Income Taxes Federal and Foreign Income Tax Expense (Details 1) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Taxes on Continuing Operations (Table Amounts)
Current federal income tax expense (benefit)	$ 1,289	$ 1,398	$ 246
Deferred federal income tax expense (benefit)	(353)	518	288
Total federal income tax expense	936	1,916	534
Current foreign income tax expense (benefit)	3	6	3
Deferred foreign income tax expense (benefit)	1	11	2
Total foreign income tax expense	4	17	5
Total federal and foreign income tax expense	$ 940	$ 1,933	$ 539