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	$ 3,381	$ 2,262
Reinsurance related embedded derivative asset	121	113
Compensation and benefit plans	180	163
Intangibles	25	27
Net operating losses	292	218
Other	103	5
Total deferred tax assets	4,102	2,788
Deferred Tax Liabilities
DAC	433	418
VOBA	147	165
Net unrealized gain on fixed maturity AFS securities	2,754	3,836
Net unrealized gain on trading securities	64	88
Investment activity	3,423	1,299
Other	303	404
Total deferred tax liabilities	7,124	6,210
Net deferred tax asset (liability)	$ (3,022)	$ (3,422)