Guarantor Obligations Guarantor Obligations [Line Items] Range Statistical Measurement [Domain] Award Timing Predetermined Award Timing Predetermined [Flag] Collections of finance receivables Proceeds from Collection of Finance Receivables Entity File Number Entity File Number Additional paid-in capital Additional Paid-in Capital [Member] Wholesale loans Wholesale loans [Member] Represents the information pertaining to wholesale loans. Tabular List, Table Tabular List [Table Text Block] 2025 and 2024, respectively Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year Adoption of New Accounting Standards and Accounting Standards Issued But Not Yet Adopted New Accounting Pronouncements, Policy [Policy Text Block] Write-offs Total Financing Receivable, Allowance for Credit Loss, Writeoff Summary of Fair Value of Financial Instruments Fair Value, by Balance Sheet Grouping [Table Text Block] Guarantees, maximum potential amount of future payments Guarantor Obligations, Maximum Exposure, Undiscounted 91+ Still Accruing Financing Receivable, 91 Days Past Due and Still Accruing Financing receivables that are 91 days or more past due and still accruing. Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Fair Value, by Balance Sheet Grouping, Disclosure Item Amounts Measurement Basis [Axis] Adjustment to Compensation: Adjustment to Compensation [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Payable to dealers and others Increase (Decrease) in Accounts Payable, Trade Financing Receivable Portfolio Segment Financing Receivable Portfolio Segment [Domain] Total other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax Segment Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Short-term borrowings Short-Term Debt Adjustment to Compensation, Amount Adjustment to Compensation Amount Short-term borrowings, net (original maturities three months or less) Proceeds from (Repayments of) Short-Term Debt, Maturing in Three Months or Less EAME EAME Operating Segment [Member] This segment includes our operations in Europe, Africa, the Middle East and the Commonwealth of Independent States. Other assets Increase (Decrease) in Other Operating Assets Employee Stock Option Share-Based Payment Arrangement, Option [Member] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Finance receivables, net of allowance for credit losses of $283 and $284 Total finance receivables, net Financing Receivable, after Allowance for Credit Loss Variable Interest Entity, Primary Beneficiary Variable Interest Entity, Primary Beneficiary [Member] Accounts and Financing Receivables Accounts and Financing Receivables [Table] Derivative Instruments, Gain (Loss) Derivative Instruments, Gain (Loss) [Line Items] Other comprehensive income (loss), net of tax (Note 5): Other Comprehensive Income (Loss), Net of Tax [Abstract] Insider Trading Policies and Procedures [Line Items] Common stock, authorized (in shares) Common Stock, Shares Authorized Hedging Designation Hedging Designation [Domain] Wholesale finance Wholesale finance revenue Includes revenue earned on inventory/rental programs, which provide assistance to dealers by financing their new equipment inventory and rental fleets. Also includes revenue earned on short-term receivables we purchase from parent entity at a discount. Assets Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] 31-60 Days Past Due Financial Asset, 31 to 60 Days Past Due [Member] Financial asset more than 30 days past due but fewer than 61 days past due. Total liabilities and shareholder’s equity Liabilities and Equity Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk Derivative Instruments, Gain (Loss) [Table] General, operating and administrative expenses General, Operating, And Administrative Expense General, Operating, And Administrative Expense Liabilities and shareholder’s equity: Liabilities and Equity [Abstract] Cover [Abstract] Net changes in Caterpillar purchased receivables Net changes in Caterpillar purchased receivables The net change during the reporting period in receivables purchased from parent entity. Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Maximum Maximum [Member] Less: Profit attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Capital expenditures Segment, Expenditure, Addition to Long-Lived Assets Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Pay vs Performance Disclosure [Line Items] Financing Receivable, Credit Quality Indicator Financing Receivable, Credit Quality Indicator [Table] Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Year Four Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Weighted average extension to term of modified contracts Financing Receivable, Modified, Weighted Average Term Increase from Modification Profit before income taxes Profit before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Proceeds from disposals of equipment Proceeds from Sale of Property, Plant, and Equipment Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Operating