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FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Additional Information (Details) € in Millions, $ in Millions | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jan. 31, 2024 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($) | Dec. 31, 2023 USD ($) | Mar. 31, 2023 EUR (€)
Derivative [Line Items] |  |  |  |  |  |  |
Debt securities, available-for-sale, term |  | 5 years |  | 5 years |  | 4 years |
Cumulative upward adjustments |  | $ 220 |  | $ 220 |  |  |
Cumulative impairment amount |  | 98 |  | 98 |  |  |
Pre-tax gains |  |  |  | 23 |  |  |
Recognized in Other comprehensive (loss)/income |  | (159) | $ 150 | 179 | $ 231 |  |
Principal value |  | 49,025 |  | 49,025 |  | $ 38,886 |
Cross-currency swap contracts |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Recognized in Other comprehensive (loss)/income |  | 36 | $ (23) | 2 | $ 5 |  |
Forward interest rate contracts | Cash Flow Hedging |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Derivative, notional amount | $ 5,000 |  |  |  |  |  |
Recognized in Other comprehensive (loss)/income | $ 131 |  |  |  |  |  |
Designated as cash flow hedges |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Principal value | € |  |  |  |  |  |  | € 375
Designated as cash flow hedges | Cross-currency swap contracts | Cash Flow Hedging |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Derivative, notional amount |  | 1,200 |  | 1,200 |  |  |
Designated as cash flow hedges | Cross-currency swap contracts and foreign currency forward contracts |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Derivative, notional amount |  | 1,500 |  | 1,500 |  |  |
Euro Member Countries, Euro | Designated as cash flow hedges | Foreign currency exchange contracts |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Derivative, notional amount |  | 4,100 |  | 4,100 |  |  |
Euro Member Countries, Euro | Designated as cash flow hedges | Cross-currency swap contracts and foreign currency forward contracts | Net Investment Hedging |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Derivative, notional amount |  | 721 |  | 721 |  |  |
Japan, Yen | Designated as cash flow hedges | Foreign currency exchange contracts |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Derivative, notional amount |  | 1,200 |  | 1,200 |  |  |
Japan, Yen | Designated as cash flow hedges | Cross-currency swap contracts and foreign currency forward contracts |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Derivative, notional amount |  | $ 713 |  | $ 713 |  |  |

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