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COMMITMENTS AND CONTINGENCIES - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Loss Contingencies [Line Items] |  |  |
Special items - operating | $ 345 | $ 443 | $ 580
Line of credit facility, asset restrictions, unrestricted cash and marketable securities | 500 |  |
Litigation |  |  |
Loss Contingencies [Line Items] |  |  |
Special items - operating | 53 | $ 0 | $ 15
Virgin Group trademark license agreement |  |  |
Loss Contingencies [Line Items] |  |  |
Damages sought | $ 8 |  |

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