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UNAUDITED CONSOLIDATED QUARTERLY FINANCIAL DATA | 12 Months Ended
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Dec. 31, 2023
Quarterly Financial Information Disclosure [Abstract] |
UNAUDITED CONSOLIDATED QUARTERLY FINANCIAL DATA | UNAUDITED CONSOLIDATED QUARTERLY FINANCIAL DATA In management's opinion, the following quarterly financial information fairly presents the results of operations for such periods and is prepared on a basis consistent with the Company's annual audited financial statements.
(In millions, except for per-share amounts) | March 31, 2023 |  | June 30, 2023 |  | September 30, 2023 |  | December 31, 2023
Net premium income |  | $ | 3,688 |  |  |  |  | $ | 3,573 |  |  |  |  | $ | 3,476 |  |  |  |  | $ | 3,385 |  |
Net investment income |  | 943 |  |  |  |  | 999 |  |  |  |  | 1,004 |  |  |  |  | 865 |  |
Net investment gains (losses) |  | 123 |  |  |  |  | 555 |  |  |  |  | 423 |  |  |  |  | (511) |  |
Other income (loss) |  | 46 |  |  |  |  | 45 |  |  |  |  | 47 |  |  |  |  | 38 |  |
Total revenues |  | 4,800 |  |  |  |  | 5,172 |  |  |  |  | 4,950 |  |  |  |  | 3,777 |  |
Total benefits and expenses |  | 3,458 |  |  |  |  | 3,347 |  |  |  |  | 3,145 |  |  |  |  | 3,488 |  |
Earnings before income taxes |  | 1,342 |  |  |  |  | 1,825 |  |  |  |  | 1,805 |  |  |  |  | 289 |  |
Total income tax |  | 154 |  |  |  |  | 191 |  |  |  |  | 236 |  |  |  |  | 21 |  |
Net earnings |  | $ | 1,188 |  |  |  |  | $ | 1,634 |  |  |  |  | $ | 1,569 |  |  |  |  | $ | 268 |  |
Net earnings per basic share |  | $ | 1.94 |  |  |  |  | $ | 2.72 |  |  |  |  | $ | 2.65 |  |  |  |  | $ | .46 |  |
Net earnings per diluted share |  | 1.94 |  |  |  |  | 2.71 |  |  |  |  | 2.64 |  |  |  |  | .46 |  |
Quarterly amounts may not agree in total to the corresponding annual amounts due to rounding.
(In millions, except for per-share amounts) | March 31, 2022 |  | June 30, 2022 |  | September 30, 2022 |  | December 31, 2022
Net premium income |  | $ | 4,079 |  |  |  |  | $ | 3,764 |  |  |  |  | $ | 3,535 |  |  |  |  | $ | 3,523 |  |
Net investment income |  | 903 |  |  |  |  | 937 |  |  |  |  | 920 |  |  |  |  | 896 |  |
Net investment gains (losses) |  | 122 |  |  |  |  | 564 |  |  |  |  | 199 |  |  |  |  | (521) |  |
Other income (loss) |  | 69 |  |  |  |  | 50 |  |  |  |  | 50 |  |  |  |  | 50 |  |
Total revenues |  | 5,173 |  |  |  |  | 5,315 |  |  |  |  | 4,704 |  |  |  |  | 3,948 |  |
Total benefits and expenses |  | 3,879 |  |  |  |  | 3,607 |  |  |  |  | 3,375 |  |  |  |  | 3,410 |  |
Earnings before income taxes |  | 1,294 |  |  |  |  | 1,708 |  |  |  |  | 1,329 |  |  |  |  | 538 |  |
Total income tax |  | 247 |  |  |  |  | 314 |  |  |  |  | (452) |  |  |  |  | 342 |  |
Net earnings |  | $ | 1,047 |  |  |  |  | $ | 1,394 |  |  |  |  | $ | 1,781 |  |  |  |  | $ | 196 |  |
Net earnings per basic share |  | $ | 1.61 |  |  |  |  | $ | 2.18 |  |  |  |  | $ | 2.83 |  |  |  |  | $ | .32 |  |
Net earnings per diluted share |  | 1.60 |  |  |  |  | 2.17 |  |  |  |  | 2.82 |  |  |  |  | .31 |  |
Quarterly amounts may not agree in total to the corresponding annual amounts due to rounding. Prior-year amounts have been adjusted for the adoption of accounting guidance on January 1, 2023 related to accounting for long-duration insurance contracts.

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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 270 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Publisher FASB -URI https://asc.fasb.org//1943274/2147482964/270-10-50-1B Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 270 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//270/tableOfContent + Details
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