INCOME TAXES - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Pretax Income	$ 3,592	$ 12,077	$ 1,362
Income Tax Expense (Benefit)
Federal income taxes and rate	754	2,536	286
State and local income taxes, net of federal income tax benefit	118	804	53
Gain on acquisition	0	(2,703)	(105)
Tax credits	(44)	(26)	(20)
Effect of BOLI surrender	0	0	48
Adjustment to unrecognized tax benefits	44	2	0
Deferred tax liability adjustment	(78)	11	(8)
Difference in tax rates applicable to non-U.S. earnings	1	1	1
Valuation allowances	(11)	(40)	(5)
Other	31	26	14
Total provision for income taxes	$ 815	$ 611	$ 264
Percentage of Pretax Income
Federal income taxes and rate	21.00%	21.00%	21.00%
State and local income taxes, net of federal income tax benefit	3.30%	6.70%	3.90%
Gain on acquisition	0.00%	(22.40%)	(7.70%)
Tax credits	(1.20%)	(0.20%)	(1.50%)
Effect of BOLI surrender	0.00%	0.00%	3.50%
Adjustment to unrecognized tax benefits	1.20%	0.00%	0.00%
Deferred tax liability adjustment	(2.20%)	0.10%	(0.60%)
Difference in tax rates applicable to non-U.S. earnings	0.00%	0.00%	0.10%
Valuation allowances	(0.30%)	(0.30%)	(0.40%)
Other	0.90%	0.20%	1.10%
Provision for income taxes and effective income tax rate	22.70%	5.10%	19.40%