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	$ 8,410	$ 10,655	$ 6,203	$ 8,547
Items Included in Net Income	325	45	2,865	712
Gains (Losses) in OCI and Other	(591)	(83)	(1,660)	(132)
Issuances, Sales, Maturities, Settlements, Calls, Net	(93)	673	688	1,160
Transfers Into or Out of Level 3, Net	(161)	(4,493)	(206)	(3,490)
Ending Fair Value	7,890	6,797	7,890	6,797
Corporate Bonds [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	8,531	8,047	8,801	7,761
Items Included in Net Income	1	1	2	3
Gains (Losses) in OCI and Other	(512)	(87)	(1,514)	(139)
Issuances, Sales, Maturities, Settlements, Calls, Net	(34)	476	583	840
Transfers Into or Out of Level 3, Net	(16)	(25)	98	(53)
Ending Fair Value	7,970	8,412	7,970	8,412
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
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	3	2
Issuances, Sales, Maturities, Settlements, Calls, Net	9		21
Transfers Into or Out of Level 3, Net			(14)	(1)
Ending Fair Value	10	1	10	1
CMBS [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value		9		1
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	629	870	570
Items Included in Net Income				1
Gains (Losses) in OCI and Other	(38)	(1)	(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	99	100	90	103
Items Included in Net Income	(1)		(1)
Gains (Losses) in OCI and Other	(34)	5	(25)	16
Issuances, Sales, Maturities, Settlements, Calls, Net	(6)	(27)	(6)	(41)
Ending Fair Value	58	78	58	78
Trading Securities [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	620	630	828	643
Items Included in Net Income	(24)	3	(82)	2
Issuances, Sales, Maturities, Settlements, Calls, Net	3	(33)	(143)	(31)
Transfers Into or Out of Level 3, Net	3		(1)	(14)
Ending Fair Value	602	600	602	600
Equity Securities [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	145	79	91	57
Items Included in Net Income	24	5	54	31
Issuances, Sales, Maturities, Settlements, Calls, Net	(1)		23	(4)
Ending Fair Value	168	84	168	84
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)	10
Gains (Losses) in OCI and Other	(4)	3	(10)	7
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
LPR Ceded Derivative [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	215	294	318
Items Included in Net Income	(24)	(1)	(127)	(25)
Transfers Into or Out of Level 3, Net				318
Ending Fair Value	191	293	191	293
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)
GLB Ceded Embedded Derivatives, Other Liabilities [Member]
Level 3 Unobservable Input Reconciliation
Beginning Fair Value	(1,437)	(1,816)	(2,015)	(531)
Items Included in Net Income	(38)	67	540	(1,218)
Ending Fair Value	$ (1,475)	$ (1,749)	$ (1,475)	$ (1,749)