XML 453 R211.htm IDEA: XBRL DOCUMENT v3.10.0.1

Events after the Reporting Period - Additional Information (Detail) $ in Millions	Feb. 12, 2019 USD ($)
Major business combination [member] | Six Senses Hotels Resorts Spas [member]
Disclosure of Events After Reporting Period [line items]
Cash paid on acquisition	$ 300

X

- Definition

The fair value, at acquisition date, of cash transferred as consideration in a business combination. [Refer: Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2018-01-01
-Paragraph B64
-Subparagraph f
-Clause i
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=3&date=2018-03-01&anchor=para_B64_f_i&doctype=Appendix&seq=2
-URIDate 2018-03-16

+ Details

Name:	ifrs-full_CashTransferred
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Disclosure of events after reporting period line items.

+ References

No definition available.

+ Details

Name:	ihg_DisclosureOfEventsAfterReportingPeriodLineItems
Namespace Prefix:	ihg_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	ifrs-full_NonadjustingEventsAfterReportingPeriodAxis=ifrs-full_MajorBusinessCombinationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_BusinessCombinationsAxis=ihg_SixSensesHotelsResortsSpasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: