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FAIR VALUE MEASUREMENTS, INVESTMENTS AND NOTES RECEIVABLE - Schedule of Carrying Values and Estimated Fair Values of Financial Instruments (Details) - USD ($)
$ in Millions
Sep. 30, 2025
Dec. 31, 2024
Carrying Amount    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Carrying Amount $ 21,534 $ 24,653
Fair Value    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Fair Value 21,697 24,423
Fair Value | Level 1    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Fair Value 0 0
Fair Value | Level 2    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Fair Value 14,262 17,300
Fair Value | Level 3    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Fair Value $ 7,435 $ 7,123