OTHER (INCOME)/EXPENSE, NET - Schedule of Other Income Expense (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Other Nonoperating Income (Expense) [Abstract]
Interest expense	$ 494	$ 425
Royalty income - divestitures (Note 4)	(272)	(271)
Royalty and licensing income (Note 4)	(259)	(161)
Provision for restructuring (Note 6)	133	220
Investment income	(138)	(183)
Integration expenses (Note 6)	41	71
Litigation and other settlements	257	2
Acquisition expense	2	49
Equity investment (gain)/losses, net (Note 9)	78	(102)
Other	3	31
Other (income)/expense, net	$ 339	$ 81