Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Statistical Measurement [Domain] Statistical Measurement [Domain] Restructuring expense Restructuring and Related Cost, Expected Cost Remaining Schedule of Notional Amounts of Outstanding Derivative Positions Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block] Operating lease, liability, current, statement of financial position [extensible enumeration] Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Award Timing Predetermined Award Timing Predetermined [Flag] Related Party Transaction [Axis] Related Party Transaction [Axis] Indefinite-lived Intangible Assets by Major Class [Axis] Indefinite-Lived Intangible Assets [Axis] Asia and Australasia Asia and Australasia Asia And Australasia [Member] Asia and Australasia [Member] Entity File Number Entity File Number Additional Paid-in Capital Additional Paid-in Capital [Member] Interest rate swaps Interest rate swaps Interest Rate Swap [Member] Debt financing fees Payments of Financing Costs Income from equity method investments Income (Loss) from Equity Method Investments Tabular List, Table Tabular List [Table Text Block] Leases [Abstract] Leases [Abstract] Debt due to Avis Budget Rental Car Funding (AESOP) LLC—related party Debt Due To Avis Budget Rental Car Funding Aesop Llc Related Party Carrying amount as of the balance sheet date of obligations due to Avis Budget Rental Car Funding (AESOP) LLC- a related party, for rental vehicles. Recently Issued Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Schedule of Related Party Transactions Schedule of Related Party Transactions [Table Text Block] Type of Restructuring [Domain] Type of Restructuring [Domain] Non-vested stock awards Share-Based Payment Arrangement [Member] Long-term debt Secured Long-Term Debt, Noncurrent Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Measurement Basis [Axis] Measurement Basis [Axis] Basic (in usd per share) Earnings Per Share, Basic Adjustment to Compensation: Adjustment to Compensation [Axis] Related Party Transactions Related Party Transactions Disclosure [Text Block] Schedule of Committed Credit Facilities Schedule of Line of Credit Facilities [Table Text Block] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accounts payable and other current liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Other Other Assets, Miscellaneous, Current Long-term purchase commitment, term Long-Term Purchase Commitment, Period Other comprehensive income (loss) Net current-period other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Schedule of Operating Segments Schedule of Segment Reporting Information, by Segment [Table Text Block] Less: Short-term debt and current portion of long-term debt Short-Term Debt Schedule of Indefinite-Lived Intangible Assets [Table] Intangible Asset, Indefinite-Lived [Table] Vehicles held for sale Vehicles Held For Sale The recorded value of rental vehicles held for sale, net of accumulated depreciation. Schedule of Cash and Cash Equivalents Schedule of Cash and Cash Equivalents [Table Text Block] Interest rate caps Interest Rate Cap [Member] Accrued advertising and marketing Accrued Advertising And Marketing Costs, Current accrued marketing and commissions Interest expense related to corporate debt, net: Interest and Debt Expense [Abstract] Adjustment to Compensation, Amount Adjustment to Compensation Amount Affiliated Entity Affiliated Entity [Member] Consolidation Consolidation, Policy [Policy Text Block] Vehicle Programs Vehicle Program [Policy Text Block] Vehicle Program Policy [Text Block] Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Reportable segment Adjusted EBITDA Adjusted Earnings Before Income Depreciation And Amortization Adjusted earnings before non-vehicle related depreciation and amortization, any impairment charge, restructuring and other related charges, early extinguishment of debt costs, non-vehicle related interest, transaction-related costs, net charges for an unprecedented personal-injury legal matters, non-operational charges related to shareholder activist activity and income taxes. Indefinite-lived Intangible Assets [Line Items] Indefinite-Lived Intangible Assets [Line Items] Employee Stock Option Share-Based Payment Arrangement, Option [Member] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Proceeds received on asset sales Proceeds from Sale of Productive Assets Antidilutive Securities [Axis] Antidilutive Securities [Axis] Payments to acquire equity method investments Payments to Acquire Equity Method Investments Stockholders’ equity attributable to Avis Budget Group, Inc. Equity, Attributable to Parent Insider Trading Policies and Procedures [Line Items] Stock-based compensation expense Share-Based Payment Arrangement, Expense Schedule of Property, Plant and Equipment Property, Plant and Equipment [Table Text Block] Common stock authorized (in shares) Common Stock, Shares Authorized Hedging Designation [Domain] Hedging Designation [Domain] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Amortization of right-of-use assets Amortization of Right-Of-Use Assets Amortization of Right-Of-Use Assets 8.000% Senior Notes Eight Point Zero Percent Senior Notes Due 2031 [Member] Eight Point Zero Percent Senior Notes Due 2031 Current assets: Assets, Current [Abstract] Total liabilities, redeemable non-controlling interests and stockholders’ equity Liabilities and Equity Currency Transactions Foreign Currency Transactions and Translations Policy [Policy Text Block] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Minimum Pension Liability Adjustment Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] Aggregate interest rate Line of Credit Facility, Interest Rate at Period End License agreements Licensing Agreements [Member] Liabilities, redeemable non-controlling interests and stockholders’ equity Liabilities and Equity [Abstract] Cover [Abstract] Cover [Abstract] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Reconciliation of reportable segment Adjusted EBITDA to loss before income taxes: Adjustments To EBITDA [Abstract] Adjustments To EBITDA Maximum Maximum [Member] Stock-based compensation expense (net of tax) Share-Based Payment Arrangement, Expense, after Tax Repurchase Facility Maturing June 2026 (5) Repurchase Facility Maturing June 2026 (5) [Member] Repurchase Facility Maturing June 2026 (5) Vehicle depreciation Vehicle Depreciation The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes vehicle related depreciation. Less: Net income attributable to non-controlling interests Less: Net income attributable to non-controlling interests Net Income (Loss) Attributable to Noncontrolling Interest Property and equipment additions Segment, Expenditure, Addition to Long-Lived Assets Minimum pension liability adjustment, tax Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, Tax Net Carrying Amount Finite-Lived Intangible Assets, Net Securities pledged as collateral Debt Instrument, Collateral Amount 5.375% Senior Notes Five Point Three Seven Five Percent Senior Notes Due 2029 [Member] Five Point Three Seven Five Percent Senior Notes Due 2029 Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Debt Instrument [Line Items] Debt Instrument [Line Items] Proceeds from debt securities of Avis Budget Rental Car Funding (AESOP) LLC—related party Proceeds from Collection of Advance to Affiliate Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Avis Budget Rental Car Funding Program August 2031 Avis Budget Rental Car Funding Program August 2031 [Member] Avis Budget Rental Car Funding Program August 2031 Treasury Stock Treasury Stock, Common [Member] Fair value vested in period Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Proceeds from borrowings Proceeds From Borrowings From Financing Activities Within Vehicle Programs The net cash inflow (outflow) in aggregate debt due to repayments and proceeds from additional borrowings related to vehicle programs Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Pay vs Performance Disclosure [Line Items] Operating lease liabilities Operating Lease, Liability Currency translation adjustments, net of tax of $(6) and $14, respectively Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Acquisitions Business Combination [Text Block] Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Loss before income taxes Loss before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Global Rightsizing Global Rightsizing Global Rightsizing [Member] Global Rightsizing Schedule of Carrying Values and Estimated Fair Values of Debt Instruments Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block] Other non-current liabilities Other Liabilities, Noncurrent Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Currency translation adjustments, tax OCI, Foreign Currency Transaction and Translation Gain (Loss), Arising During Period, Tax Proceeds from borrowings (original maturities greater than three months) Proceeds from Issuance of Debt Loss per share Earnings (loss) Per Share [Abstract] Earnings (loss) Per Share Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Operating Segments Operating Segments [Member] Receivables from AMV Receivables From Related Party [Member] Receivables From Related Party Short-term debt and current portion of long-term debt Long-Term Debt, Current Maturities Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Company Selected Measure Amount Company Selected Measure Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Line of Credit Facility [Table] Line of Credit Facility [Table] Comprehensive loss attributable to Avis Budget Group, Inc. Total comprehensive loss attributable to Avis Budget Group, Inc. Comprehensive Income (Loss), Net of Tax, Attributable to Parent Schedule of Other Current Assets Schedule of Other Current Assets [Table Text Block] Name Measure Name Balance at the beginning of the period Balance at the end of the period Restructuring Reserve Receivables due from former subsidiaries Other Receivables Receivables from vehicle manufacturers and other Receivables From Vehicle Manufacturers And Other Amounts due from vehicle manufacturers and others related to sale of rental vehicles, that have been delivered or sold in the normal course of business. Secured Debt Secured Debt [Member] Short-term operating lease liabilities Short-term operating lease liabilities Operating Lease, Liability, Current Document Fiscal Period Focus Document Fiscal Period Focus Award Timing Method Award Timing Method [Text Block] Award Type [Axis] Award Type [Axis] Currency Translation Adjustments Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Total Long-Term Debt Schedule of Components of Other Comprehensive Income (Loss) Comprehensive Income (Loss) [Table Text Block] Legal Entity [Axis] Legal Entity [Axis] Total assets Assets 8.375% Senior Notes Eight Point Three Seven Five Senior Notes Due 2032 [Member] Eight Point Three Seven Five Senior Notes Due 2032 Investment, Name [Domain] Investment, Name [Domain] Intangible assets amortization expense, year one Finite-Lived Intangible Asset, Expected Amortization, Year One Trading Symbol Trading Symbol Vested (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Geographical [Domain] Geographical [Domain] Schedule of Intangible Assets Schedule of Intangible Assets and Goodwill [Table Text Block] Entity Address, City or Town Entity Address, City or Town Range of possible loss (up to) Loss Contingency, Range of Possible Loss, Portion Not Accrued Rental vehicles net, total Rental Vehicles Net Rental Vehicles Net Rental vehicles Rental Vehicles The cost of vehicles used in rental activities. Operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] (Gain) loss on sale of vehicles, net Gain (Loss) On Sale Of Vehicles Net And Cost Of Vehicle Disposition Gain (Loss) On Sale Of Vehicles, Net And Cost Of Vehicle Disposition Acquired finite-lived intangible assets, weighted average useful life Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life Americas Americas Segment [Member] Americas Segment Effect of changes in exchange rates on cash and cash equivalents, program and restricted cash Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Property, plant and equipment, additions Property, Plant and Equipment, Additions Intangible assets amortization expense, year four Finite-Lived Intangible Asset, Expected Amortization, Year Four Entity Emerging Growth Company Entity Emerging Growth Company Between 3 and 4 years Long-Term Debt, Maturity, Year Three 7.250% euro-denominated Senior Notes Seven Point Two Five Euro-Denominated Senior Notes Due 2030 [Member] Seven Point Two Five Euro-Denominated Senior Notes Due 2030 Variable Interest Entities (“VIE”) and Non-Controlling Interests Consolidation, Variable Interest Entity, Policy [Policy Text Block] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Property operating leases Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Property leases Property leases Lease, Cost [Abstract] 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] Investment in Avis Budget Rental Car Funding (AESOP) LLC—related party Investment In Related Party Total investments in (A) an entity in which the entity has significant influence, but does not have control, (B) subsidiaries that are not required to be consolidated and are accounted for using the equity and or cost method, and (C) an entity in which the reporting entity shares control of the entity with another party or group. (D) Investment in off-BS unconsolidated entity that issues notes to investors and bank conduit facilities. Level 2 Fair Value, Inputs, Level 2 [Member] Derivatives used in net investment hedge, net of tax Derivatives used in Net Investment Hedge, Net of Tax Deferred financing fees Deferred financing fees related to debt Debt Issuance Costs, Net Restricted cash Restricted Cash and Cash Equivalent Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Distributions Noncontrolling Interest, Contributions Noncontrolling Interest, Contributions Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Gross Carrying Amount Indefinite-Lived Intangible Assets (Excluding Goodwill) Assets under vehicle programs: Assets Under Vehicle Programs [Abstract] Assets under vehicle program Related Party Related Party [Member] Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Transaction-related costs, net Transaction Related Costs [Policy Text Block] Transaction Related Costs [Policy Text Block] PEO PEO [Member] Time-Based Restricted Stock Units (RSUs) Time-Based Restricted Stock Units (RSUs) [Member] Time-Based Restricted Stock Units (RSUs) Schedule of Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Personnel Related Employee Severance [Member] Net change 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] Derivative Instruments and Hedging Activities Disclosure [Abstract] Expected volatility of stock price Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Retained Earnings (Accumulated Deficit) Retained Earnings [Member] Number of Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Cash and cash equivalents, program and restricted cash, beginning of period Cash and cash equivalents, program and restricted cash, end of period Total cash and cash equivalents, program and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement [Abstract] Income Statement [Abstract] Benefit from income taxes Income Tax Expense (Benefit) Facility Related Facility Closing [Member] Basis spread on variable rate Basis points Debt Instrument, Basis Spread on Variable Rate (Gain) loss on sale of vehicles, net Gain Loss On Sale Of Vehicles Gain on sales of vehicles, net including the cost of the vehicle disposition, for vehicles used in rental activities. Net unrealized gain (loss) on cash flow hedges, tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax Vehicle interest, net Vehicle Interest Net The cost of borrowed funds on vehicle debt accounted for as interest that was charged against earnings during the period. Preferred stock issued (in shares) Preferred Stock, Shares Issued Other intangibles, net Intangible Assets, Net (Excluding Goodwill) Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Derivatives designated as hedging instruments Derivatives designated as hedging instruments Designated as Hedging Instrument [Member] Product and Service [Domain] Product and Service [Domain] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Outstanding and expected to vest (in usd per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected to Vest, Weighted Average Grant Date Fair Value The weighted average grant date fair value of unvested equity awards for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. Other Other Liabilities Under Vehicle Programs Aggregate carrying amount, as of the balance sheet date, of noncurrent obligations (mainly payables for program vehicles purchased) not separately disclosed in the balance sheet due to materiality considerations. Noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer). Floating Rate Term Loan Floating Rate Term Loan Due July Two Thousand Thirty Two [Member] Floating Rate Term Loan Due July Two Thousand Thirty Two Stockholders’ Equity Attributable to Avis Budget Group, Inc. Parent [Member] Net loss Net loss Net income (loss) Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Business Combination [Table] Business Combination [Table] Derivative, notional amount Derivative, Notional Amount Organization, Consolidation and Presentation of Financial Statements [Abstract] Restructuring and Other Related Charges Restructuring and Related Activities Disclosure [Text Block] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Number of positions eliminated Restructuring and Related Cost, Number of Positions Eliminated, Inception to Date Operating lease, lease income, statement of income or comprehensive income [extensible enumeration] Operating Lease, Lease Income, Statement of Income or Comprehensive Income [Extensible Enumeration] City Area Code City Area Code SBLC Facility SBLC Facility [Member] SBLC Facility 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] Non-vehicle related depreciation and amortization Non-vehicle related depreciation and amortization Non Vehicle Related Depreciation And Amortization The expense recognized in the current period that allocates the cost of non-revenue generating tangible assets over their useful lives. International International International [Member] International [Member] Beginning balance (in shares) Ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Vehicle related reserves Inventory, LIFO Reserve, Period Charge Investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Net long-lived assets Long-Lived Assets 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 Tenor Debt Instrument, Term Avis Budget Rental Car Funding Program August 2027 Avis Budget Rental Car Funding Program August 2027 [Member] Avis Budget Rental Car Funding Program August 2027 Related Party Transactions [Abstract] Capital contribution made Noncontrolling Interest, Period Increase (Decrease) 4.750% Senior Notes Four Point Seven Five Percent Senior Notes Due 2028 [Member] Four Point Seven Five Percent Senior Notes Due 2028 Preferred stock (in usd per share) Preferred Stock, Par or Stated Value Per Share Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Total property lease expense Lease, Cost Interest expense Interest Income (Expense), Operating Goodwill Goodwill Goodwill Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Schedule of Components of Lease Expense Lease, Cost [Table Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Bank And Bank-Sponsored Facilities Bank And Bank-Sponsored Facilities [Member] Bank And Bank-Sponsored Facilities Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Company Subsidiary Company Subsidiary [Member] Company Subsidiary Amortization expense for remainder of the year Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year Net cash used in investing activities of vehicle programs Net Cash Used In Investing Activities Of Vehicle Programs The net cash inflow (outflow) from investing activities of vehicle programs. Equity Components [Axis] Equity Components [Axis] Purchase commitment period decrease Long-term Purchase Commitment, Period Increase (Decrease) Long-term Purchase Commitment, Period Increase (Decrease) Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Corporate and other Corporate and Others Corporate and Others Budget Budget [Member] Budget [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Other Performance Measure, Amount Other Performance Measure, Amount Schedule of Restrictions on Cash and Cash Equivalents Restrictions on Cash and Cash Equivalents [Table Text Block] Short-term debt and current portion of long-term debt Debt, Current Entity Address, State or Province Entity Address, State or Province Net activity related to restricted stock units APIC, Share-Based Payment Arrangement, Restricted Stock Unit, Increase for Cost Recognition Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Vehicle programs: Vehicle Programs Financing Activities [Abstract] Vehicle Programs Financing Activities [Abstract]. Related Party [Domain] Related and Nonrelated Parties [Domain] Cash payments for lease liabilities within operating activities: Cash Flow Lessee [Abstract] Cash Flow Lessee Total current liabilities Liabilities, Current Derivative, by Nature [Axis] Derivative Instrument Risk [Axis] Derivative Instrument [Axis] Individual: Individual [Axis] Leases Lessee, Finance Leases [Text Block] Repurchase Facility Maturing May 2026 Repurchase Facility Maturing May 2026 [Member] Repurchase Facility Maturing May 2026 Other current assets Other current assets Other Assets, Current Total assets exclusive of assets under vehicle programs Total Assets Exclusive Of Assets Under Vehicle Programs Sum of the carrying amounts as of the balance sheet date of all assets excluding assets relating to assets under vehicle programs that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. Entity [Domain] Entity [Domain] Other Other Restructuring [Member] Investments Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Net cash provided by (used in) 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] Proceeds from noncontrolling interests Proceeds from Noncontrolling Interests Document Fiscal Year Focus Document Fiscal Year Focus Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Public liability and property damage insurance liabilities – current Public Liability And Property Damage Insurance Liabilities, Current Public Liability And Property Damage Insurance Liabilities, Current Operating lease right-of-use assets Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Vehicle-backed debt due to Avis Budget Rental Car Funding Vehicle-Backed Debt [Member] Vehicle-Backed Debt 7.000% euro-denominated Senior Notes Seven Point Perent Euro-Denominated Senior Notes Due 2029 [Member] Seven Point Perent Euro-Denominated Senior Notes Due 2029 Effective income tax rate reconciliation, percent Effective Income Tax Rate Reconciliation, Percent Entity Interactive Data Current Entity Interactive Data Current Outstanding and expected to vest, weighted average remaining contractual term (in years) Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Expected To Vest, Weighted Average Remaining Contractual Term Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Expected To Vest, Weighted Average Remaining Contractual Term Performance And Time-Based Restricted Stock Units Performance And Time-Based Restricted Stock Units [Member] Performance And Time-Based Restricted Stock Units Operating lease expense Operating Lease, Cost Carrying Amount Reported Value Measurement [Member] Period for recognition Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Equity [Abstract] Equity [Abstract] Revenues Revenue from Contract with Customer [Policy Text Block] Estimated litigation liability Estimated Litigation Liability Schedule of Weighted Average Assumptions Used Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block] Segment Information Segment Reporting Disclosure [Text Block] Derivatives not designated as hedging instruments Derivatives not designated as hedging instruments Not Designated as Hedging Instrument [Member] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] (Income) expense for services to AMV, net Administrative Services [Member] Administrative Services Trademarks Trademarks [Member] Total Debt and Lease Obligation Long-Lived Tangible Asset [Axis] Long-Lived Tangible Asset [Axis] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Ownership [Domain] Ownership [Domain] Net unrealized gain (loss) on cash flow hedges, net of tax of $1 and $3, respectively Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Amortization expense relating to all intangible assets Amortization of Intangible Assets Lessee Lessee, Leases [Policy Text Block] Selling, general and administrative Selling, General and Administrative Expense Deferred income taxes Deferred Income Tax Assets, Net Schedule of Components of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Other non-current assets Equity method investment in AMV Other Assets, Noncurrent Accrued interest Interest Payable, Current Entity Central Index Key Entity Central Index Key PEO Name PEO Name Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Maturities of Long-term Debt Schedule of Maturities of Long-Term Debt [Table Text Block] Revenues Revenues Financial instruments not designated as hedging instruments Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net 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 [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Foreign exchange contracts Currency Swap [Member] Deferred financing fees Deferred Financing Fees Vehicle Programs [Member] Vehicle Programs [Member] Net cash used in investing activities exclusive of vehicle programs Net Cash Used In Investing Activities Exclusive Of Vehicle Programs The net cash inflow (outflow) from investing activity exclusive of vehicle programs . Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Revolving Credit Facility Revolving Credit Facility [Member] Other comprehensive income (loss), net of tax Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Arrangement Duration Trading Arrangement Duration Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Deferred lease revenues - current Contract with Customer, Liability, Current Financial Instruments Financial Instruments Disclosure [Text Block] Segments [Axis] Segments [Axis] Schedule of Fair Value of Derivative Instruments Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] 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] Other, net Payment for (Proceeds from) Other Investing Activity Stock-Based Compensation Share-Based Payment Arrangement [Text Block] Restructuring payment/utilization: Restructuring And Related Cost, Payments (Utilization) Restructuring And Related Cost, Payments (Utilization) Expected cost Restructuring and Related Cost, Expected Cost Assets Assets [Abstract] Long-term debt Long-term debt Long-Term Debt, Excluding Current Maturities Credit Facility [Axis] Credit Facility [Axis] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Intangible assets amortization expense, year three Finite-Lived Intangible Asset, Expected Amortization, Year Three Debt Instrument [Axis] Debt Instrument [Axis] Debt financing fees Vehicle Programs Payments Of Financing Costs The cash outflow paid to third parties in connection with debt origination for vehicle programs, which will be amortized over the remaining maturity period of the associated long-term debt. Forfeited (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Business Combination [Line Items] Business Combination [Line Items] Liabilities under vehicle programs: Liabilities Under Vehicle Program [Abstract] Liabilities Under Vehicle Program [Abstract] Gross (gains) losses reclassified Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax Credit Facility [Domain] Credit Facility [Domain] Gross Carrying Amount Finite-Lived Intangible Assets, Gross 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] SRS Mobility Ventures, LLC