REVENUE RECOGNITION AND CONTRACTS WITH CUSTOMERS - Contract Assets and Liabilities (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Contract With Customer, Asset And Liability [Roll Forward]
Contract assets - beginning balance			$ 2,013	$ 2,294
Contract assets - ending balance	$ 2,263	$ 2,418	2,263	2,418
Change in contract assets—increase (decrease)			250	124
Contract liabilities - beginning balance			(4,326)	(4,583)
Contract liabilities - ending balance	(3,928)	(4,081)	(3,928)	(4,081)
Change in contract liabilities—decrease (increase)			398	502
Net change			648	626
Contract liability, revenue recognized	454	$ 333	1,941	$ 1,814
Unbilled balances	2,183		2,183		$ 1,949
Discontinued Operations, Held-for-Sale | Personal Protective Equipment Business
Contract With Customer, Asset And Liability [Roll Forward]
Disposal group, including discontinued operation, contract assets	4		4
Disposal group, including discontinued operation, contract liabilities	$ 18		$ 18