INVENTORY - Additional Information (Details) - USD ($) $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
Dec. 31, 2024 |
|
| Inventory Disclosure [Abstract] | |||
| Real estate inventory, increase true up | $ 13 | $ 5 | |
| Amount of completed vacation ownership units classified as property and equipment | 266 | $ 271 | |
| Inventory [Line Items] | |||
| Inventory deposits | 33 | 33 | |
| Other Assets | |||
| Inventory [Line Items] | |||
| Inventory deposits | 29 | 29 | |
| Accounts Receivable | |||
| Inventory [Line Items] | |||
| Inventory deposits | $ 4 | $ 4 | |