SUPPLEMENTAL FINANCIAL INFORMATION - Schedule of All Other Current and Noncurrent Assets (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Prepaid expenses and deferred costs	$ 147	$ 163
Financing receivables – net	97	97
Derivative instruments	84	63
Other	61	94
All other current assets	389	417
Prepaid pension asset	716	70
Equity method and other investments	357	322
Financing receivables – net	178	196
Long-term receivables – net	124	145
Inventories	147	104
Contract and other deferred assets	168	119
Other	191	68
All other non-current assets	$ 1,881	$ 1,024