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Fair Value of Financial Instruments (Fair Value Measured On A Recurring Basis Reconciliation) (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | $ 4,645 | $ 6,441
Items Included in Net Income | 406 | 1,854
Gains (Losses) in OCI and Other | (383) | (131)
Issuances, Sales, Maturities, Settlements, Calls, Net | 386 | 295
Transfers Into or Out of Level 3, Net | 70 | (78)
Ending Fair Value | 5,124 | 8,381
Corporate Bonds [Member] | Fixed Maturity AFS Securities [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 5,720 | 5,121
Items Included in Net Income | 1 | 2
Gains (Losses) in OCI and Other | (353) | (120)
Issuances, Sales, Maturities, Settlements, Calls, Net | 358 | 170
Transfers Into or Out of Level 3, Net | 134 | (28)
Ending Fair Value | 5,860 | 5,145
U.S. Government Bonds [Member] | Fixed Maturity AFS Securities [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value |  | 5
Ending Fair Value |  | 5
Foreign Government Bonds [Member] | Fixed Maturity AFS Securities [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 41 | 74
Items Included in Net Income |  |
Gains (Losses) in OCI and Other | (1) | (8)
Issuances, Sales, Maturities, Settlements, Calls, Net |  |
Transfers Into or Out of Level 3, Net |  |
Ending Fair Value | 40 | 66
RMBS [Member] | Fixed Maturity AFS Securities [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 4 | 2
Items Included in Net Income |  |
Gains (Losses) in OCI and Other |  |
Issuances, Sales, Maturities, Settlements, Calls, Net | 12 |
Transfers Into or Out of Level 3, Net | (3) |
Ending Fair Value | 13 | 2
CMBS [Member] | Fixed Maturity AFS Securities [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value |  |
Items Included in Net Income |  | 1
Gains (Losses) in OCI and Other |  |
Issuances, Sales, Maturities, Settlements, Calls, Net | 17 |
Transfers Into or Out of Level 3, Net |  |
Ending Fair Value | 17 | 1
ABS [Member] | Fixed Maturity AFS Securities [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 870 | 570
Items Included in Net Income |  |
Gains (Losses) in OCI and Other | (27) | (7)
Issuances, Sales, Maturities, Settlements, Calls, Net | 187 | 183
Transfers Into or Out of Level 3, Net | (42) | (58)
Ending Fair Value | 988 | 688
Hybrid And Redeemable Preferred Securities [Member] | Fixed Maturity AFS Securities [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 93 | 104
Items Included in Net Income |  |
Gains (Losses) in OCI and Other | 5 | 1
Issuances, Sales, Maturities, Settlements, Calls, Net |  | (20)
Transfers Into or Out of Level 3, Net |  |
Ending Fair Value | 98 | 85
Mortgage Loans On Real Estate [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 739 | 832
Items Included in Net Income | (3) | 2
Gains (Losses) in OCI and Other | (1) | 3
Issuances, Sales, Maturities, Settlements, Calls, Net | (198) | 37
Transfers Into or Out of Level 3, Net |  |
Ending Fair Value | 537 | 874
Trading Securities [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 828 | 644
Items Included in Net Income | (29) | (3)
Gains (Losses) in OCI and Other |  |
Issuances, Sales, Maturities, Settlements, Calls, Net | 2 | 66
Transfers Into or Out of Level 3, Net | (4) | 8
Ending Fair Value | 797 | 715
Equity Securities [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 95 | 59
Items Included in Net Income | 17 | 6
Gains (Losses) in OCI and Other |  |
Issuances, Sales, Maturities, Settlements, Calls, Net | (8) | (4)
Transfers Into or Out of Level 3, Net |  |
Ending Fair Value | 104 | 61
Derivative Investments [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 21 | 1,542
Items Included in Net Income | 3 | 1,251
Gains (Losses) in OCI and Other | (6) |
Issuances, Sales, Maturities, Settlements, Calls, Net |  | (132)
Transfers Into or Out of Level 3, Net | (15) |
Ending Fair Value | 3 | 2,661
GLB Direct Embedded Derivatives [Member] | Other Assets [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 1,963 | 450
Items Included in Net Income | (83) | 1,381
Gains (Losses) in OCI and Other |  |
Issuances, Sales, Maturities, Settlements, Calls, Net |  |
Transfers Into or Out of Level 3, Net |  |
Ending Fair Value | 1,880 | 1,831
GLB Direct Embedded Derivatives [Member] | Other Liabilities [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | (182) |
Items Included in Net Income | 8 | (152)
Gains (Losses) in OCI and Other |  |
Issuances, Sales, Maturities, Settlements, Calls, Net |  |
Transfers Into or Out of Level 3, Net |  |
Ending Fair Value | (174) | (152)
GLB Ceded Embedded Derivatives [Member] | Other Assets [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 56 | 82
Items Included in Net Income | (14) | (40)
Gains (Losses) in OCI and Other |  |
Issuances, Sales, Maturities, Settlements, Calls, Net |  |
Transfers Into or Out of Level 3, Net |  |
Ending Fair Value | 42 | 42
Indexed Annuity Ceded Embedded Derivatives [Member] | Other Assets [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | 528 | 550
Items Included in Net Income | (53) | 32
Gains (Losses) in OCI and Other |  |
Issuances, Sales, Maturities, Settlements, Calls, Net | 18 | (55)
Transfers Into or Out of Level 3, Net |  |
Ending Fair Value | 493 | 527
Indexed Annuity And IUL Contracts [Member] | Future Contract Benefits [Member] |  |
Level 3 Unobservable Input Reconciliation |  |
Beginning Fair Value | (6,131) | (3,594)
Items Included in Net Income | 559 | (626)
Gains (Losses) in OCI and Other |  |
Issuances, Sales, Maturities, Settlements, Calls, Net | (2) | 50
Transfers Into or Out of Level 3, Net |  |
Ending Fair Value | $ (5,574) | $ (4,170)

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