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CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Millions | Total | Common Shares | Additional Paid-In Capital | Retained Earnings | Treasury Shares | Accumulated Other Comprehensive Income (Loss) | Cumulative effect of adoption of long-duration contracts guidance | Cumulative effect of adoption of long-duration contracts guidance Retained Earnings | Cumulative effect of adoption of long-duration contracts guidance Accumulated Other Comprehensive Income (Loss)
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Dec. 31, 2020 |  |  |  | 116,765,613 |  |  |  |  |  |  |
Beginning balance at Dec. 31, 2020 |  | $ 6,131 |  | $ 3 | $ 8,822 | $ 15,292 | $ (18,879) | $ 893 | $ (1,897) | $ (860) | $ (1,037)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |
Net income |  | 3,417 | [1],[2] |  |  | 3,417 |  |  |  |  |
Other comprehensive income (loss), net of tax |  | (498) | [3] |  |  |  |  | (498) |  |  |
Dividends to shareholders |  | (527) |  |  |  | (527) |  |  |  |  |
Repurchase of common shares (in shares) |  |  |  | (8,744,127) |  |  |  |  |  |  |
Repurchase of common shares |  | (2,222) |  |  |  |  | (2,222) |  |  |  |
Share-based compensation plans (in shares) |  |  |  | 2,839,524 |  |  |  |  |  |  |
Share-based compensation plans |  | 433 |  |  | 398 |  | 35 |  |  |  |
Ending balance (in shares) at Dec. 31, 2021 | [4] |  |  | 110,861,010 |  |  |  |  |  |  |
Ending balance at Dec. 31, 2021 | [4] | 4,837 |  | $ 3 | 9,220 | 17,322 | (21,066) | (642) |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |
Net income |  | 3,149 | [1],[2] |  |  | 3,149 |  |  |  |  |
Other comprehensive income (loss), net of tax |  | (1,904) | [3] |  |  |  |  | (1,904) |  |  |
Dividends to shareholders |  | (553) |  |  |  | (553) |  |  |  |  |
Repurchase of common shares (in shares) |  |  |  | (7,371,332) |  |  |  |  |  |  |
Repurchase of common shares |  | (2,095) |  |  |  |  | (2,095) |  |  |  |
Share-based compensation plans (in shares) |  |  |  | 1,789,312 |  |  |  |  |  |  |
Share-based compensation plans |  | 369 |  |  | 297 |  | 72 |  |  |  |
Ending balance (in shares) at Dec. 31, 2022 | [4] |  |  | 105,278,990 |  |  |  |  |  |  |
Ending balance at Dec. 31, 2022 | [4] | 3,803 | [5] | $ 3 | 9,517 | 19,918 | (23,089) | (2,546) |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |
Net income |  | 2,556 |  |  |  | 2,556 |  |  |  |  |
Other comprehensive income (loss), net of tax |  | 780 |  |  |  |  |  | 780 |  |  |
Dividends to shareholders |  | (569) |  |  |  | (569) |  |  |  |  |
Repurchase of common shares (in shares) |  |  |  | (6,659,042) |  |  |  |  |  |  |
Repurchase of common shares |  | (2,212) |  |  |  |  | (2,212) |  |  |  |
Share-based compensation plans (in shares) |  |  |  | 1,553,264 |  |  |  |  |  |  |
Share-based compensation plans |  | 371 |  |  | 307 |  | 64 |  |  |  |
Ending balance (in shares) at Dec. 31, 2023 |  |  |  | 100,173,212 |  |  |  |  |  |  |
Ending balance at Dec. 31, 2023 |  | $ 4,729 |  | $ 3 | $ 9,824 | $ 21,905 | $ (25,237) | $ (1,766) |  |  |
[1] | Certain prior period amounts have been restated. See Note 3 for more information.
[2] | Certain prior period amounts have been restated. See Note 3 for more information.
[3] | Certain prior period amounts have been restated. See Note 3 for more information.
[4] | Certain prior period amounts have been restated. See Note 3 for more information.
[5] | Certain prior period amounts have been restated. See Note 3 for more information.

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