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FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Schedule of Equity Investments (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Equity investments with RDFV |  |  |  |
Net (gain)/loss recognized | $ (33) | $ 15 | $ (155) | $ 203
Less: net (gain)/loss recognized on investments sold | (3) | (86) | (2) | 2
Net unrealized (gain)/loss recognized on investments still held | (30) | 101 | (153) | 201
Equity investments without RDFV |  |  |  |
Upward adjustments | (15) | (3) | (36) | (9)
Net realized (gain)/loss recognized on investments sold | 0 | 0 | (36) | 0
Impairments and downward adjustments | 13 | 6 | 42 | 6
Limited partnerships and other equity method investments |  |  |  |
Equity in net loss/(income) of affiliates | 23 | (18) | (36) | 13
Total equity investment (gains)/losses | $ (12) | $ 0 | $ (221) | $ 213

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