INCOME TAXES - COMPONENTS OF TAX EXPENSE (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current tax expense (benefit):
Federal	$ (11)	$ 40	$ (212)
State	(3)	16	(11)
Total current	(14)	56	(223)
Deferred tax expense:
Federal	32	80	(246)
State	3	15	(47)
Total deferred	35	95	(293)
Income tax expense (benefit)	$ 21	$ 151	$ (516)