INCOME TAXES - Summary of Income Tax Contingencies (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 beginning of year	$ 1,766	$ 2,042	$ 2,003
Gross additions to tax positions related to current year	38	53	66
Gross additions to tax positions related to prior years	145	137	75
Gross additions to tax positions assumed in acquisitions	0	15	0
Gross reductions to tax positions related to prior years	(5)	(381)	(22)
Settlements	(30)	(8)	(70)
Reductions to tax positions related to lapse of statute	(4)	(83)	(5)
Cumulative translation adjustment	4
Cumulative translation adjustment		(9)	(5)
Balance at end of year	$ 1,914	$ 1,766	$ 2,042