Fair Value of Financial Instruments (Fair Value Measured On A Recurring Basis Reconciliation) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	$ 6,446	$ 9,413	$ 4,645	$ 6,441
Items Included in Net Income	373	(15)	2,486	1,811
Gains (Losses) in OCI and Other	(595)	(84)	(1,670)	(131)
Issuances, Sales, Maturities, Settlements, Calls, Net	6	252	815	761
Transfers Into or Out of Level 3, Net	(161)	(4,493)	(207)	(3,809)
Ending Fair Value	6,069	5,073	6,069	5,073
Corporate Bonds [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	5,476	5,429	5,720	5,121
Items Included in Net Income	1	1	2	4
Gains (Losses) in OCI and Other	(513)	(88)	(1,523)	(139)
Issuances, Sales, Maturities, Settlements, Calls, Net	65	55	716	440
Transfers Into or Out of Level 3, Net	(16)	(25)	98	(54)
Ending Fair Value	5,013	5,372	5,013	5,372
U.S. Government Bonds [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value				5
Issuances, Sales, Maturities, Settlements, Calls, Net				(5)
Foreign Government Bonds [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	37	43	41	74
Items Included in Net Income
Gains (Losses) in OCI and Other	(3)	(3)	(7)	(11)
Issuances, Sales, Maturities, Settlements, Calls, Net		66		80
Transfers Into or Out of Level 3, Net				(37)
Ending Fair Value	34	106	34	106
RMBS [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	1	1	4	2
Items Included in Net Income				(1)
Issuances, Sales, Maturities, Settlements, Calls, Net	9		21
Transfers Into or Out of Level 3, Net			(15)
Ending Fair Value	10	1	10	1
CMBS [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value		9
Items Included in Net Income				1
Gains (Losses) in OCI and Other
Issuances, Sales, Maturities, Settlements, Calls, Net			17	8
Transfers Into or Out of Level 3, Net		(8)	(17)	(8)
Ending Fair Value		1		1
ABS [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	1,153	630	870	570
Items Included in Net Income				1
Gains (Losses) in OCI and Other	(38)	(2)	(98)	(5)
Issuances, Sales, Maturities, Settlements, Calls, Net	123	144	576	426
Transfers Into or Out of Level 3, Net	(147)	(38)	(257)	(258)
Ending Fair Value	1,091	734	1,091	734
Hybrid And Redeemable Preferred Securities [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	104	102	93	104
Items Included in Net Income	(2)		(2)
Gains (Losses) in OCI and Other	(37)	6	(26)	18
Issuances, Sales, Maturities, Settlements, Calls, Net	(6)	(27)	(6)	(41)
Transfers Into or Out of Level 3, Net
Ending Fair Value	59	81	59	81
Trading Securities [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	620	630	828	644
Items Included in Net Income	(24)	3	(82)	2
Gains (Losses) in OCI and Other
Issuances, Sales, Maturities, Settlements, Calls, Net	3	(33)	(143)	(31)
Transfers Into or Out of Level 3, Net	3		(1)	(15)
Ending Fair Value	602	600	602	600
Equity Securities [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	145	82	95	59
Items Included in Net Income	24	5	56	31
Issuances, Sales, Maturities, Settlements, Calls, Net	(1)		17	(3)
Ending Fair Value	168	87	168	87
Mortgage Loans On Real Estate [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	528	818	739	832
Items Included in Net Income	(1)	4	(16)	11
Gains (Losses) in OCI and Other	(4)	3	(10)	6
Issuances, Sales, Maturities, Settlements, Calls, Net	(28)	(33)	(218)	(57)
Ending Fair Value	495	792	495	792
Derivative Investments [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	3	1	21	1,542
Items Included in Net Income	3		5	1,249
Gains (Losses) in OCI and Other			(6)
Issuances, Sales, Maturities, Settlements, Calls, Net				(132)
Transfers Into or Out of Level 3, Net	(1)		(15)	(2,658)
Ending Fair Value	5	1	5	1
GLB Direct Embedded Derivatives [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	1,400	1,767	1,963	450
Items Included in Net Income	42	(69)	(521)	1,248
Ending Fair Value	1,442	1,698	1,442	1,698
GLB Ceded Embedded Derivatives [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	41	53	56	82
Items Included in Net Income	(4)	2	(19)	(27)
Ending Fair Value	37	55	37	55
Indexed Annuity Ceded Embedded Derivatives [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	440		528	550
Items Included in Net Income	(47)	(14)	(214)	17
Issuances, Sales, Maturities, Settlements, Calls, Net	63	(6)	142	(60)
Transfers Into or Out of Level 3, Net		515		(12)
Ending Fair Value	456	495	456	495
Indexed Annuity And IUL Contracts [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	(3,366)		(6,131)	(3,594)
Items Included in Net Income	394	47	3,244	(579)
Issuances, Sales, Maturities, Settlements, Calls, Net	(222)	86	(307)	136
Transfers Into or Out of Level 3, Net		(4,937)		(767)
Ending Fair Value	(3,194)	(4,804)	(3,194)	(4,804)
Other Liabilities, GLB Ceded Embedded Derivatives [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	(136)	(152)	(182)
Items Included in Net Income	(13)	6	33	(146)
Ending Fair Value	$ (149)	$ (146)	$ (149)	$ (146)