INCOME TAXES - Unrecognized 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 beginning of period	$ 465	$ 365	$ 684
Additions for tax positions of the current year	0	9	9
Additions for tax positions of prior years	156	137	14
Reductions for tax positions of prior years	(203)	(41)	(78)
Settlements with tax authorities	(6)	(1)	(262)
Expiration of the statute of limitations	(3)	(4)	(2)
Balance at end of period	409	465	365
Unrecognized tax benefits	409	465	365
Accrued interest on unrecognized tax benefits	72	56	53
Reasonably possible reduction to the balance of unrecognized tax benefits in succeeding 12 months	29	45	36
Portion that, if recognized, would reduce tax expense and effective tax rate	$ 157	$ 153	$ 111