SRS Mobility Ventures, LLC [Member] SRS Mobility Ventures, LLC Entity Address, Address Line One Entity Address, Address Line One Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Investment, Name [Axis] Investment, Name [Axis] Debt instrument stated interest percentage Debt Instrument, Interest Rate, Stated Percentage Lawsuits filed, number of shareholders Loss Contingency, Lawsuits Filed, Number Of Shareholders Loss Contingency, Lawsuits Filed, Number Of Shareholders Long-term operating lease liabilities Long-term operating lease liabilities Operating Lease, Liability, Noncurrent Redeemable non-controlling interests Redeemable non-controlling interests Balance as of January 1 Balance as of March 31 Redeemable Noncontrolling Interest, Equity, Carrying Amount Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Ownership [Axis] Ownership [Axis] Americas Americas Americas Americas [Member] Deferred income taxes Deferred Income Taxes Represents the portion of deferred tax liabilities related to rental vehicles. A taxable temporary difference between the tax basis and the carrying amount of rental vehicles in the financial statements prepared in accordance with generally accepted accounting principles. Fair Value as of Grant Date Award Grant Date Fair Value Property, Plant and Equipment [Abstract] Entity Registrant Name Entity Registrant Name Cash flow hedge gain to be reclassified within twelve months Cash Flow Hedge Gain (Loss) to be Reclassified within 12 Months Avis Budget Rental Car Funding Program August 2029 Avis Budget Rental Car Funding Program August 2029 [Member] Avis Budget Rental Car Funding Program August 2029 Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Schedule of Long-Term Debt Schedule of Debt Issued by AESOP Schedule of Long-Term Debt Instruments [Table Text Block] Vehicles, net Vehicles, net Receivables from AMV Vehicles Net Total carrying value of rental vehicles classified as program assets not otherwise defined in the taxonomy. Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Total expenses Costs and Expenses Cost not yet recognized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Related Party Transaction [Line Items] Related Party Transaction [Line Items] Document Quarterly Report Document Quarterly Report Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Counterparty Name [Domain] Counterparty Name [Domain] Aggregate intrinsic value outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Schedule of Debt Schedule of Debt [Table Text Block] Schedule of Accounts Payable and Other Current Liabilities Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Granted (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Related Party [Axis] Related and Nonrelated Parties [Axis] 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] Letters of credit issued Letters of Credit Issued Letters of Credit Outstanding, Amount Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Assets exclusive of assets under vehicle programs Segment Assets Exclusive Of Assets Under Vehicle Program Segment assets exclusive of assets under vehicle program Interest expense Interest Expense, Debt Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] (Gains) losses reclassified from accumulated other comprehensive income (loss), net of tax Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Other Other Intangible Assets [Member] Name Trading Arrangement, Individual Name Schedule of Repurchase Facilities Schedule of Repurchase Agreements [Table Text Block] Award Type [Domain] Award Type [Domain] Financial instruments designated as hedging instruments Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax Amount Issued Asset-Backed Securities, at Carrying Value Non-controlling interests Equity, Attributable to Noncontrolling Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Compensation Amount Outstanding Recovery Compensation Amount Debt issued Debt Instrument, Face Amount Schedule of Geographic Segment Information Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block] Schedule of Stock Based Compensation Activity Share-Based Payment Arrangement, Activity [Table Text Block] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Dividend yield Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Operating Operating Operating Costs and Expenses Foreign exchange contracts Foreign Exchange Contract [Member] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Estimated Fair Value Estimate of Fair Value Measurement [Member] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Fair Value, Asset Derivatives Derivative Asset, Subject to Master Netting Arrangement, before Offset of Collateral Name Awards Close in Time to MNPI Disclosures, Individual Name Accounts Payable and Other Current Liabilities Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block] Beginning balance (in usd per share) Ending balance (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Restructuring Type [Axis] Restructuring Type [Axis] Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Total Derivative Instrument, Cash Flow Hedge, Gain (Loss), Before Reclassification And Tax Derivative Instrument, Cash Flow Hedge, Gain (Loss), Before Reclassification And Tax Revenues Revenues [Abstract] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Between 1 and 2 years Long-Term Debt, Maturity, Year One Accumulated Other Comprehensive Income (Loss) AOCI Including Portion Attributable to Noncontrolling Interest [Member] Lessor, Lease, Description [Table] Lessor, Lease, Description [Table] Segments [Domain] Segments [Domain] Repurchase Facility Maturing June 2026 (4) Repurchase Facility Maturing June 2026 (4) [Member] Repurchase Facility Maturing June 2026 (4) Europe, Middle East and Africa Europe, Middle East and Africa EMEA [Member] Available Capacity Available Capacity Line of Credit Facility, Remaining Borrowing Capacity Sales and use taxes Value Added Tax Receivable, Current Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Royalty fee Royalty [Member] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Net assets acquired (net of cash acquired) Payments to Acquire Restricted Investments Total liabilities exclusive of liabilities under vehicle programs Total Liabilities Exclusive Of Liabilities Under Vehicle Programs Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized, excluding liabilities under vehicle programs. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future. Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Euro-denominated notes Euro-Denominated Notes [Member] Euro-Denominated Notes Accrued sales and use taxes Sales and Excise Tax Payable, Current Americas - Debt borrowings Americas - Debt borrowings Americas Debt Borrowings [Member] Americas Debt Borrowings [Member] Company Selected Measure Name Company Selected Measure Name Investment in debt securities of Avis Budget Rental Car Funding (AESOP) LLC—related party Payments for Advance to Affiliate Fair Value Measurement [Domain] Fair Value Measurement [Domain] European Rental Fleet Securitization European Rental Fleet Securitization [Member] European Rental Fleet Securitization [Member] Senior Notes Senior Notes [Member] Debt Under Vehicle Programs and Borrowing Arrangements Debt Disclosure [Text Block] Preferred stock, $0.01 par value—authorized 10 shares; none issued and outstanding, in each period Preferred Stock, Value, Issued Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Accounts payable Accounts Payable, Current Subsidiary Equity Subsidiary Equity [Member] Subsidiary Equity Property operating leases Operating Lease, Payments Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] All Executive Categories All Executive Categories [Member] Common stock, $0.01 par value—authorized 250 shares; issued 137 shares, in each period Common Stock, Value, Issued Significant segment expenses: Segment Expenses [Abstract] Segment Expenses Restructuring Plan [Domain] Restructuring Plan [Domain] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Sold Sold [Member] Sold [Member] Diluted weighted average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Total liabilities under vehicle programs Liabilities Under Vehicle Programs Liabilities Under Vehicle Programs Short-term debt, weighted average interest rate, at point in time Short-Term Debt, Weighted Average Interest Rate, at Point in Time Commitments and contingencies (Note 13) Commitments and Contingencies Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Outstanding, weighted average remaining contractual terms (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms Total comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Outstanding and expected to vest (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected to Vest, Number of Shares Outstanding Number of unvested equity awards for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. Loans Payable Loans Payable [Member] Entity Small Business Entity Small Business Other segment expenses Legal Matters, Net, Cloud Computing Costs And Severe Weather Related Damages, Net Legal Matters, Net, Cloud Computing Costs And Severe Weather Related Damages, Net Net income (loss) Net Income (Loss) Attributable to Redeemable Noncontrolling Interest Other Other Long-Term Debt Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Debt Due To Rental Car Funding, Class R Notes Debt Due To Rental Car Funding, Class R Notes [Member] Debt Due To Rental Car Funding, Class R Notes Non-controlling Interests Noncontrolling Interest [Member] Preferred stock outstanding (in shares) Preferred Stock, Shares Outstanding Long-term Corporate Debt and Borrowing Arrangements Long-Term Debt [Text Block] Document Transition Report Document Transition Report Investments Equity Method Investments [Policy Text Block] Ownership acquired percentage Equity Method Investment, Ownership Percentage Underlying Securities Award Underlying Securities Amount Equity Component [Domain] Equity Component [Domain] Document Period End Date Document Period End Date PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Income Taxes Income Tax Disclosure [Text Block] Transaction-related costs, net Transaction-Related Costs, Net Acquisition- and integration- related costs, net Prepaid vehicle license and registration Prepaid Vehicle License And Registration, Current Prepaid Vehicle License And Registration, Current Geographic Distribution [Domain] Geographic Distribution [Domain] Thereafter Long-Term Debt, Maturity, after Year Four Long-Term Debt, Maturity, after Year Four Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Less: Accumulated depreciation Accumulated Depreciation Accumulated depreciation recorded through the balance sheet date for vehicles involved in rental activities. Hedging Designation [Axis] Hedging Designation [Axis] Limited Voluntary Opportunity Plan (“LVOP”) Limited Voluntary Opportunity Plan (“LVOP”) [Member] Limited Voluntary Opportunity Plan (“LVOP”) Vehicle-backed debt Debt Instrument, Fair Value Disclosure Scenario [Axis] Scenario [Axis] Total stockholders’ equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Document Type Document Type Earnings Per Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Additional paid-in capital Additional Paid in Capital Product and Service [Axis] Product and Service [Axis] Derivative Contract Type [Domain] Derivative Contract Type [Domain] Derivative Contract [Domain] Asset Acquisition [Domain] Asset Acquisition [Domain] Variable lease expense Variable Lease, Cost Revenue Revenue from Contract with Customer, Excluding Assessed Tax Amount of hedged item Derivative, Amount of Hedged Item All Individuals All Individuals [Member] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Receivables Increase (Decrease) in Receivables Asset acquisition, consideration transferred Asset Acquisition, Consideration Transferred Name Forgone Recovery, Individual Name Valuation period Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Vehicle, net investment in lease Vehicles, net investment in lease with AMV Vehicle, Net Investment In Lease Receivables Vehicle, Net Investment In Lease Receivables Total current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Finite-lived intangible assets acquired Finite-Lived Intangible Assets Acquired 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] Aggregate intrinsic value, outstanding and expected to vest Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Aggregate Intrinsic Value, Expected To Vest Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Aggregate Intrinsic Value, Expected To Vest Stock repurchase program, authorized amount (up to) Share Repurchase Program, Authorized, Amount Weighted Average Interest Rate Debt, Weighted Average Interest Rate Fleet Vehicles [Member] Aggregate rate Derivative, Fixed Interest Rate Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Investment in vehicles Investment In Vehicles The cash outflow for acquisition of vehicles used in revenue generation activities. Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Schedule of Finite-Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Net current-period other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Current liabilities: Liabilities, Current [Abstract] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Geographical [Axis] Geographical [Axis] Net cash provided by (used in) financing activities exclusive of vehicle programs Net Cash Provided By Used In Financing Activities Exclusive Of Vehicle Programs Net Cash Used In Financing Activities Exclusive Of Vehicle Programs Other, net Increase (Decrease) in Other Operating Assets and Liabilities, Net Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Minimum pension liability adjustment, net of tax of $0, in each period Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent Outstanding Borrowings Outstanding Borrowings Long-Term Line of Credit Leases Lessor, Operating Leases [Text Block] Purchase Purchase [Member] Purchase [Member] Schedule of Related Party Transactions, by Related Party [Table] Related Party Transaction [Table] Diluted (in usd