INCOME TAXES - Income Tax Expense (Benefit) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating Loss Carryforwards [Line Items]
U.S.	$ 51	$ (423)	$ 437
Non-U.S.	1,267	1,212	527
Earnings before income taxes and noncontrolling interest	1,318	789	964
Federal	75	43	19
State	7	7	2
Foreign	276	276	252
Total current expense	358	326	273
Federal	(58)	(98)	70
State	(9)	(13)	11
Foreign	1	(65)	43
Total deferred (benefit) expense	(66)	(176)	124
Provision for income taxes	292	150	397
Romeo Power Inc.
Operating Loss Carryforwards [Line Items]
Unrealized loss (gain) on debt and equity securities	$ (39)	$ (362)	$ 382