REVENUE AND RECEIVABLES - Timing of Revenue from Contracts with Customers (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	$ 1,112	$ 1,112
Services transferred over time
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	648	649
Goods or services transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	464	463
Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	7	0
Corporate and Other \| Services transferred over time
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	7	0
Corporate and Other \| Goods or services transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	0	0
Vacation Ownership \| Operating segments
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	1,047	1,047
Vacation Ownership \| Operating segments \| Services transferred over time
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	620	625
Vacation Ownership \| Operating segments \| Goods or services transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	427	422
Exchange & Third-Party Management \| Operating segments
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	58	65
Exchange & Third-Party Management \| Operating segments \| Services transferred over time
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	21	24
Exchange & Third-Party Management \| Operating segments \| Goods or services transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	$ 37	$ 41

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

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+ Details