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Fair Value of Financial Instruments (Components Of The Transfers In And Out Of Level 3) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net [Abstract] |  |  |  |
Transfers Into Level 3 | $ 33 |  | $ 229 | $ 24
Transfers Out of Level 3 | (150) | $ 762 | (276) | 660
Total | (117) | 762 | (47) | 684
Corporate Bonds [Member] |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net [Abstract] |  |  |  |
Transfers Into Level 3 | 32 |  | 228 | 10
Transfers Out of Level 3 | (52) | (1) | (114) | (39)
Total | (20) | (1) | 114 | (29)
RMBS [Member] |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net [Abstract] |  |  |  |
Transfers Out of Level 3 | (12) |  | (15) |
Total | (12) |  | (15) |
ABS [Member] |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net [Abstract] |  |  |  |
Transfers Into Level 3 | 1 |  | 1 |
Transfers Out of Level 3 | (69) | (162) | (111) | (220)
Total | (68) | (162) | (110) | (220)
Foreign Government Bonds [Member] |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net [Abstract] |  |  |  |
Transfers Out of Level 3 |  | (37) |  | (37)
Total |  | (37) |  | (37)
CMBS [Member] |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net [Abstract] |  |  |  |
Transfers Out of Level 3 | (17) |  | (17) |
Total | $ (17) |  | (17) |
Trading Securities [Member] |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net [Abstract] |  |  |  |
Transfers Into Level 3 |  |  |  | 14
Transfers Out of Level 3 |  | (23) | (4) | (29)
Total |  | (23) | (4) | (15)
Derivative Investments [Member] |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net [Abstract] |  |  |  |
Transfers Out of Level 3 |  | (2,658) | (15) | (2,658)
Total |  | (2,658) | $ (15) | (2,658)
Indexed Annuity Ceded Embedded Derivatives [Member] |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net [Abstract] |  |  |  |
Transfers Out of Level 3 |  | (527) |  | (527)
Total |  | (527) |  | (527)
Indexed Annuity And IUL Contracts [Member] |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net [Abstract] |  |  |  |
Transfers Out of Level 3 |  | 4,170 |  | 4,170
Total |  | $ 4,170 |  | $ 4,170

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- Definition Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(3) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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- Definition Amount of transfer of financial instrument classified as an asset into (out of) level 3 of the fair value hierarchy. + References No definition available. + Details
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