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FINANCIAL INSTRUMENTS - Schedule of Fair Value of Financial Instruments (Details) - USD ($)
$ in Millions
Mar. 31, 2024
Dec. 31, 2023
Debt Securities, Available-for-sale [Line Items]    
Cash equivalents, Cost $ 278 $ 408
Restricted cash equivalents 413 411
Total cash and restricted cash equivalents, Cost 691 819
Long-term debt including debt due within one year, Cost (7,860) (7,859)
Long term debt including debt due within one year, Gain 128 70
Long term debt including debt due within one year, Loss (49) (206)
Long term debt including debt due within one year, Fair Value (7,781) (7,995)
Derivatives relating to:    
Cost 0 0
Gain 117 122
Loss (93) (82)
Fair Value 24 40
Net investment hedge    
Derivatives relating to:    
Cost 0 0
Gain 111 96
Loss 0 0
Fair Value 111 96
Foreign currency contracts    
Derivatives relating to:    
Cost 0 0
Gain 6 26
Loss (9) (23)
Fair Value (3) 3
Interest rate swap agreements    
Derivatives relating to:    
Cost 0 0
Gain 0 0
Loss (84) (59)
Fair Value $ (84) $ (59)