SUPPLEMENTAL FINANCIAL INFORMATION - Schedule of All Other Current and Noncurrent Assets (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Prepaid expenses and deferred costs	$ 244	$ 147
Financing receivables – net	96	97
Derivative instruments	101	84
Other	75	61
All other current assets	517	389
Prepaid pension asset	727	716
Equity method and other investments	346	357
Financing receivables – net	181	178
Long-term receivables – net	130	124
Inventories	154	147
Contract and other deferred assets	175	168
Other	165	191
All other non-current assets	$ 1,878	$ 1,881