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Segmental Information - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure of reportable segments [line items] |  |  |
Gain on disposal of hotel assets | $ 29 | $ 11 | $ 16
Administrative expenses | 364 | 300 | 267
Business insurance claims | 6 |  |
Reportable segments [member] |  |  |
Disclosure of reportable segments [line items] |  |  |
Income from government grants | 6 |  |
Additional variable rent expenditure | 10 |  |
Business insurance claims | 6 |  |
Americas [Member] |  |  |
Disclosure of reportable segments [line items] |  |  |
Proceeds from business interruption insurance |  |  | 4
Litigation settlement |  |  | 4
EMEAA [Member] |  |  |
Disclosure of reportable segments [line items] |  |  |
Gain on disposal of hotel assets |  |  | $ 3
Income from government grants | 16 | $ 5 |
Central [member] | Iberostar Agreement [member] |  |  |
Disclosure of reportable segments [line items] |  |  |
Administrative expenses | $ 5 |  |
Geographic concentration risk2 [member] | Revenue [member] |  |  |
Disclosure of reportable segments [line items] |  |  |
Concentration risk benchmark | revenue relating to an individual country is separately disclosed when it represents 10% or more of total revenue. |  |
Concentration risk percentage | 10.00% |  |
Geographic concentration risk2 [member] | Non-current Assets [member] |  |  |
Disclosure of reportable segments [line items] |  |  |
Concentration risk benchmark | non-current assets relating to an individual country are separately disclosed when they represent 10% or more of total non-current assets |  |
Concentration risk percentage | 10.00% |  |

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