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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.

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- Definition

Amount of impairment loss from asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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- Definition

Indicates line item in statement of income or comprehensive income that includes impairment of indefinite-lived intangible asset excluding goodwill.

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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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- Definition

Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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GOODWILL AND INTANGIBLES, NET - Narrative (Details) $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment losses	$ 163
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]	Asset Impairment Charges
Decline In Underlying Cash Flow
Finite-Lived Intangible Assets [Line Items]
Goodwill, measurement input	0.05
Increase In Discount Rate Or Capitalization Rate
Finite-Lived Intangible Assets [Line Items]
Goodwill, measurement input	0.01
Management and hotel services agreement and franchise agreement intangibles
Finite-Lived Intangible Assets [Line Items]
Intangible assets impairment losses	$ 16	$ 12	$ 10
Brand Intangible
Finite-Lived Intangible Assets [Line Items]
Impairment charges related to brand and other indefinite-lived intangibles	8	17	21
Operating Segments
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment losses		$ 0	$ 7
Operating Segments \| Owned and leased
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment losses	15
Operating Segments \| Management, Franchising And Distribution Segments
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment losses	148
Operating Segments \| Distribution
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment losses	$ 38