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REVENUE FROM CONTRACTS WITH CUSTOMERS - Narrative (Details) $ in Millions | 3 Months Ended
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Mar. 31, 2026 USD ($) segment
Disaggregation of Revenue [Line Items] |
Number of reportable segments | segment | 2
Revenue earned that was included in the contract liabilities balance | $ 113
Remaining performance obligations for HOA management fees | 229
Sales of VOIs |
Disaggregation of Revenue [Line Items] |
Offset by deferrals sales | 62
Sales of VOIs | JAPAN |
Disaggregation of Revenue [Line Items] |
Offset by deferrals sales | $ 37

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