VACATION OWNERSHIP NOTES RECEIVABLE - Future Principal Payments, Net of Reserves, and Interest Rates of Vacation Ownership Notes Receivable (Details) $ in Millions	Dec. 31, 2024 USD ($)
Originated
Future Minimum Payments Receivable [Line Items]
2025	$ 225
2026	210
2027	214
2028	214
2029	204
Thereafter	1,266
Balance at December 31, 2023	$ 2,333
Originated \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	12.90%
Originated \| Minimum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	0.00%
Originated \| Maximum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	20.90%
Originated \| Non-Securitized
Future Minimum Payments Receivable [Line Items]
2025	$ 84
2026	60
2027	56
2028	49
2029	39
Thereafter	221
Balance at December 31, 2023	$ 509
Originated \| Non-Securitized \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	11.70%
Originated \| Non-Securitized \| Minimum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	0.00%
Originated \| Non-Securitized \| Maximum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	20.90%
Originated \| Securitized
Future Minimum Payments Receivable [Line Items]
2025	$ 141
2026	150
2027	158
2028	165
2029	165
Thereafter	1,045
Balance at December 31, 2023	$ 1,824
Originated \| Securitized \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	13.40%
Originated \| Securitized \| Minimum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	0.00%
Originated \| Securitized \| Maximum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	20.90%
Acquired
Future Minimum Payments Receivable [Line Items]
2025	$ 29
2026	24
2027	19
2028	12
2029	8
Thereafter	15
Balance at December 31, 2023	$ 107
Acquired \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	14.20%
Acquired \| Minimum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	0.00%
Acquired \| Maximum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	21.90%
Acquired \| Non-Securitized
Future Minimum Payments Receivable [Line Items]
2025	$ 6
2026	3
2027	2
2028	1
2029	1
Thereafter	1
Balance at December 31, 2023	$ 14
Acquired \| Non-Securitized \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	13.80%
Acquired \| Non-Securitized \| Minimum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	0.00%
Acquired \| Non-Securitized \| Maximum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	21.90%
Acquired \| Securitized
Future Minimum Payments Receivable [Line Items]
2025	$ 23
2026	21
2027	17
2028	11
2029	7
Thereafter	14
Balance at December 31, 2023	$ 93
Acquired \| Securitized \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	14.20%
Acquired \| Securitized \| Minimum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	0.00%
Acquired \| Securitized \| Maximum
Future Minimum Payments Receivable [Line Items]
Range of stated interest rates	21.90%

Amount, before allowance for uncollectible account, of notes receivable for time-sharing transaction maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 978
-SubTopic 310
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479230/978-310-50-1

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Amount of notes receivable related to time share sales, net of allowance for uncollectible accounts and deferred profit.

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- Definition

Amount, before allowance for uncollectible account, of notes receivable for time-sharing transaction maturing in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount, before allowance for uncollectible account, of notes receivable for time-sharing transaction maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount, before allowance for uncollectible account, of notes receivable for time-sharing transaction maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount, before allowance for uncollectible account, of notes receivable for time-sharing transaction maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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- Definition

Amount, before allowance for uncollectible account, of notes receivable for time-sharing transaction maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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- Definition

Stated interest rate of notes receivable from time-sharing transactions.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 978
-SubTopic 310
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479230/978-310-50-1

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Future Minimum Payments Receivable [Line Items]

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