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Shares And Stockholders' Equity (Schedule of Reclassifications Out Of AOCI) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Total realized gain (loss) | $ 522 | $ (2) | $ 551 | $ (182)
Net investment income | 1,369 | 1,584 | 2,781 | 3,094
Interest and debt expense | (68) | (65) | (134) | (131)
Commissions and other expenses | (1,127) | (1,326) | (2,362) | (2,556)
Income (loss) from continuing operations before taxes | 269 | 772 | 361 | 1,034
Income tax benefit (expense) | (31) | (130) | (20) | (167)
Net income (loss) | $ 238 | $ 642 | 341 | 867
Unrealized Gain (Loss) on AFS Securities [Member] |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Total realized gain (loss) |  |  | (4) | (2)
Income (loss) from continuing operations before taxes |  |  | (10) | (11)
Income tax benefit (expense) |  |  | 2 | 2
Net income (loss) |  |  | (8) | (9)
Unrealized Gain (Loss) on AFS Securities [Member] | Associated amortization of DAC, VOBA, DSI and DFEL [Member] |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Total realized gain (loss) |  |  | (6) | (9)
Unrealized Gain (Loss) on Derivative Instruments [Member] |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Nonoperating income expense |  |  | 25 | 8
Income (loss) from continuing operations before taxes |  |  | 24 | 7
Income tax benefit (expense) |  |  | (5) | (1)
Net income (loss) |  |  | 19 | 6
Unrealized Gain (Loss) on Derivative Instruments [Member] | Interest Rate Contracts [Member] |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Net investment income |  |  | 1 | 1
Interest and debt expense |  |  | (10) | (12)
Unrealized Gain (Loss) on Derivative Instruments [Member] | Foreign currency contracts [Member] |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Total realized gain (loss) |  |  | 4 | (2)
Net investment income |  |  | 30 | 21
Unrealized Gain (Loss) on Derivative Instruments [Member] | Associated amortization of DAC, VOBA, DSI and DFEL [Member] |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Commissions and other expenses |  |  | $ (1) | $ (1)

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