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RESTRUCTURING, INTEGRATION AND SEPARATION COSTS - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Cost-rationalization and integration initiatives |  |  |  |
Separated-related costs | $ 894 | $ 832 | $ 1,761 | $ 1,626
Restructuring and Integration Costs |  |  |  |
Cost-rationalization and integration initiatives |  |  |  |
Costs incurred |  |  | 32 | 23
Restructuring, Integration and Separation Costs |  |  |  |
Cost-rationalization and integration initiatives |  |  |  |
Restructuring, integration and separation costs |  |  | 0 | 0
Separated-related costs |  |  | $ 7 | $ 8

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