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Equity (Schedule of Reclassifications out of AOCI) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest |  | $ 482 | $ 195 | $ 668 | $ 99
Income Tax Expense (Benefit) |  | (138) | (37) | (185) | (29)
Net income |  | 344 | 158 | 483 | 70
Unrealized Appreciation Depreciation Of Investments [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest |  | 41 | 141 | 154 | 0
Income Tax Expense (Benefit) |  | (9) | (29) | (33) | (2)
Net income |  | 32 | 112 | 121 | (2)
Unrealized Appreciation Depreciation Of Investments [Member] | Unrealized Gains Losses On Available For Sale Securities [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Investment related gains (losses), net |  | 26 | 11 | 183 | (28)
Unrealized Appreciation Depreciation Of Investments [Member] | Interest Rate Swap [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | [1] | 0 | (1) | (2) | (1)
Unrealized Appreciation Depreciation Of Investments [Member] | Currency Swap [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | [1] | (4) | 0 | (4) | 0
Unrealized Appreciation Depreciation Of Investments [Member] | DAC Attributed To Unrealized Gains Losses [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Deferred policy acquisition costs attributed to unrealized gains and losses | [2] | 19 | 131 | 23 | 29
Amortization Of Unrealized Pension And Postretirement Benefits [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest |  | (2) | (1) | (3) | (2)
Income Tax Expense (Benefit) |  | 1 |  | 1 |
Net income |  | (1) | (1) | (2) | (2)
Amounts Reclassified From AOCI [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Net income |  | 31 | 111 | 119 | (4)
Prior Service Cost [Member] | Amortization Of Unrealized Pension And Postretirement Benefits [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Prior service cost | [3] | 1 | 1 | 1 | 1
Actuarial Gains Losses [Member] | Amortization Of Unrealized Pension And Postretirement Benefits [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Actuarial gains/(losses) | [3] | $ (3) | $ (2) | $ 4 | $ (3)
[1] | See Note 5 – “Derivative Instruments” for additional information on cash flow hedges.
[2] | This AOCI component is included in the computation of the deferred policy acquisition cost. See Note 8 – “Deferred Policy Acquisition Costs” of the 2020 Annual Report for additional details.
[3] | This AOCI component is included in the computation of the net periodic pension cost. See Note 10 – “Employee Benefit Plans” for additional details.

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