Segments Operating Segments [Member] Period after which unpaid installments are considered as past due Financing Receivable, Threshold Period Past Due Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Current maturities of long-term debt Long-Term Debt, Current Maturities Company Selected Measure Amount Company Selected Measure Amount Less: Comprehensive income (loss) attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Interest Interest Expense, Operating Comprehensive income attributable to Caterpillar Financial Services Corporation Comprehensive Income (Loss), Net of Tax, Attributable to Parent Name Measure Name Financing receivable, modified in period, percentage Modifications as a percentage of Customer portfolio Financing Receivable, Modified in Period, to Total Financing Receivables, Percentage Notes receivable from Caterpillar Other Receivables Document Fiscal Period Focus Document Fiscal Period Focus Derivatives, Fair Value Derivatives, Fair Value [Line Items] Accretion of Caterpillar purchased receivable revenue Accretion of Caterpillar purchased receivable revenue This element represents the revenue recognized in the current period associated with purchases of trade receivables from parent entity. Award Timing Method Award Timing Method [Text Block] Award Type Award Type [Axis] Other payables with Caterpillar Increase (Decrease) in Accounts Payable, Related Parties Foreign currency translation Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Hedging Relationship Hedging Relationship [Domain] Total assets Total assets Assets Expenditures for equipment on operating leases Payments to Acquire Equipment on Lease Carrying amount of assets excluded from measurement at fair value Portion at Other than Fair Value Measurement [Member] Trading Symbol Trading Symbol Financing Receivable, Credit Quality Indicator Financing Receivable, Credit Quality Indicator [Line Items] Financing Receivable, Allowance for Credit Loss [Roll Forward] Financing Receivable, Allowance for Credit Loss [Roll Forward] Entity Address, City or Town Entity Address, City or Town Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Receivable Type Receivable Type [Axis] Other segments items Segment Reporting, Other Segment Item, Amount Class of Financing Receivable Class of Financing Receivable [Axis] Effect of exchange rate changes on cash, cash equivalents and restricted cash Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Write-offs by origination year [Table] Write-offs by origination year [Table] Write-offs by origination year Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Entity Emerging Growth Company Entity Emerging Growth Company Assets, Financial instruments not offset Derivative Asset, Subject to Master Netting Arrangement, Deduction of Financial Instrument Not Offset Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding 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] Gains (Losses) Recognized in AOCI, Fair Value Hedges Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), before Adjustments and Tax Fair Value, Level 2 Fair Value, Inputs, Level 2 [Member] Gains (Losses) Recognized on Hedged Instruments Derivative, Gain (Loss) on Derivative, Net Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Common stock, outstanding (in shares) Common Stock, Shares, Outstanding PEO PEO [Member] Class of Financing Receivable Class of Financing Receivable [Domain] Changes in assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] 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] Related recorded liability Guarantor Obligations, Current Carrying Value Year One Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Retained earnings Retained Earnings [Member] Methodology Methodology [Member] Methodology differences between operating segment reporting and external reporting, including: (1) Segment assets include off-balance sheet managed assets for which servicing responsibilities are maintained; (2) The impact of the difference between the actual leverage and the segment leverage ratios; (3) Interest expense includes realized forward points on foreign currency forward contracts, with the mark-to-market elements of the forward exchange contracts included as methodology differences; and (4) Profit attributable to noncontrolling interests is considered a component of segment profit. Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Cash, cash equivalents and restricted cash at beginning of year Cash, cash equivalents and restricted cash at end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement [Abstract] Income Statement [Abstract] Provision for income taxes Income Tax Expense (Benefit) Derivative financial instruments Accumulated Gain (Loss), Net, Cash Flow Hedge And Derivative, Excluded Component, Parent [Member] Accumulated Gain (Loss), Net, Cash Flow Hedge And Derivative, Excluded Component, Parent Other assets Other Assets Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Designated derivatives Designated as Hedging Instrument [Member] Fair Value, Hierarchy Fair Value Hierarchy and NAV [Axis] Subsegments Consolidation Items Subsegments Consolidation Items [Domain] Hedging Relationship Hedging Relationship [Axis] Cash and cash equivalents Cash, Cash Equivalents, and Short-Term Investments Profit of consolidated companies Profit of consolidated companies Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Derivative instruments, notional amount Derivative, Notional Amount Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Guarantor Obligation Guarantor Obligation [Table] Long-term debt Long-term debt due after one year [Member] Long-term debt due after one year Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] City Area Code City Area Code Allowance for Credit Losses and Total Finance Receivables Financing Receivable, Allowance for Credit Loss [Table Text Block] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Cash flows from investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Net change in variable lending from Caterpillar Proceeds from (Repayments of) Related Party Debt Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Fair Value Hedges Fair Value Hedging [Member] Cash Flow Hedges Cash Flow Hedging [Member] Recoveries Financing Receivable, Allowance for Credit Loss, Recovery Other liabilities Other Liabilities Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Derivative liabilities Liabilities, Gross amounts recognized Derivative Liability, Subject to Master Netting Arrangement, before Offset Financing receivable, modified in period Amortized cost of finance receivables modified Financing Receivable, Modified in Period, Amount Net change in variable lending to Caterpillar Proceeds from Collection of (Payments to Fund) Long-Term Loans to Related Parties Caterpillar Purchased Receivables Caterpillar Purchased Receivables [Member] Represents the information pertaining to the trade receivables purchased from Caterpillar entities. Statement, Equity Components Equity Components [Axis] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Finance leases and failed sale leasebacks, Carrying Value Finance leases and failed sale leasebacks, Carrying Value Reflects the carrying amount of finance leases and failed sale leasebacks, which are excluded from fair value. Payments on debt issued (original maturities greater than three months) Repayments of Debt, Maturing in More than Three Months Latin America Latin America Operating Segment [Member] This segment includes our operations in Mexico and Central and South American countries. Other Performance Measure, Amount Other Performance Measure, Amount Entity Address, State or Province Entity Address, State or Province Financial Asset, Aging Financial Asset, Aging [Domain] Fair Value Measurements and Fair Value of Financial Instruments Fair Value Measurement, Policy [Policy Text Block] Derivative Instrument Derivative Instrument [Axis] Individual: Individual [Axis] Liabilities Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract] Power CPF [Member] This segment provides financing worldwide for marine vessels with Caterpillar engines and for Caterpillar electrical power generation, gas compression and co-generation systems and non-Caterpillar equipment that is powered by these systems. Additional paid-in capital Additional Paid in Capital, Common Stock Net cash provided by (used for) investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Document Fiscal Year Focus Document Fiscal Year Focus Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] 2023 and 2022, respectively Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year Entity Interactive Data Current Entity Interactive Data Current Year Three Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff Carrying Amount Reported Value Measurement [Member] Retail loans Retail loans [Member] Represents the information pertaining to retail loans Financing receivable, nonaccrual Non-accrual Financing Receivable, Nonaccrual Restricted cash and cash equivalents Restricted Cash and Investments, Current North America North America [Member] Segment Information Segment Reporting Disclosure [Text Block] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Undesignated derivatives Not Designated as Hedging Instrument [Member] Mining Mining [Member] Finance receivables related to large mining customers worldwide. Payment Deferral Payment Deferral [Member] Latin America Latin America [Member] Increase (Decrease) in Shareholder's Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] 2026 and 2025, respectively Financing Receivable, Year One, Originated, Current Fiscal Year Financing receivable, average remaining term Financing Receivable, Weighted Average Remaining Term Financing Receivable, Weighted Average Remaining Term Revolving Finance Receivables Financing Receivable, Revolving Current Current [Member] Credit quality indicator for receivables that are current Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Accumulated Other Comprehensive Income (Loss) Comprehensive Income (Loss) Note [Text Block] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis Fair Value, Recurring and Nonrecurring [Table] Gains (Losses) Reclassified from AOCI Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss) And Derivative, Excluded Component, Increase (Decrease), Reclassification, Before Tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss) And Derivative, Excluded Component, Increase (Decrease), Reclassification, Before Tax General, operating and administrative Selling, General and Administrative Expense Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Depreciation and amortization Depreciation, Depletion and Amortization Entity Central Index Key Entity Central Index Key PEO Name PEO Name Total revenues External revenues Revenues 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] Fair Value, Balance Sheet Grouping, Financial Statement Captions Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Amortized Cost of Finance Receivables in the Customer Portfolio Segment by Origination Year Financing Receivable Credit Quality Indicators [Table Text Block] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Arrangement Duration Trading Arrangement Duration Schedule of Segment Reporting Information, by Segment Schedule of Segment Reporting Information, by Segment [Table] Statement, Business Segments Segments [Axis] Location and Fair Value of Derivative Instruments Reported in the Consolidated Statements of Financial Position Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Retail finance leases Retail leases [Member] Represents information pertaining to retail leases. Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Local Phone Number Local Phone Number Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Assets: Assets [Abstract] Long-term debt Long-Term Debt, Excluding Current Maturities Underlying Security Market Price Change Underlying Security Market Price Change, Percent Statement of Financial Position Location, Balance Statement of Financial Position Location, Balance [Axis] Total Finance Receivables Total Finance Receivables Financing Receivable, before Allowance for Credit Loss Fair Value Disclosures Fair Value Disclosures [Text Block] (Gains) losses reclassified to earnings Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Entity Address, Address Line One Entity Address, Address Line One Financial Effects of Term Extensions and Payment Delays Financing Receivable, Modified [Table Text Block] Accumulated other comprehensive income (loss) AOCI Attributable to Parent [Member] Internal Credit Assessment Internal Credit Assessment [Axis] Internal Credit Assessment Internal Credit Assessment [Domain] Derivative Financial Instruments and Risk Management Derivative Instruments and Hedging Activities Disclosure [Text Block] Derivative assets Assets, Gross amounts recognized Derivative Asset, Subject to Master Netting Arrangement, before Offset Fair Value as of Grant Date Award Grant Date Fair Value Entity Registrant Name Entity Registrant Name Deferred net gains, net of tax, included in equity, related to cash flow hedges, expected to be reclassified to earnings over the next twelve months Cash Flow Hedge Gain (Loss) to be Reclassified within 12 Months Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Total expenses Costs and Expenses Document Quarterly Report Document Quarterly Report Provision for credit losses Provision for Loan, Lease, and Other Losses Provision (benefit) for deferred income taxes Deferred Income Taxes and Tax Credits Long-term debt Long-Term Debt, Fair Value Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Finance Receivables on Non-Accrual Status Financing Receivable, Nonaccrual [Table Text Block] Number of operating segments Number of Operating Segments Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Financing receivable, average term Financing Receivable, Weighted Average Term Financing Receivable, Weighted Average Term Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] New Accounting Pronouncements and Changes in Accounting Principles [Abstract] Accounting Standards Update and Change in Accounting Principle [Abstract] Reconciling Item Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member] Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Restatement Determination Date: Restatement Determination Date [Axis] Non-PEO NEO Non-PEO NEO [Member] Gains (Losses) Reclassified from AOCI, Fair Value Hedges Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), Adjustments, before Tax Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Net (gains) losses reclassified to earnings Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Name Trading Arrangement, Individual Name Allowance for credit losses Less: Allowance for credit losses Beginning Balance Ending Balance Financing Receivable, Allowance for Credit