GOODWILL AND INTANGIBLE ASSETS - Definite-Lived Intangible Assets (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Finite-Lived Intangible Assets
Gross Carrying Value	$ 976	$ 976
Accumulated Amortization	(928)	(919)
Marketing agreements
Finite-Lived Intangible Assets
Gross Carrying Value	730	730
Accumulated Amortization	(717)	(712)
Maintenance contracts
Finite-Lived Intangible Assets
Gross Carrying Value	192	192
Accumulated Amortization	(158)	(154)
Other
Finite-Lived Intangible Assets
Gross Carrying Value	54	54
Accumulated Amortization	$ (53)	$ (53)

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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