Intangible Asset, Expected Amortization, Year Three 2029 Income Tax Expense (Benefit), Total Income tax expense Income tax expense Income Tax Expense (Benefit) Common Stock, Dividends, Per Share, Cash Paid Dividends per share Common stock, repurchased during the period Stock Repurchased During Period, Value Revolving Credit Facility Variable Due 2031 [Member] Revolving credit facility variable due 2031. Revolving Credit Facility, Variable, Due 2031 Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Accumulated Other Comprehensive Income (Loss), Net of Tax, Total Accumulated other comprehensive loss, net of tax Accumulated Other Comprehensive Income (Loss), Net of Tax Consolidation Items [Axis] Payments to Acquire Property, Plant, and Equipment, Total Additions of long-lived assets Payments to Acquire Property, Plant, and Equipment Assets Total assets TOTAL ASSETS Debt Instrument, Redemption, Period One [Member] Debt Instrument, Redemption, Period One Deferred income taxes Deferred Income Tax Expense (Benefit), Total Deferred Income Tax Expense (Benefit) Business Combination [Abstract] Business Combination, Recognized Liability Assumed, Long-Term Debt, Current Current portion of long-term debt Diluted earnings per share attributable to common stockholders Earnings Per Share, Diluted, Total Diluted earnings per share attributable to common stockholders (USD per share) Earnings Per Share, Diluted Pension settlement loss Accumulated Defined Benefit Plans Adjustment, Pension Settlement Loss [Member] Accumulated defined benefit plans adjustment, pension settlement loss. Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of Segment Reporting Information Operating Segments [Member] Operating Segments Finite-Lived Intangible Asset, Expected Amortization, Year Five 2031 Total finance lease expense Finance Lease Expense Finance lease expense. Total finance lease expense Eric Scroggins [Member] Eric Scroggins [Member]. Eric Scroggins City Area Code City Area Code Customer relationships - commercial. Customer Relationships Commercial [Member] Customer relationships - commercial ETC contracts Extended Transmission Coverage [Member] Extended Transmission Coverage [Member] Business Combination, Pro Forma Information, Pro Forma Revenue Net sales Other Comprehensive Income (Loss), Net of Tax Net current period other comprehensive (loss) income Finance Lease, Liability, Noncurrent Other non-current liabilities Long-term portion of lease obligations Proceeds from revolving credit facility Proceeds from Lines of Credit Proceeds from Lines of Credit, Total Debt Instrument, Face Amount Loan Facility Commitment Long-term debt Credit facility, commitments amount Line of Credit Facility, Maximum Borrowing Capacity Revolving credit facility maximum borrowing capacity Business Combination [Line Items] Business Acquisition [Line Items] Schedule Of Defined Benefit Plans Disclosures [Table] Defined Benefit Plan [Table] Variable Rate Component Variable Rate Component [Axis] Variable Rate Component [Axis] Fair value measurement guidance and hierarchy levels, description Fair Value Measurement Guidance And Hierarchy Levels Description Fair value measurement guidance and hierarchy levels description. Remaining lease term Operating Lease, Weighted Average Remaining Lease Term Operating leases Segment Reporting Information [Line Items] Rule 10B5-1 Trading Plan One [Member] Rule 10B5-1 Trading Plan One. Rule 10B5-1 Trading Plan One Total lease expense Lease, Cost Total lease expense Letter of Credit Letter of Credit [Member] Guarantees [Abstract] Property, plant and equipment, net Property, Plant and Equipment, Net Property, Plant and Equipment, Net, Ending Balance Property, Plant and Equipment, Net, Beginning Balance Property, Plant and Equipment, Net, Total Property, plant and equipment, net Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Financing lease obligations Combinations of Engine Brands, Models and Ratings Combinations of engine brands, models and ratings. Combinations of engine brands, models and ratings Operating income Operating Income (Loss) Total Segment Operating Profit Operating Loss Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Table] Schedule of acquired finite and indefinite lived intangible asset by major class. Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Table] Goodwill, Foreign Currency Translation, Gain (Loss) Foreign currency translation Retained Earnings [Member] Retained Earnings (Accumulated Deficit) Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member] Recognized actuarial gain Share-based Payment Arrangement, Noncash Expense, Total Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Operating Lease, Weighted Average Discount Rate, Percent Operating lease weighted average discount rate percent Operating leases Non-current lease liabilities Operating Lease, Liability, Noncurrent Other non-current liabilities Long-term portion of lease obligations Quoted Prices in Active Markets for Identical Assets (Level 1) Fair Value, Inputs, Level 1 [Member] Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Net cash provided by (used for) financing activities Lease, Cost [Table Text Block] Schedule of Consolidated Statements of Comprehensive Income Finance Leases Property, Plant and Equipment, Net Finance leases property, plant and equipment, net. Property, plant and equipment, net Developed Technology Rights [Member] Developed Technology Deferred Income Tax Liabilities, Net, Total Deferred income taxes Deferred Income Tax Liabilities, Net Industrial Products [Member] Industrial products. Industrial Incremental Term Loan [Member] Incremental term loan. Incremental Term Loan Business Combination, Recognized Asset Acquired, Receivable, Current Accounts receivable Senior secured credit facility term loan variable due 2031 Senior Secured Credit Facility Term Loan Variable Due 2031 [Member] Senior Secured Credit Facility Term Loan, variable, due 2031 Entity Interactive Data Current Entity Interactive Data Current Increase (Decrease) in Contract with Customer, Liability Increases Purchased parts and raw materials Inventory, Parts and Components, Net of Reserves CASH FLOWS FROM OPERATING ACTIVITIES: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Repayments of Lines of Credit Payments on revolving credit facility Payments on revolving credit facility Contract with Customer, Asset, after Allowance for Credit Loss, Total Contract assets Contract with Customer, Asset, after Allowance for Credit Loss Sales incentives. Sales Incentives Sales incentives Entity Tax Identification Number Entity Tax Identification Number Interest received from interest rate swaps Interest Received From Interest Rate Swaps Interest received from interest rate swaps. Business Combination, Recognized Liability Assumed, Contract Liabilities Business combination, recognized liability assumed, contract liabilities. Contract liabilities Unrealized loss on marketable securities Marketable Security, Unrealized Gain (Loss) Marketable Securities, Unrealized Gain (Loss), Total Unrealized gain on marketable securities Common Stock Disclosure [Line Items] Common Stock Disclosure [Line Items] Common Stock Disclosure [Line Items] Local Phone Number Local Phone Number Accumulated Other Comprehensive Income Loss [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Net periodic benefit cost (credit) Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Total Other current liabilities Other Liabilities, Current Finance Lease, Liability, to be Paid, Year Two 2028 Payments of Financing Costs, Total Deferred financing fees Debt financing fees Debt expensed Finance operating lease liability payments due after year four. Thereafter Finance Lease Liability Payments Due After Year Four Accounting Policies [Abstract] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Other accruals Other Sundry Liabilities, Current Revenue from Contract with Customer, Excluding Assessed Tax, Total Net sales Revenue Revenues Dana Incorporated [Member] Dana incorporated. Dana Incorporated Lessee, Operating Lease, Liability, to be Paid, Year Four 2029 2030 Class of Stock Class of Stock [Domain] Lessee Operating Lease Liability Payments Due After Year Four Lessee operating lease liability payments due after year four. Thereafter Entity Emerging Growth Company Entity Emerging Growth Company Indefinite-Lived Intangible Assets [Axis] Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less), and Goodwill Total purchase price consideration Chair, President and Chief Executive Officer [Member] Chair, President and Chief Executive Officer.