TIMESHARE FINANCING RECEIVABLES - Schedule of Change in Allowance For Financing Receivables Losses (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Provision for financing receivables losses	$ 71	$ 71
Originated
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for financing receivable losses, beginning balance	404	280
Provision for financing receivables losses	71	71
Write-offs	(33)	(37)
Inventory recoveries	0	0
Upgrades	5	34
Allowance for financing receivable losses, ending balance	447	348
Acquired
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for financing receivable losses, beginning balance	338	482
Provision for financing receivables losses	0	0
Write-offs	(28)	(60)
Inventory recoveries	8	17
Upgrades	(5)	(34)
Allowance for financing receivable losses, ending balance	$ 313	$ 405