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Acquisitions (Detail) $ in Millions |  | 12 Months Ended
--- | --- | ---
Nov. 01, 2022 USD ($) room | Dec. 31, 2024 USD ($) a room
One Hotel Nashville |  |
Asset Acquisition and Business Combination [Line Items] |  |
Number of vacation ownership project |  | 215
Embassy Suites by Hilton Nashville Downtown |  |
Asset Acquisition and Business Combination [Line Items] |  |
Number of vacation ownership project |  | 506
One Hotel Nashville and Embassy Suites by Hilton Nashville Downtown |  |
Asset Acquisition and Business Combination [Line Items] |  |
Acquisition purchase price | $ |  | $ 530
One Hotel Central Park |  |
Asset Acquisition and Business Combination [Line Items] |  |
Number of vacation ownership project |  | 234
Acquisition purchase price | $ |  | $ 265
Turtle Bay Resort |  |
Asset Acquisition and Business Combination [Line Items] |  |
Number of vacation ownership project |  | 450
Acquisition purchase price | $ |  | $ 680
Turtle Bay Resort | Development Land Parcel |  |
Asset Acquisition and Business Combination [Line Items] |  |
Area of land acquired | a |  | 49
Four Seasons Resort and Residences Jackson Hole |  |
Asset Acquisition and Business Combination [Line Items] |  |
Number of vacation ownership project | 125 |
Acquisition purchase price | $ | $ 315 |

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