INCOME TAXES - Gross Unrecognized Income Tax Benefits (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance at January 1	$ 1,235	$ 1,120	$ 1,036
Increases and decreases as a result of positions taken during prior years
Transfers from valuation allowances	0	0	6
Other increases, including currency translation	42	36	22
Other decreases, including currency translation	(5)	(16)	(10)
Increases related to acquired businesses	0	10	12
Increases as a result of positions taken during the current year	86	97	75
Decreases relating to settlements with tax authorities	(6)	0	(11)
Decreases as a result of a lapse of the applicable statute of limitations	(52)	(12)	(10)
Balance at December 31	$ 1,300	$ 1,235	$ 1,120