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Derivative Instruments (Effects Of Qualifying And Non-Qualifying Hedges) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Realized Gain (Loss) [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Total Line Items in which the Effects of Fair Value or Cash Flow Hedges are Recorded | $ (1,784) | $ 1,101 | $ (2,612) | $ 1,282
Net Investment Income [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Total Line Items in which the Effects of Fair Value or Cash Flow Hedges are Recorded | 1,508 | 1,398 | 2,974 | 2,809
Interest and Debt Expense [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Total Line Items in which the Effects of Fair Value or Cash Flow Hedges are Recorded | 84 | 68 | 166 | 134
Cash Flow Hedges [Member] | Designated as Hedging Instrument [Member] | Net Investment Income [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Derivatives designated as hedging instruments | 19 | 58 |  |
Cash Flow Hedges [Member] | Designated as Hedging Instrument [Member] | Interest and Debt Expense [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Derivatives designated as hedging instruments | (17) | (60) |  |
Fair Value Hedges [Member] | Designated as Hedging Instrument [Member] | Net Investment Income [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Derivatives designated as hedging instruments |  |  | 3 | 121
Fair Value Hedges [Member] | Designated as Hedging Instrument [Member] | Interest and Debt Expense [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Derivatives designated as hedging instruments |  |  | 5 | (118)
Interest Rate Contracts [Member] | Derivative Instruments Not Designated and Not Qualifying as Hedging Instruments [Member] | Realized Gain (Loss) [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges Gain (Loss) | (319) | (625) | 12 | (1,446)
Interest Rate Contracts [Member] | Cash Flow Hedges [Member] | Designated as Hedging Instrument [Member] | Net Investment Income [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Hedged items | (19) | (58) |  |
Amount of gain or (loss) reclassified from AOCI into income |  |  |  | 1
Interest Rate Contracts [Member] | Cash Flow Hedges [Member] | Designated as Hedging Instrument [Member] | Interest and Debt Expense [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Hedged items | 17 | 60 |  |
Amount of gain or (loss) reclassified from AOCI into income |  |  | 13 | (10)
Interest Rate Contracts [Member] | Fair Value Hedges [Member] | Designated as Hedging Instrument [Member] | Net Investment Income [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Hedged items |  |  | (3) | (121)
Interest Rate Contracts [Member] | Fair Value Hedges [Member] | Designated as Hedging Instrument [Member] | Interest and Debt Expense [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Hedged items |  |  | (5) | 118
Amount of gain or (loss) reclassified from AOCI into income | 7 | (4) |  |
Foreign Currency Contracts [Member] | Derivative Instruments Not Designated and Not Qualifying as Hedging Instruments [Member] | Realized Gain (Loss) [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges Gain (Loss) |  | 2 | (2) | 3
Foreign Currency Contracts [Member] | Cash Flow Hedges [Member] | Designated as Hedging Instrument [Member] | Realized Gain (Loss) [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of gain or (loss) reclassified from AOCI into income |  |  | 3 | 4
Foreign Currency Contracts [Member] | Cash Flow Hedges [Member] | Designated as Hedging Instrument [Member] | Net Investment Income [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of gain or (loss) reclassified from AOCI into income |  |  | 27 | 30
Foreign Currency Contracts [Member] | Fair Value Hedges [Member] | Designated as Hedging Instrument [Member] | Realized Gain (Loss) [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of gain or (loss) reclassified from AOCI into income |  | 1 |  |
Foreign Currency Contracts [Member] | Fair Value Hedges [Member] | Designated as Hedging Instrument [Member] | Net Investment Income [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of gain or (loss) reclassified from AOCI into income | 13 | 17 |  |
Equity Market Contracts [Member] | Derivative Instruments Not Designated and Not Qualifying as Hedging Instruments [Member] | Realized Gain (Loss) [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges Gain (Loss) | 809 | (1,588) | 750 | (1,912)
Commodity Contracts [Member] | Derivative Instruments Not Designated and Not Qualifying as Hedging Instruments [Member] | Realized Gain (Loss) [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges Gain (Loss) |  | 9 | 11 | 9
Credit cContracts [Member] | Derivative Instruments Not Designated and Not Qualifying as Hedging Instruments [Member] | Realized Gain (Loss) [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges Gain (Loss) | (1) |  | (2) |
Reinsurance Related [Member] | Derivative Instruments Not Designated and Not Qualifying as Hedging Instruments [Member] | Realized Gain (Loss) [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges Gain (Loss) | 1 | 248 | (48) | 511
Indexed Annuity And IUL Contracts [Member] | Derivative Instruments Not Designated and Not Qualifying as Hedging Instruments [Member] | Realized Gain (Loss) [Member] |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges Gain (Loss) | $ (1,554) | $ 2,177 | $ (2,266) | $ 2,683

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