per share) Earnings Per Share, Diluted Forecast Forecast [Member] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Title of 12(b) Security Title of 12(b) Security Vehicle programs: Vehicle Programs Investing Activities [Abstract] Vehicle Programs Investing Activities [Abstract]. Treasury stock (in shares) Treasury stock, beginning balance (in shares) Treasury stock, ending balance (in shares) Treasury Stock, Common, Shares Employee Separation Employee Separation [Member] Employee Separation Loss per share Earnings Per Share [Abstract] Restructuring Plan [Axis] Restructuring Plan [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Ownership interest Subsidiary, Ownership Percentage, Parent Total assets under vehicle programs Assets under vehicle programs Assets Under Vehicle Programs Assets Under Vehicle Programs Repurchase Facility Maturing June 2026 (2) Repurchase Facility Maturing June 2026 (2) [Member] Repurchase Facility Maturing June 2026 (2) Avis Avis [Member] Avis [Member] Avis Budget Rental Car Funding Avis Budget Rental Car Funding [Member] Avis Budget Rental Car Funding Other fleet charges Other Fleet Charges Other Fleet Charges Other accounts payables Accounts Payable, Other, Current Lease charges Vehicle Lease Charges (Income) Vehicle Lease Charges (Income) Other Other Debt Under Vehicle Program [Member] Other debt under the vehicle program. Deferred financing fees Vehicle Program Outstanding Debt, Deferred Finance Costs Net Vehicle Program Outstanding Debt, Deferred Finance Costs Net Americas - Debt due to Avis Budget Rental Car Funding Debt Due To Rental Car Funding [Member] Debt Due to Rental Car Funding [Member] Number of shares purchased (in shares) Treasury Stock, Shares, Acquired International - Debt borrowings International Debt Borrowings [Member] International Debt Borrowings [Domain] 5.750% Senior Notes Five Point Seven Five Percent Senior Notes Due 2027 [Member] Five Point Seven Five Percent Senior Notes Due 2027 Intangible assets amortization expense, year two Finite-Lived Intangible Asset, Expected Amortization, Year Two Award Timing Disclosures [Line Items] Long-term debt Long-Term Debt, Gross Accrued payroll and related Employee-related Liabilities, Current Vehicle Rental Activities Property, Plant and Equipment Disclosure [Text Block] Subsidiaries Subsidiaries [Member] Other comprehensive income (loss) before reclassifications Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Stockholders' Equity Equity [Text Block] Proceeds received on disposition of vehicles Proceeds Received On Disposition Of Vehicles The cash inflow from the sale of vehicles used in revenue generation activities. Distributions Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Total Capacity Line of Credit Facility, Current Borrowing Capacity Avis Budget Rental Car Funding Program June 2029 Avis Budget Rental Car Funding Program June 2029 [Member] Avis Budget Rental Car Funding Program June 2029 Interest Rate Debt Instrument, Interest Rate During Period Net loss attributable to Avis Budget Group, Inc. Net loss attributable to Avis Budget Group, Inc. for basic and diluted EPS Net Income (Loss) Attributable to Parent Schedule of Operating Lease, Lease Income Operating Lease, Lease Income [Table Text Block] Expiration Date Trading Arrangement Expiration Date Debt under vehicle programs Amount Outstanding Vehicle Program Outstanding Debt Vehicle Program Outstanding Debt Intangible assets amortization expense, year five Finite-Lived Intangible Asset, Expected Amortization, Year Five Stockholders’ equity: Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Accounts Payable and Accrued Liabilities, Current [Abstract] Other Current Assets Other Current Assets [Text Block] Property and equipment, net Property, Plant and Equipment, Net Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Preferred stock authorized (in shares) Preferred Stock, Shares Authorized Restructuring and other related charges Restructuring and other related charges Restructuring Charges Repurchases of common stock Payments for Repurchase of Common Stock Adoption Date Trading Arrangement Adoption Date Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Schedule of Restructuring and Related Costs [Table] Restructuring Cost [Table] Entity Current Reporting Status Entity Current Reporting Status Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Customer relationships Customer Relationships [Member] Consolidated Entities [Domain] Consolidated Entities [Domain] Line of Credit Line of Credit [Member] Retained earnings Retained Earnings (Accumulated Deficit) 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] Foreign Exchange Contracts Foreign exchange contracts Foreign Exchange Forward [Member] Unallocated Assets Unallocated Assets Segment [Member] Unallocated Assets Segment AOCI Including Portion Attributable to Noncontrolling Interest [Abstract] AOCI Including Portion Attributable to Noncontrolling Interest [Abstract] Purchase obligation over the next twelve months Recorded Unconditional Purchase Obligation, to be Paid, Year One Payments on borrowings Principal Payments On Borrowings From Financing Activities Within Vehicle Programs The net cash outflow on repayment of principal on borrowings used for vehicle programs Payments on borrowings (original maturities greater than three months) Repayments of Debt Other (income) expense, net Other (income) expense, net Other Operating Income (Expense), Net Comprehensive income (loss): Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract] Interest expense Interest Expense, Operating and Nonoperating Current Fiscal Year End Date Current Fiscal Year End Date (Income) loss on equity method investment in AMV, net Equipment Investment [Member] Equipment Investment Net Unrealized Gains (Losses) on Cash Flow Hedges Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] 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] Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Stockholders Equity [Table] Statement [Table] Interest rate swaps and interest rate caps Derivative Liability Adjustments to reconcile net loss to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] 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] Avis Budget Group, Inc. Avis Budget Group, Inc. [Member] Avis Budget Group, Inc. Interest rate caps Interest rate swaps and interest rate caps Interest Rate Contract [Member] Lessor, Lease, Description [Line Items] Lessor, Lease, Description [Line Items] Receivables, net Receivables, Net, Current Dividend from equity method investment Proceeds from Equity Method Investment, Distribution Antidilutive securities (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount All Adjustments to Compensation All Adjustments to Compensation [Member] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Fair Value, Liability Derivatives Derivative Liability, Subject to Master Netting Arrangement, before Offset of Collateral Accounts payable and other current liabilities Accounts payable and other current liabilities Accounts