Loss All Award Types Award Type [Domain] Gains (Losses) Recognized in AOCI, Cash Flow Hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax Financing receivable, gross write-offs Prior Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff Noncontrolling interests Equity, Attributable to Noncontrolling Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Other, net Other Noncash Income (Expense) Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Other, net Other Income Asia/Pacific Asia/Pacific Operating Segment [Member] This segment includes our operations in Australia, New Zealand, China, Japan, Southeast Asia and India. Compensation Amount Outstanding Recovery Compensation Amount Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Power Caterpillar Power Finance [Member] Finance receivables related to marine vessels with Caterpillar engines worldwide and Caterpillar electrical power generation, gas compression and co-generation systems and non-Caterpillar equipment that is powered by these systems worldwide. Foreign exchange contracts Foreign Exchange Contract [Member] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Fair Value Estimate of Fair Value Measurement [Member] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Name Awards Close in Time to MNPI Disclosures, Individual Name AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Revenues: Revenues [Abstract] Financing Receivable, Past Due Financing Receivable, Past Due [Line Items] Liabilities, Financial instruments not offset Derivative Liability, Subject to Master Netting Arrangement, Deduction of Financial Instrument Not Offset Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Finance receivables, net (excluding finance leases) Finance Receivables, Net The carrying amount of outstanding finance receivables including accrued interest that are being measured at fair value. Less: Tax provision/(benefit) Other Comprehensive Income (Loss) before Reclassifications, Tax Segment Segments [Domain] EAME EMEA [Member] Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Customer Customer [Member] Represents the information pertaining to the customer portfolio segment. Fair Value, Measurements, Fair Value Hierarchy Fair Value Hierarchy and NAV [Domain] Statement of Financial Position Location, Balance Statement of Financial Position Location, Balance [Domain] Accounts, Notes, Loans and Financing Receivable Accounts, Notes, Loans and Financing Receivable [Line Items] Company Selected Measure Name Company Selected Measure Name Fair Value, Disclosure Item Amounts Fair Value Measurement [Domain] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Equipment on operating leases, net Property, Plant, and Equipment, Lessor Asset under Operating Lease, after Accumulated Depreciation Financial Asset, Aging Financial Asset, Aging [Axis] All Executive Categories All Executive Categories [Member] Other Financing Receivable, Allowance for Credit Losses, Other Financing Receivable, Allowance for Credit Losses, Other Common stock - $1 par value Authorized: 2,000 shares; Issued and outstanding: one share (at paid-in amount) Common Stock, Value, Issued Commitments and Contingent Liabilities Commitments and Contingencies Disclosure [Text Block] Derivative financial instruments, net asset position Derivative Assets (Liabilities), at Fair Value, Net Segments Segment Reporting, Policy [Policy Text Block] Settlements of undesignated derivatives Payments for (Proceeds from) Derivative Instrument, Investing Activities Commitments and contingent liabilities (Note 7) Commitments and Contingencies Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Depreciation on equipment leased to others Depreciation, Lessor Asset under Operating Lease Entity Small Business Entity Small Business Other Other Cost and Expense, Operating Noncontrolling interests Noncontrolling Interest [Member] Retail finance Retail finance revenue Includes revenue earned on loans that allow customers and dealers to use their equipment or other assets as collateral to obtain financing. Also includes the revenue recognized from retail finance leases and installment sales contract. Document Transition Report Document Transition Report New Accounting Pronouncements Accounting Standards Update and Change in Accounting Principle [Text Block] Underlying Securities Award Underlying Securities Amount Gains (losses) before reclassification, before tax Other Comprehensive Income (Loss), before Reclassifications, before Tax Revolving Finance Receivables Financing Receivable, Revolving, Writeoff Total Equity Component [Domain] Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Value of the Hedged Liabilities Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease) Document Period End Date Document Period End Date PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Carrying Value of the Hedged Liabilities Hedged Liability, Fair Value Hedge Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Hedging