Federal Income Taxes (Significant Components Of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Deferred Tax Assets
Future contract benefits and other contract holder funds	$ 3,527	$ 2,377
Reinsurance related embedded derivative asset	43	82
Compensation and benefit plans	198	212
Intangibles	25	27
Tax credits	58	19
Net operating losses	292	218
Other	129	36
Total deferred tax assets	4,272	2,971
Deferred Tax Liabilities
DAC	426	382
VOBA	149	167
Net unrealized gain on fixed maturity AFS securities	2,877	4,001
Net unrealized gain on trading securities	66	90
Investment activity	3,331	1,249
Other	223	338
Total deferred tax liabilities	7,072	6,227
Net deferred tax asset (liability)	$ (2,800)	$ (3,256)