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Commitments And Contingencies (Detail) $ in Millions | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Nov. 30, 2017 lawsuit | Nov. 30, 2011 class | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Schedule Of Commitments And Contingencies [Line Items] |  |  |  |  |
Range of possible loss (up to) |  |  | $ 40 |  |
Purchase obligation over the next twelve months |  |  | 6,700 |  |
Purchase commitment period increase |  |  | 800 |  |
Aggregate purchase obligations |  |  | 102 |  |
Receivables due from former subsidiaries |  |  | 212 | $ 134 | $ 162
Liabilities accrued for asset retirement obligations |  |  | 26 | $ 28 |
Realogy |  |  |  |  |
Schedule Of Commitments And Contingencies [Line Items] |  |  |  |  |
Receivables due from former subsidiaries |  |  | 27 |  |
Wyndham |  |  |  |  |
Schedule Of Commitments And Contingencies [Line Items] |  |  |  |  |
Receivables due from former subsidiaries |  |  | $ 16 |  |
Jose Mendez v Avis Budget Group Inc | Electronic Toll Service Dispute |  |  |  |  |
Schedule Of Commitments And Contingencies [Line Items] |  |  |  |  |
Number of cases brought by plaintiffs | class |  | 2 |  |  |
Jose Mendez v Avis Budget Group Inc | Breach of Contract |  |  |  |  |
Schedule Of Commitments And Contingencies [Line Items] |  |  |  |  |
Number of claims filed | lawsuit | 2 |  |  |  |
Jose Mendez v Avis Budget Group Inc | Fines And Fees Charged To Renters |  |  |  |  |
Schedule Of Commitments And Contingencies [Line Items] |  |  |  |  |
Number of claims filed | lawsuit | 1 |  |  |  |

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- Definition The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 25 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=116646717&loc=d3e6290-110844 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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