SUPPLEMENTAL FINANCIAL INFORMATION - Schedule of All Other Current and Noncurrent Assets (Details) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Prepaid expenses and deferred costs	$ 197	$ 147
Financing receivables – net	94	97
Derivative instruments	114	84
Other	72	61
All other current assets	476	389
Prepaid pension asset	797	716
Equity method and other investments	361	357
Financing receivables – net	178	178
Long-term receivables – net	167	124
Inventories	151	147
Contract and other deferred assets	189	168
Other	255	191
All other non-current assets	$ 2,098	$ 1,881