Designation Hedging Designation [Axis] Net amount, assets Derivative Asset, Including Not Subject to Master Netting Arrangement, after Offset and Deduction Total shareholder’s equity Balance Balance Equity, Including Portion Attributable to Noncontrolling Interest 61-90 Days Past Due Financial Asset, 61 to 90 Days Past Due [Member] Financial asset more than 60 days past due but fewer than 91 days past due. Document Type Document Type Fair Value, Inputs, Level 3 Fair Value, Level 3 Fair Value, Inputs, Level 3 [Member] Name Outstanding Recovery, Individual Name Net amount, liabilities Derivative Liability, Including Not Subject to Master Netting Arrangement, after Offset and Deduction Gains (Losses) Reclassified from AOCI, Cash Flow Hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Derivative Contract Derivative Contract [Domain] Schedule of Financing Receivable, Allowance for Credit Losses Financing Receivable, Allowance for Credit Loss [Table] Derivative financial instruments Derivative financial instruments, net of tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), And Derivative, Excluded Component Increase (Decrease), After Reclassification And Tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), And Derivative, Excluded Component Increase (Decrease), After Reclassification And Tax All Individuals All Individuals [Member] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Name Forgone Recovery, Individual Name Range Statistical Measurement [Axis] 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] Number Of Reportable Segments Not Disclosed Flag Number Of Reportable Segments Not Disclosed Flag Number Of Reportable Segments Not Disclosed Flag Proceeds from sales of receivables Proceeds from Sale of Finance Receivables Other capital expenditures Payments to Acquire Other Property, Plant, and Equipment Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Prior Financing Receivable, Originated, More than Five Years before Current Fiscal Year Financing receivable, modified in period, maximum period Financing Receivable, Modified, Borrowers Experiencing Financial Difficulty, Maximum Period Financing Receivable, Modified, Borrowers Experiencing Financial Difficulty, Maximum Period Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Schedule of Amounts Recorded in the Consolidated Statements of Financial Position Related to Cumulative Basis Adjustments for Fair Value Hedges Schedule of Fair Value Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block] Schedule of Gains (Losses) on Derivatives Instruments Derivative Instruments, Gain (Loss) [Table Text Block] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Collections of notes receivable from Caterpillar Repayment of Notes Receivable from Related Parties Accrued expenses Increase (Decrease) in Accrued Liabilities Asia/Pacific Asia Pacific [Member] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Title of 12(b) Security Title of 12(b) Security Payable to dealers and others Accounts Payable Consolidation Items Consolidation Items [Domain] Extended Maturity Extended Maturity [Member] Write-offs by Origination Year Write-offs by origination year [Table Text Block] Write-offs by origination year Financing Receivable Portfolio Segment Financing Receivable Portfolio Segment [Axis] Financing Receivable, Allowance for Credit Losses Financing Receivable, Allowance for Credit Loss [Line Items] Award Timing Disclosures [Line Items] Accrued expenses Accrued Liabilities Gains (losses) before reclassification, net of tax Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Year Five Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff Loan Restructuring Modification [Domain] Loan Restructuring Modification [Domain] 2024 and 2023, respectively Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year Profit attributable to Caterpillar Financial Services Corporation Net Income (Loss) Attributable to Parent Inter-segment Eliminations Intersegment Eliminations [Member] Expiration Date Trading Arrangement Expiration Date Year Two Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff Write-offs by origination year [Line Items] Write-offs by origination year [Line Items] Write-offs by origination year [Line Items] Other liabilities Increase (Decrease) in Other Operating Liabilities Shareholder's Equity: Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Segment Reporting Information Segment Reporting Information [Line Items] Payable to Caterpillar - borrowings and other Payable to related party - borrowings and other Includes amounts for accounts payable and notes payable to related parties. Adoption Date Trading Arrangement Adoption Date Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Schedule of Financing Receivables Past Due Financing Receivable, Past Due [Table] Entity Current Reporting Status Entity Current Reporting Status Receivables [Abstract] Receivables [Abstract] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Consolidated