XML 410 R138.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Other Financial Assets - Schedule of Other Financial Assets (Detail) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Disclosure of financial assets [line items] |  |  |
Current | $ 7 | $ 0 | [1]
Non-current | 185 | 156 | [1]
Other financial assets | 192 | 156 |
Equity securities [member] |  |  |
Disclosure of financial assets [line items] |  |  |
Other financial assets | 102 | 103 |
Restricted funds [member] |  |  |
Disclosure of financial assets [line items] |  |  |
Other financial assets | 50 | 45 |
Ring fenced amounts to satisfy insurance claims, Cash [member] | Restricted funds [member] |  |  |
Disclosure of financial assets [line items] |  |  |
Other financial assets | 2 | 2 |
Ring fenced amounts to satisfy insurance claims, Money market funds [member] | Restricted funds [member] |  |  |
Disclosure of financial assets [line items] |  |  |
Other financial assets | 14 | 3 |
Bank accounts pledged as security [member] | Restricted funds [member] |  |  |
Disclosure of financial assets [line items] |  |  |
Other financial assets | 32 | 39 |
Other [member] | Restricted funds [member] |  |  |
Disclosure of financial assets [line items] |  |  |
Other financial assets | 2 | 1 |
Trade and other receivables [member] |  |  |
Disclosure of financial assets [line items] |  |  |
Other financial assets | $ 40 | $ 8 |
[1] | Re-presented for the adoption of IFRS 17 ‘Insurance Contracts’ (see New accounting standards and other presentational changes).

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfFinancialAssetsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of current financial assets that the entity does not separately disclose in the same statement or note. [Refer: Other financial assets; Current financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 54 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_54_d&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_OtherCurrentFinancialAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of financial assets that the entity does not separately disclose in the same statement or note. [Refer: Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 54 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_54_d&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_OtherFinancialAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of non-current financial assets that the entity does not separately disclose in the same statement or note. [Refer: Other financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 54 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_54_d&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_OtherNoncurrentFinancialAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=ihg_EquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=ihg_RestrictedFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ihg_RingFencedAmountsToSatisfyInsuranceClaimsCashMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ihg_RingFencedAmountsToSatisfyInsuranceClaimsMoneyMarketFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ihg_BankAccountsPledgedAsSecurityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ihg_OtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_TradeReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |