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FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Carrying Amount
Assets:
Timeshare financing receivables, net	$ 3,059	$ 3,006
Liabilities:
Debt, net	4,719	4,601
Non-recourse debt, net	2,472	2,318
Level 1
Assets:
Timeshare financing receivables, net	0	0
Liabilities:
Debt, net	4,333	4,309
Non-recourse debt, net	1,951	1,873
Level 3
Assets:
Timeshare financing receivables, net	3,404	3,203
Liabilities:
Debt, net	404	283
Non-recourse debt, net	$ 568	$ 446

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