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The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value.

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Impairments Impairments (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
Impairments Impairments (Details) - USD ($) $ in Millions	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025
Inventory write-downs and impairments			$ 27	$ 6
Asset impairments, net	$ 0	$ 1	0	2
Vacation Ownership \| Other Restructuring \| Resort Optimization Initiative
Inventory write-downs and impairments	$ 2	$ 6	$ 27	6	$ 216
Travel and Membership
Tangible Asset Impairment Charges				1
Travel and Membership \| Cloud computing arrangement
Asset impairments, net				$ 1