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Reportable Segments - Narrative (Details) | Sep. 30, 2025 hotel brand
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Reportable Segment Information [Line Items] |
Number of brands | brand | 22
Number of hotels managed | 13
Radisson Hotels Americas |
Reportable Segment Information [Line Items] |
Number of properties acquired | 4

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- Definition Number of Brands + References No definition available. + Details
Name: | chh_NumberOfBrands
Namespace Prefix: | chh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Definition Number Of Hotels Managed + References No definition available. + Details
Name: | chh_NumberOfHotelsManaged
Namespace Prefix: | chh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Definition Number Of Properties Acquired + References No definition available. + Details
Name: | chh_NumberOfPropertiesAcquired
Namespace Prefix: | chh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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

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- Details
Name: | us-gaap_BusinessAcquisitionAxis=chh_RadissonHotelsAmericasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |