VACATION OWNERSHIP NOTES RECEIVABLE - Future Principal Payments, Net of Reserves, and Interest Rates of Vacation Ownership Notes Receivable (Details) $ in Millions	Sep. 30, 2022 USD ($)
Acquired
Future Minimum Payments Receivable [Line Items]
2022, remaining	$ 12
2023	43
2024	43
2025	40
2026	36
Thereafter	101
Balance at Mar 31, 2022	$ 275
Acquired \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	14.10%
Acquired \| Minimum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	0.00%
Acquired \| Maximum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	21.90%
Acquired \| Non-securitized
Future Minimum Payments Receivable [Line Items]
2022, remaining	$ 2
2023	4
2024	4
2025	4
2026	3
Thereafter	17
Balance at Mar 31, 2022	$ 34
Acquired \| Non-securitized \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	13.90%
Acquired \| Non-securitized \| Minimum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	0.00%
Acquired \| Non-securitized \| Maximum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	21.90%
Acquired \| Securitized
Future Minimum Payments Receivable [Line Items]
2022, remaining	$ 10
2023	39
2024	39
2025	36
2026	33
Thereafter	84
Balance at Mar 31, 2022	$ 241
Acquired \| Securitized \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	14.20%
Acquired \| Securitized \| Minimum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	0.00%
Acquired \| Securitized \| Maximum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	21.90%
Originated
Future Minimum Payments Receivable [Line Items]
2022, remaining	$ 50
2023	170
2024	165
2025	168
2026	175
Thereafter	1,139
Balance at Mar 31, 2022	$ 1,867
Originated \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	13.00%
Originated \| Minimum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	0.00%
Originated \| Maximum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	20.90%
Originated \| Non-securitized
Future Minimum Payments Receivable [Line Items]
2022, remaining	$ 18
2023	42
2024	34
2025	34
2026	35
Thereafter	283
Balance at Mar 31, 2022	$ 446
Originated \| Non-securitized \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	12.80%
Originated \| Non-securitized \| Minimum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	0.00%
Originated \| Non-securitized \| Maximum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	20.90%
Originated \| Securitized
Future Minimum Payments Receivable [Line Items]
2022, remaining	$ 32
2023	128
2024	131
2025	134
2026	140
Thereafter	856
Balance at Mar 31, 2022	$ 1,421
Originated \| Securitized \| Weighted Average
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	13.00%
Originated \| Securitized \| Minimum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	0.00%
Originated \| Securitized \| Maximum
Future Minimum Payments Receivable [Line Items]
Time-sharing transactions, stated interest rate for notes receivable	19.90%

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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 978
-SubTopic 310
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126945304&loc=d3e27327-108691

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Balance Type:	debit
Period Type:	instant

- Definition

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).

+ References

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- Definition

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).

+ References

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- Definition

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).

+ References

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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).

+ References

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 978
-SubTopic 310
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126945304&loc=d3e27327-108691

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- Definition

Future Minimum Payments Receivable [Line Items]

+ References

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- Definition

Time-Sharing Transaction, Notes Receivable, Maturity, after Year Four

+ References

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- Definition

Time-Sharing Transaction, Notes Receivable, Maturity, Remainder Of Fiscal Year

+ References

No definition available.

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