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v3.23.1

Market Risk Benefits - Balances of and Changes in Market Risk Benefits (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Market Risk Benefit [Roll Forward] |  |  |  |  |
Beginning balance | $ 1,103 | $ 2,901 | $ 2,901 |  | $ 4,829
Issuances | 4 | 8 | 27 |  | 45
Interest accrual and time decay | (26) | (86) | (237) |  | (294)
Reserve increase from attributed fees collected | 189 | 199 | 810 |  | 819
Reserve release for benefit payments and derecognition | (9) | (3) | (29) |  | (8)
Effect of changes in interest rates and bond markets | 504 | (1,454) | (4,193) |  | (1,053)
Effect of changes in equity markets and subaccount performance | (392) | 586 | 2,258 |  | (1,558)
Effect of changes in equity index volatility | (43) | 55 | 205 |  | 73
Actual policyholder behavior different from expected behavior | 7 | 20 | 17 |  | 52
Effect of changes in other future expected assumptions | 0 | 0 | (139) |  | 123
Effect of changes in the instrument-specific credit risk on market risk benefits | (204) | (385) | (517) |  | (127)
Ending balance | 1,133 | 1,841 | 1,103 |  | 2,901
Reconciliation of the gross balances in an asset or liability position: |  |  |  |  |
Asset position | 990 | 742 | 1,015 | [1] | 539
Liability position | (2,123) | (2,583) | (2,118) | [1] | (3,440)
Net asset (liability) position | $ (1,133) | $ (1,841) | $ (1,103) |  | $ (2,901)
Weighted average attained age of contractholders | 68 years | 68 years | 68 years |  | 68 years
Changes in unrealized (gains) losses in net income relating to liabilities held at end of period | $ 59 | $ (868) | $ (2,044) |  | $ (2,502)
Changes in unrealized (gains) losses in other comprehensive income relating to liabilities held at end of period | (204) | (382) | (505) |  | (102)
Death benefits |  |  |  |  |
Reconciliation of the gross balances in an asset or liability position: |  |  |  |  |
Guaranteed benefit amount in excess of current account balances (net amount at risk) | 1,956 | 714 | 2,781 |  | 251
Living benefits |  |  |  |  |
Reconciliation of the gross balances in an asset or liability position: |  |  |  |  |
Guaranteed benefit amount in excess of current account balances (net amount at risk) | 2,836 | 586 | 3,364 |  | 195
Composite (greater of) |  |  |  |  |
Reconciliation of the gross balances in an asset or liability position: |  |  |  |  |
Guaranteed benefit amount in excess of current account balances (net amount at risk) | $ 4,596 | $ 1,274 | 5,830 |  | 441
Previously Reported |  |  |  |  |
Market Risk Benefit [Roll Forward] |  |  |  |  |
Beginning balance |  |  |  |  | 3,084
Reconciliation of the gross balances in an asset or liability position: |  |  |  |  |
Asset position |  |  | 0 |  | 0
Liability position |  |  | $ 0 |  | 0
Net asset (liability) position |  |  |  |  |
Effect of shadow reserve adjustments |  |  |  |  |
Market Risk Benefit [Roll Forward] |  |  |  |  |
Beginning balance |  |  |  |  | (3)
Reconciliation of the gross balances in an asset or liability position: |  |  |  |  |
Net asset (liability) position |  |  |  |  |
Adjustments for the cumulative effect of the changes in instrument-specific credit risk between the original contract issuance date and the transition date |  |  |  |  |
Market Risk Benefit [Roll Forward] |  |  |  |  |
Beginning balance |  |  |  |  | 670
Reconciliation of the gross balances in an asset or liability position: |  |  |  |  |
Net asset (liability) position |  |  |  |  |
Adjustments to the host contract for differences between previous carrying amount and fair value measurement for the MRB under the option-based method of valuation |  |  |  |  |
Market Risk Benefit [Roll Forward] |  |  |  |  |
Beginning balance |  |  |  |  | 20
Reconciliation of the gross balances in an asset or liability position: |  |  |  |  |
Net asset (liability) position |  |  |  |  |
Adjustments for the remaining difference (exclusive of the instrument-specific credit risk change and host contract adjustments) between previous carrying amount and fair value measurements for the MRB |  |  |  |  |
Market Risk Benefit [Roll Forward] |  |  |  |  |
Beginning balance |  |  |  |  | $ 1,058
Reconciliation of the gross balances in an asset or liability position: |  |  |  |  |
Net asset (liability) position |  |  |  |  |
[1] | Certain prior period amounts have been restated. See Note 3 for more information.

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