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Financial Instruments (Schedule Of Carrying Amounts And Estimated Fair Values) (Detail) - USD ($) $ in Millions | Jun. 30, 2018 | Dec. 31, 2017
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Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Long-term Debt, Current Maturities | $ 24 | $ 26
Long-term Debt, Excluding Current Maturities | 3,544 | 3,573
Debt due to Avis Budget Rental Car Funding (AESOP) LLC—related party | 8,265 | 6,480
Reported Value Measurement [Member] |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Long-term Debt, Current Maturities |  | 26
Long-term Debt, Excluding Current Maturities |  | 3,573
Debt due to Avis Budget Rental Car Funding (AESOP) LLC—related party |  | 6,480
Vehicle Backed Debt | 3,506 | 2,740
Debt Under Vehicle Programs Interest Rate Swaps And Interest Rate Contracts | 5 | 1
Estimate of Fair Value Measurement [Member] |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Long-term Debt, Current Maturities | 24 | 26
Long-term Debt, Excluding Current Maturities | 3,539 | 3,677
Debt due to Avis Budget Rental Car Funding (AESOP) LLC—related party | 8,270 | 6,537
Vehicle Backed Debt | 3,520 | 2,745
Debt Under Vehicle Programs Interest Rate Swaps And Interest Rate Contracts | $ 5 | $ 1

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- Definition 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. + References No definition available. + Details
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- Definition Debt under vehicle programs, interest rate swaps and interest rate contracts. + References No definition available. + Details
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- Definition Carrying value as of the balance sheet date of debt related to rental vehicles due to third party lenders. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Details
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