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v3.23.1

Equity (Schedule of Reclassifications out of AOCI) (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Income Tax Expense (Benefit) |  | $ (98) | $ (70) |  |
Net income |  | 252 | 197 | $ 517 | $ 1,170
Unrealized Appreciation Depreciation Of Investments [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Investment related gains (losses), net |  | (87) | (35) |  |
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest |  | (88) | (36) |  |
Income Tax Expense (Benefit) |  | 18 | 7 |  |
Net income |  | (70) | (29) |  |
Amortization Of Unrealized Pension And Postretirement Benefits [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Prior service cost | [1] | 0 | 0 |  |
Actuarial gains/(losses) | [1] | (1) | (1) |  |
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest |  | (1) | (1) |  |
Income Tax Expense (Benefit) |  | 0 | 0 |  |
Net income |  | (1) | (1) |  |
Amounts Reclassified From AOCI [Member] |  |  |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |
Net income |  | (71) | (30) |  |
Currency Swap [Member] | 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] |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | [2] | (3) | (1) |  |
Interest Rate Options [Member] | 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] |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | [2] | $ 2 | $ 0 |  |
[1] | This AOCI component is included in the computation of the net periodic pension cost. See Note 15 – “Employee Benefit Plans” for additional details.
[2] | See Note 12 – “Derivative Instruments” for additional information on cash flow hedges.

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