INCOME TAXES - Summary of Income Tax Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Federal:
Current	$ (1,781)	$ (2,539)	$ (1,776)
Deferred	1,126	1,502	250
Federal income tax expense (benefit), continuing operations	(655)	(1,037)	(1,526)
State:
Current	(80)	(32)	(228)
Deferred	(170)	154	(185)
State and local income tax expense (benefit), continuing operations	(250)	122	(413)
Foreign:
Current	(381)	(232)	(185)
Deferred	39	(101)	47
Foreign income tax expense (benefit), continuing operations	(342)	(333)	(138)
Income tax expense	$ (1,247)	$ (1,248)	$ (2,077)