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Accounts receivable held collateralize the outstanding receivables sold. 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Geographical [Domain] Geographical [Domain] Other Europe Other Europe [Member] Other Europe Principles of Consolidation Consolidation, Policy [Policy Text Block] Restructuring Cost [Table] Restructuring Cost [Table] Restatement Determination Date: Restatement Determination Date [Axis] Title of 12(b) Security Title of 12(b) Security Concentration Risk Type [Axis] Concentration Risk Type [Axis] Common stock, $.01 par value; 500.0 shares authorized and 226.9 shares issued; 171.3 and 177.8 shares outstanding at December 31, 2024 and 2023, respectively Common Stock, Value, Issued Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration] Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration] Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] Acquisitions Contract with Customer, Liability, Increase (Decrease) for Contract Acquired in Business Combination Amounts recognized in the statement of financial position consist of: Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract] Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Share-Based Payment Arrangement [Abstract] Warranty reserve Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Warranty Reserves State taxes Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Finite Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] 2029 Defined Benefit Plan, Expected Future Benefit Payment, Year Five Total deferred income tax liabilities Deferred Tax Liabilities, Gross Valuation Approach and Technique [Domain] Valuation Approach and Technique [Domain] Net income attributable to Wabtec shareholders (in dollars per share) Basic (in dollars per share) Earnings Per Share, Basic Mexico MEXICO Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Plan term, years Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Schedule Of Product Information [Table] Nature of Operation, Product Information, Concentration of Risk [Table] Current liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Schedule Of Goodwill [Table] Goodwill [Table] Accrued expenses and reserves Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Expenses And Reserves Accrued expenses and reserves component of deferred income tax asset. 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Settlement and curtailment gains recognized Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment Stock-based compensation expense Share-Based Payment Arrangement, Expense ACCUMULATED OTHER COMPREHENSIVE LOSS Comprehensive Income (Loss) Note [Text Block] Loss Contingencies [Table] Loss Contingencies [Table] Canceled (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Remeasurement gain Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain Business Acquisition [Axis] Business Acquisition [Axis] Summary of Intangible Assets of the Company, Other Than Goodwill and Trademarks Schedule of Finite-Lived Intangible Assets [Table Text Block] 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] Right-of-use liabilities Deferred Tax Liabilities, Leasing Arrangements CONTRACT ASSETS AND CONTRACT LIABILITIES Revenue from Contract with Customer [Text Block] Document Fiscal Year Focus Document Fiscal Year Focus Deferred compensation/employee benefits Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits Stock repurchase Treasury Stock, Value, Acquired, Cost Method Revenue from External Customer [Line Items] Revenue from External Customer [Line Items] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Other accrued liabilities Other Accrued Liabilities, Current Foreign Income (Loss) from Continuing Operations before Income Taxes, Foreign Gross receivables sold/cash proceeds received Proceeds from Accounts Receivable Securitization 2029 Finite-Lived Intangible Asset, Expected Amortization, Year Five Below market intangible amortization Amortization of Intangible Liability Amortization of Intangible Liability Document Period End Date Document Period End Date Inspection Technologies Inspection Technologies [Member] Inspection Technologies Finished goods Inventory, Finished Goods, Net of Reserves Total lease payments Lessee, Operating Lease, Liability, to be Paid Outstanding, beginning of period (in shares) Outstanding, end of period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Insider Trading Arrangements [Line Items] Other current assets Other Current Assets [Member] 2027 Lessee, Operating Lease, Liability, to be Paid, Year Three Aggregate accumulated benefit obligation Defined Benefit Plan, Accumulated Benefit Obligation Amounts in beginning balance reclassified to revenue Contract with Customer, Liability, Revenue Recognized Stated interest rate decreased Debt Instrument, Interest Rate, Stated Percentage Period Increase (Decrease) Debt Instrument, Interest Rate, Stated Percentage Period Increase (Decrease) Foreign Exchange Contracts Foreign Exchange Contract [Member] Reclassifications Reclassification, Comparability Adjustment [Policy Text Block] Document Transition Report Document Transition Report Schedule of Unrecognized Tax Benefits Roll Forward Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Entity Current Reporting Status Entity Current Reporting Status Revolving Credit Facility Multi-Currency Revolving Loan Facility [Member] Multi-Currency Revolving Loan Facility Retained Earnings Retained Earnings [Member] Litigation Status [Domain] Litigation Status [Domain] Schedule Of Revenues From External Customers And Long Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Foreign currency translation (loss) gain Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Supplier Finance Program, Obligation [Roll Forward] Supplier Finance Program, Obligation [Roll Forward] Executive Category: Executive Category [Axis] 3.20% Senior Notes, due 2025 3.2000 Percent Senior Notes Due Two Thousand and Twenty Five [Member] 3.2000 Percent Senior Notes Due Two Thousand and Twenty Five Summary of Consolidated Provision for Income Taxes Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Statement of Income Location, Balance [Domain] Statement of Income Location, Balance [Domain] Company Selected Measure Name Company Selected Measure Name Base Rate [Member]