Payable and Accrued Liabilities, Current Amendment Flag Amendment Flag Between 2 and 3 years Long-Term Debt, Maturity, Year Two Treasury stock, at cost—102 shares, in each period Treasury Stock, Common, Value Leases Lessee, Operating Leases [Text Block] Termination Date Trading Arrangement Termination Date Net cash provided by (used in) 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] Vehicle depreciation and lease charges, net Vehicle depreciation and lease charges, net Vehicle depreciation and lease charges, net Cost, Depreciation Measure: Measure [Axis] Debt instrument, variable interest rate, type [extensible enumeration] Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] Property and equipment additions Property And Equipment Additions Current year acquisitions of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include land, buildings, and production equipment; or the cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. Depreciation expense Vehicle Depreciation Expense Amount of depreciation expense recorded on rental vehicles. Weighted average discount rate Operating Lease, Weighted Average Discount Rate, Percent Basis of Presentation Basis of Presentation and Significant Accounting Policies [Text Block] Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Basic weighted average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Remaining authorized repurchase amount Share Repurchase Program, Remaining Authorized, Amount Schedule of Supplemental Balance Sheet Information Related to Leases Assets And Liabilities, Lessee [Table Text Block] Assets And Liabilities, Lessee Schedule of Computation of Basic and Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Related Party Transaction [Domain] Related Party Transaction [Domain] Segment Reporting [Abstract] Segment Reporting [Abstract] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Number Of Reportable Segments Not Disclosed Flag Number Of Reportable Segments Not Disclosed Flag Number Of Reportable Segments Not Disclosed Flag Risk-free interest rate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Amortization of debt financing fees Amortization of Debt Issuance Costs Entity Tax Identification Number Entity Tax Identification Number Scenario [Domain] Scenario [Domain] Tax on (gains) losses reclassified Reclassification from AOCI, Current Period, Tax Asset Acquisition [Axis] Asset Acquisition [Axis] Repurchase Facility Maturing June 2026 (3) Repurchase Facility Maturing June 2026 (3) [Member] Repurchase Facility Maturing June 2026 (3) Restructuring and Related Activities [Abstract] Restructuring and Related Activities [Abstract] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Consolidated Entities [Axis] Consolidated Entities [Axis] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Common stock (in usd per share) Common Stock, Par or Stated Value Per Share Common stock issued (in shares) Common Stock, Shares, Issued Derivative Instruments and Hedging Activities Disclosures [Line Items] Derivative Instruments and Hedging Activities Disclosures [Line Items] Between 4 and 5 years Long-Term Debt, Maturity, Year Four Weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Geographic Distribution [Axis] Geographic Distribution [Axis] Schedule of Redeemable Noncontrolling Interest Redeemable Noncontrolling Interest [Table Text Block] Licensee In North America Licensee In North America [Member] Licensee In North America Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Trading Arrangement: Trading Arrangement [Axis] Income taxes and deferred income taxes Increase (Decrease) in Income Taxes Payable Total Shareholder Return Amount Total Shareholder Return Amount Total lease revenues Operating Lease, Lease Income Insider Trading Arrangements [Line Items] Corporate and Other Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] Repurchase Facility Maturing June 2026 (1) Repurchase Facility Maturing June 2026 (1) [Member] Repurchase Facility Maturing June 2026 (1) Security Exchange Name Security Exchange Name International - Finance leases International - Finance leases International Capital Leases [Member] International Capital Leases [Domain] Other Other Brands [Member] Other Brands [Member] Net cash provided by financing activities of vehicle programs Net Cash Provided By Used In Financing Activities Of Vehicle Programs Net Cash Provided By Used In Financing Activities Of Vehicle Programs Within 1 year Long-Term Debt, Maturity, Remainder of Fiscal Year 8.250% Senior Notes Eight Point Two Five Percent Senior Notes Due 2030 [Member] Eight Point Two Five Percent Senior Notes Due 2030 Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Non-cash activities - increase in right-of-use assets in exchange for lease liabilities: Right-Of-Use Asset Obtained In Exchange For Lease Liability [Abstract] Right-Of-Use Asset Obtained In Exchange For Lease Liability Line of credit balance Total Capacity Line of Credit Facility, Maximum Borrowing Capacity Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Net activity related to restricted stock units (in shares) Stock Repurchased During Period, Shares Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Prepaid expenses Prepaid Expense, Current Expenses Operating Expenses [Abstract] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Other Other Liabilities, Current Debt Debt Carrying value as of the balance sheet date of debt related to rental vehicles due to third party lenders. Avis Mobility Ventures LLC (AMV) Avis Mobility Ventures LLC (AMV) [Member] Avis Mobility Ventures LLC (AMV) Program cash Program cash Program Cash The carrying amounts of cash and cash equivalent items related to vehicle programs which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. For a classified balance sheet represents the current portion only (the noncurrent portion has a separate concept); there is a separate and distinct element for unclassified presentations. Increase (Decrease) in Temporary Equity [Roll Forward] Increase (Decrease) in Temporary Equity [Roll Forward] Stockholders Equity [Line Items] Statement [Line Items] Consolidation Items [Axis] Consolidation Items [Axis] Schedule of Changes to Restructuring-Related Liabilities Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Operating lease liabilities Increase (Decrease) In Operating Lease Liabilities Increase (Decrease) In Operating Lease Liabilities Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalent Counterparty Name [Axis] Counterparty Name [Axis] Performance And Market-Based Restricted Stock Units Performance And Market-Based Restricted Stock Units [Member] Performance And Market-Based Restricted Stock Units Repurchase Facility Repurchase Facility [Member] Repurchase Facility Common Stock Common Stock [Member] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Net income (loss) Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Net increase in cash and cash equivalents, program and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Secured Overnight Financing Rate (SOFR) [Member]