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v3.23.1

Consolidated Statements of Shareholders' Equity (Parentheticals) - USD ($) shares in Millions, $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2022 | Dec. 31, 2021
Treasury shares held in trust (in shares) |  | 1 |  |  |  | 1 | 1
Treasury shares held in trust |  | $ 29 |  |  |  | $ 29 | $ 29
Common stock |  | 17 |  |  |  | 18 | 17
Reduction to retained earnings as a result of new accounting standard adoption |  | $ (69,701) |  | $ (64,170) |  | (71,769) | (74,841)
Accounting Standards Update [Extensible List] |  | Accounting Standards Update 2018-12 |  | ASU 2016-13 |  |  |
Retained Earnings |  |  |  |  |  |  |
Reduction to retained earnings as a result of new accounting standard adoption |  | $ (49,640) |  | $ (45,108) |  | $ (56,398) | $ (54,997)
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
Reduction to retained earnings as a result of new accounting standard adoption |  | $ 766 | [1] | 3 | [2] |  |
Cumulative Effect, Period of Adoption, Adjustment | Retained Earnings |  |  |  |  |  |  |
Reduction to retained earnings as a result of new accounting standard adoption | [2] |  |  | 3 |  |  |
Cumulative Effect, Period of Adoption, Adjustment | Retained Earnings | ASU 2016-13 |  |  |  |  |  |  |
Reduction to retained earnings as a result of new accounting standard adoption |  |  |  | $ 3 |  |  |
[1] | Reflects the adoption of ASU 2018-12, Targeted Improvements to the Accounting for Long-Duration Contracts (Topic 944) during the year ended December 31, 2021. See Note 8 ‘‘Other Insurance Liabilities and Separate Accounts’’ for additional information.
[2] | Reflects the adoption of Accounting Standards Update (“ASU”) 2016-13, Financial Instruments - Credit Losses (Topic 326), which resulted in a reduction to retained earnings of $3 million during the year ended December 31, 2020.

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