ACQUISITIONS AND DISPOSITIONS - Preliminary Fair Values of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021	Apr. 01, 2021
Business Combination, Provisional Information [Abstract]
Goodwill	$ 3,117	$ 3,150
Welk
Business Combination, Provisional Information [Abstract]
Vacation ownership notes receivable, net			$ 255
Inventory			111
Property and equipment			83
Intangible assets			102
Other assets			19
Deferred taxes			(24)
Debt			(189)
Securitized debt			(184)
Other liabilities			(93)
Net assets acquired			80
Goodwill			325
Assets acquired			405
Welk | Previously Reported
Business Combination, Provisional Information [Abstract]
Vacation ownership notes receivable, net			255
Inventory			111
Property and equipment			83
Intangible assets			102
Other assets			19
Deferred taxes			(32)
Debt			(189)
Securitized debt			(184)
Other liabilities			(93)
Net assets acquired			72
Goodwill			333
Assets acquired			405
Welk | Revision of Prior Period, Adjustment
Business Combination, Provisional Information [Abstract]
Deferred taxes			8
Net assets acquired			8
Goodwill			(8)
Assets acquired			$ 0