Entities Consolidated Entities [Domain] North America North America Operating Segment [Member] This segment includes our operations in the United States and Canada. Retained earnings Retained Earnings (Accumulated Deficit) Gains (Losses) Recognized in AOCI Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss) And Derivative, Excluded Component, Increase (Decrease), before Reclassification and Tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss) And Derivative, Excluded Component, Increase (Decrease), before Reclassification and Tax Statement of Financial Position [Abstract] Statement of Financial Position [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] Executive Category: Executive Category [Axis] Finance lease revenue Sales-type Lease, Revenue Current maturities of long-term debt Long-term debt due within one year [Member] Long-term debt due within one year Current Fiscal Year End Date Current Fiscal Year End Date Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Summary of Finance Receivables Included in the Consolidated Statements of Financial Position Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Statement Statement [Table] Other income (expense) Other Nonoperating Income (Expense) Adjustments to reconcile profit to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] 2022 and 2021, respectively Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Loan Restructuring Modification [Axis] Loan Restructuring Modification [Axis] Interest rate contracts Interest Rate Contract [Member] Weighted average payment deferral and/or interest only periods Financing Receivable, Modified, Weighted Average Payment Delay Financing Receivable, Modified, Weighted Average Payment Delay Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] All Adjustments to Compensation All Adjustments to Compensation [Member] Fair Value, by Balance Sheet Grouping Fair Value, by Balance Sheet Grouping [Table] Amendment Flag Amendment Flag Aging Related to Finance Receivables Financing Receivable, Past Due [Table Text Block] Termination Date Trading Arrangement Termination Date Net cash provided by (used for) financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Measure: Measure [Axis] Subsegments Consolidation Items Subsegments Consolidation Items [Axis] Provision for credit losses Financing Receivable, Credit Loss, Expense (Reversal) Receivable Type Receivable [Domain] Segment Reporting [Abstract] Segment Reporting [Abstract] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Entity Tax Identification Number Entity Tax Identification Number Expenses: Costs and Expenses [Abstract] Less: Tax provision/(benefit) Reclassification from AOCI, Current Period, Tax 91+ Days Past Due Financial Asset, Equal to Greater than 91 Days Past Due [Member] Financial asset equal to or greater than 91 days past due. Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Consolidated Entities Consolidated Entities [Axis] Common stock, par value (dollars per share) Common Stock, Par or Stated Value Per Share Schedule of Effect of Net Settlement Provisions of the Master Netting Agreements on our Derivative Balances OffsettingAssetsandLiabilities [Table Text Block] Tabular disclosure of derivative and other financial assets and liabilities that are subject to offsetting, including master netting arrangements. Common stock, issued (in shares) Common Stock, Shares, Issued Dealer Dealer [Member] Represents the information pertaining to the dealer portfolio segment. Trading Arrangement: Trading Arrangement [Axis] Loans carried at fair value Loans carried at fair value Loans carried at fair value Total Shareholder Return Amount Total Shareholder Return Amount Operating lease Operating Lease, Lease Income Foreign currency translation Foreign currency translation, net of tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Insider Trading Arrangements [Line Items] Unallocated Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] Security Exchange Name Security Exchange Name Additions to finance receivables Payments to Acquire Finance Receivables Current Financial Asset, Not Past Due [Member] Total liabilities Liabilities Liabilities Finance Receivables Financing Receivables [Text Block] Mining Mining Reportable Segment [Member] This segment provides financing for large mining customers worldwide. Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Proceeds from debt issued (original maturities greater than three months) Proceeds from Debt, Maturing in More than Three Months Timing Timing [Member] Timing differences in the recognition of costs between segment reporting and consolidated external reporting. Statement [Line Items] Statement [Line Items] Consolidation Items Consolidation Items [Axis] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Common stock Common Stock [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Increase (decrease) in cash, cash equivalents and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation