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Reportable Segments - Narrative (Details)	Sep. 30, 2024 hotel brand
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

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Namespace Prefix:	chh_
Data Type:	xbrli:integerItemType
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Period Type:	instant

X

- Definition

Number Of Hotels Managed

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No definition available.

+ Details

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Namespace Prefix:	chh_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number Of Properties Acquired

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+ Details

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Namespace Prefix:	chh_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

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- 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

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Namespace Prefix:	us-gaap_
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- Details

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Namespace Prefix:
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Period Type: