XML 336 R136.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Goodwill and Other Intangible Assets - Summary of Terminal Growth Rates and Discount Rates Used in Impairment Tests (Detail) | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Americas Managed [member] |  |
Disclosure of information for cash-generating units [Line Items] |  |
Terminal growth rate | 1.90% | 2.00%
Discount rate | 9.60% | 10.50%
Americas franchised [member] |  |
Disclosure of information for cash-generating units [Line Items] |  |
Terminal growth rate | 1.90% | 2.00%
Discount rate | 8.60% | 9.60%
Europe Middle East Asia and Africa Europe managed [member] |  |
Disclosure of information for cash-generating units [Line Items] |  |
Terminal growth rate | 1.50% | 2.00%
Discount rate | 8.90% | 11.40%
Europe Middle East Asia and Africa Europe franchised [member] |  |
Disclosure of information for cash-generating units [Line Items] |  |
Terminal growth rate | 1.50% | 2.00%
Discount rate | 7.90% | 10.50%
Europe Middle East Asia and Africa rest of region [member] |  |
Disclosure of information for cash-generating units [Line Items] |  |
Terminal growth rate | 3.30% | 3.50%
Discount rate | 11.60% | 13.40%
Greater China [member] |  |
Disclosure of information for cash-generating units [Line Items] |  |
Terminal growth rate | 2.50% | 2.50%
Discount rate | 10.80% | 12.30%

X
- Definition The discount rate applied to cash flow projections for a cash-generating unit (group of units). [Refer: Cash-generating units [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2019-01-01 -Paragraph 134 -Subparagraph d -Clause v -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2019-en-r&anchor=para_134_d_v&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2019-01-01 -Paragraph 134 -Subparagraph e -Clause v -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2019-en-r&anchor=para_134_e_v&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_DescriptionOfDiscountRatesAppliedToCashFlowProjections
Namespace Prefix: | ifrs-full_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The growth rate used to extrapolate cash flow projections beyond the period covered by the most recent budgets/forecasts for a cash-generating unit (group of units). [Refer: Cash-generating units [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2019-01-01 -Paragraph 134 -Subparagraph d -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2019-en-r&anchor=para_134_d_iv&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2019-01-01 -Paragraph 134 -Subparagraph e -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2019-en-r&anchor=para_134_e_iv&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_DescriptionOfGrowthRateUsedToExtrapolateCashFlowProjections
Namespace Prefix: | ifrs-full_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=ihg_AmericasManagedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=ihg_AmericasFranchisedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=ihg_EuropeMiddleEastAsiaAndAfricaEuropeManagedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=ihg_EuropeMiddleEastAsiaAndAfricaEuropeFranchisedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=ihg_EuropeMiddleEastAsiaAndAfricaRestOfRegionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=ihg_GreaterChinaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |