RESTRUCTURING, INTEGRATION, SEPARATION AND IPO COSTS - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Cost-rationalization and integration initiatives
Separation and IPO-related costs included in selling, general and administrative expenses	$ 715	$ 661	$ 2,151	$ 1,959
Restructuring and Integration Costs
Cost-rationalization and integration initiatives
Costs incurred			37	28
Separation and IPO Costs
Cost-rationalization and integration initiatives
Restructuring, integration, separation, and IPO costs			3	30
Separation and IPO-related costs included in selling, general and administrative expenses			$ 18	$ 84