Shares And Stockholders' Equity (Schedule of Reclassifications Out Of AOCI) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total realized gain (loss)	$ 220	$ 85	$ 771	$ (97)
Net investment income	1,326	1,576	4,108	4,670
Interest and debt expense	(71)	(73)	(205)	(204)
Commissions and other expenses	(1,358)	(1,906)	(3,721)	(4,462)
Income (loss) from continuing operations before taxes	(3,137)	368	(2,776)	1,402
Income tax benefit (expense)	563	(50)	543	(217)
Net income (loss)	$ (2,574)	$ 318	(2,233)	1,185
Unrealized Gain (Loss) on AFS Securities [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total realized gain (loss)			(9)	(4)
Income (loss) from continuing operations before taxes			(19)	(22)
Income tax benefit (expense)			4	5
Net income (loss)			(15)	(17)
Unrealized Gain (Loss) on AFS Securities [Member] | Associated amortization of DAC, VOBA, DSI and DFEL [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total realized gain (loss)			(10)	(18)
Unrealized Gain (Loss) on Derivative Instruments [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Nonoperating income expense			67	16
Income (loss) from continuing operations before taxes			64	15
Income tax benefit (expense)			(13)	(3)
Net income (loss)			51	12
Unrealized Gain (Loss) on Derivative Instruments [Member] | Interest Rate Contracts [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net investment income			1	2
Interest and debt expense			(11)	(18)
Unrealized Gain (Loss) on Derivative Instruments [Member] | Foreign currency contracts [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total realized gain (loss)			29	(2)
Net investment income			48	34
Unrealized Gain (Loss) on Derivative Instruments [Member] | Associated amortization of DAC, VOBA, DSI and DFEL [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Commissions and other expenses			$ (3)	$ (1)