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Goodwill and Other Intangible Assets - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Information whether recoverable amount of asset is fair value less costs of disposal or value in use | The recoverable amounts of the CGUs, or groups of CGUs, have been determined from value in use calculations. |
Description of key assumptions on which management has based cash flow projections | The key assumptions are RevPAR growth (detailed on page 161 within ‘Going concern’), terminal growth rates and pre-tax discount rates. |
Description of growth rates used to extrapolate cash flow projections | terminal growth rates that do not exceed the average long-term growth rates for the relevant markets. |
Description of discount rates of applied to cash flow projections | pre-tax rates that are based on the Group’s weighted average cost of capital and incorporate adjustments reflecting risks specific to the territory of the CGU. |
Accumulated depreciation, amortisation and impairment [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Impairment reversal |  | $ 12
Cash-generating units [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Impairment Charge | $ 0 |
Management agreements [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Weighted average remaining amortisation period | 14 years | 15 years
Kimpton Management Agreement Portfolio [Member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Pre-tax discount rate | 14.80% |
Explanation of period over which management has projected cash flows | five-year |
Long-term growth rate | 1.80% |
Post tax discount rate | 10.80% |
Description of basis on which unit's recoverable amount has been determined | valued at value in use (which exceeded fair value less costs of disposal) |
Explanation of impairment charge | strong trading conditions in 2022 and significantly improved industry forecasts |
Kimpton Management Agreement Portfolio [Member] | Accumulated depreciation, amortisation and impairment [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Impairment reversal |  | $ 12
Intangible asset material to entity [member] | Computer software [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Goodwill and other intangible assets | $ 146 |
Impairment Charge | 0 | $ 0
Intangible asset material to entity [member] | Computer software [member] | Internally generated [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Goodwill and other intangible assets | $ 105 |
Intangible asset material to entity [member] | Computer software [member] | Internally generated [member] | Minimum [Member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Weighted average amortisation period | 7 years |
Weighted average remaining period | 5 years |
Intangible asset material to entity [member] | Computer software [member] | Internally generated [member] | Maximum [Member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Weighted average amortisation period | 10 years |
Weighted average remaining period | 5 years |
Intangible asset material to entity [member] | Computer software [member] | Remaining Project Value [Member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Weighted average amortisation period | 5 years |
Brands [member] | Kimpton [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Acquisitions of intangible asset | $ 193 |
Brands [member] | Six Senses [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Acquisitions of intangible asset | 189 |
Regent [member] | Brands [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Acquisitions of intangible asset | $ 57 |

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- Definition The description of the basis on which the cash-generating unit's (group of units') recoverable amount has been determined (ie value in use or fair value less costs of disposal). [Refer: Cash-generating units [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2023-01-01 -Paragraph 134 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2023-en-r&anchor=para_134_c&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The description of key assumptions on which management has based its cash flow projections for the period covered by the most recent budgets/forecasts for a cash-generating unit (group of units). Key assumptions are those to which the unit's (group of units') recoverable amount is most sensitive. [Refer: Cash-generating units [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2023-01-01 -Paragraph 134 -Subparagraph d -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2023-en-r&anchor=para_134_d_i&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2023-01-01 -Paragraph 135 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2023-en-r&anchor=para_135_c&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The explanation of the main events and circumstances that led to the recognition of impairment losses and reversals of impairment losses. [Refer: Impairment loss] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2023-01-01 -Paragraph 131 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2023-en-r&anchor=para_131_b&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2023-01-01 -Paragraph 130 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2023-en-r&anchor=para_130_a&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of impairment loss recognised in profit or loss for intangible assets other than goodwill. [Refer: Impairment loss recognised in profit or loss; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2023-01-01 -Paragraph 118 -Subparagraph e -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2023-en-r&anchor=para_118_e_iv&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of intangible assets that are material to the entity’s financial statements. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2023-01-01 -Paragraph 122 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2023-en-r&anchor=para_122_b&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of reversal of impairment loss recognised in profit or loss for intangible assets other than goodwill. [Refer: Reversal of impairment loss recognised in profit or loss; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2023-01-01 -Paragraph 118 -Subparagraph e -Clause v -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2023-en-r&anchor=para_118_e_v&doctype=Standard -URIDate 2023-03-23 + Details
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