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Commitments and Contingencies (Details) $ in Millions	Nov. 01, 2022 USD ($)	Sep. 30, 2022 USD ($) hotel	Aug. 11, 2022 USD ($)
Commitments and Contingencies [Line Items]
Limited payment guaranties		$ 5.7
Other commitment		$ 1.8
Radisson Hotels Americas | Affiliated Entity
Commitments and Contingencies [Line Items]
Number of hotels managed | hotel		8
Maximum amount of guarantee			$ 46.0
Subsequent Event | Radisson Hotels Americas | Affiliated Entity
Commitments and Contingencies [Line Items]
Maximum amount of guarantee	$ 22.0
Forgivable notes receivable
Commitments and Contingencies [Line Items]
Other commitment		$ 302.5
Capital contributions to joint ventures
Commitments and Contingencies [Line Items]
Other commitment		$ 7.7

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- Definition

Commitments and Contingencies Disclosures [Line Items]

+ References

No definition available.

+ Details

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Namespace Prefix:	chh_
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- Definition

Limited Payment Guaranties

+ References

No definition available.

+ Details

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Namespace Prefix:	chh_
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Balance Type:	debit
Period Type:	instant

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- Definition

Number Of Hotels Managed

+ References

No definition available.

+ Details

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- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI https://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248

+ Details

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- Definition

Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	instant

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- Details

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- Details

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- Details

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