INCOME TAXES - Income Tax Expense (Benefit) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current
International	$ 665	$ 320	$ 915
U.S. Federal	68	(9)	22
U.S. State	12	(16)	34
Total	745	295	971
Deferred
International	(103)	(62)	(12)
U.S. Federal	(323)	296	166
U.S. State	(19)	(21)	(32)
Total	(445)	213	122
Total
International	562	258	903
U.S. Federal	(255)	287	188
U.S. State	(7)	(37)	2
Income tax expense	$ 300	$ 508	$ 1,093