Segment Information (Reconciliation Of Revenue From Segments To Consolidated) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting Information [Line Items]
Total revenues	$ 4,363	$ 4,912	$ 13,513	$ 14,036
Excluded Realized Gain (Loss), Pre-Tax [Member]
Segment Reporting Information [Line Items]
Total revenues	(46)	(75)	195	(137)
Amortization of DFEL associated with benefit ratio unlocking, pre-tax [Member]
Segment Reporting Information [Line Items]
Total revenues	3		3
Impairment of Intangibles [Member]
Segment Reporting Information [Line Items]
Total revenues	(634)		(634)
Annuities Segment [Member]
Segment Reporting Information [Line Items]
Total revenues	1,087	1,158	3,272	3,389
Retirement Plan Services Segment [Member]
Segment Reporting Information [Line Items]
Total revenues	312	325	937	977
Life Insurance Segment [Member]
Segment Reporting Information [Line Items]
Total revenues	1,644	2,225	5,055	5,956
Group Protection Segment [Member]
Segment Reporting Information [Line Items]
Total revenues	1,332	1,243	3,958	3,742
Other Operations [Member]
Segment Reporting Information [Line Items]
Total revenues	$ 31	$ 36	$ 93	$ 109