Income Taxes - Applicable Income Taxes Included in the Consolidated Statements of Income (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current income tax expense:
U.S. Federal income taxes	$ 570	$ 657	$ 463
State and local income taxes	126	102	69
Foreign income taxes	11	2	0
Total current income tax expense	707	761	532
Deferred income tax (benefit) expense:
U.S. Federal income taxes	(31)	(21)	(140)
State and local income taxes	(29)	8	(23)
Foreign income taxes	0	(1)	1
Total deferred income tax benefit	(60)	(14)	(162)
Applicable income tax expense	$ 647	$ 747	$ 370