Debt under Vehicle Programs and Borrowing Arrangements - Schedule Of Available Funding Under Vehicle Programs (Detail) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Total Capacity	$ 14,004
Outstanding Borrowings	11,438
Available Capacity	2,566
Americas – Debt due to Avis Budget Rental Car Funding
Debt Instrument [Line Items]
Outstanding Borrowings		$ 5,116
Americas – Debt due to Avis Budget Rental Car Funding \| Affiliated Entity
Debt Instrument [Line Items]
Total Capacity	10,343
Outstanding Borrowings	8,889
Available Capacity	1,454
Americas – Debt due to Avis Budget Rental Car Funding \| Affiliated Entity \| Secured Debt
Debt Instrument [Line Items]
Outstanding Borrowings	10,400
Americas – Debt borrowings
Debt Instrument [Line Items]
Total Capacity	825
Outstanding Borrowings	612	509
Available Capacity	213
Americas – Debt borrowings \| Secured Debt
Debt Instrument [Line Items]
Outstanding Borrowings	900
International – Debt borrowings
Debt Instrument [Line Items]
Total Capacity	2,627
Outstanding Borrowings	1,757	1,115
Available Capacity	870
International – Debt borrowings \| Secured Debt
Debt Instrument [Line Items]
Outstanding Borrowings	2,100
International – Finance leases
Debt Instrument [Line Items]
Total Capacity	206
Outstanding Borrowings	177	162
Available Capacity	29
International – Finance leases \| Secured Debt
Debt Instrument [Line Items]
Outstanding Borrowings	200
Other
Debt Instrument [Line Items]
Total Capacity	3
Outstanding Borrowings	3	$ 0
Available Capacity	$ 0

Vehicle Program Outstanding Debt

No definition available.

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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

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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