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v3.24.0.1

Segment Information (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 USD ($) segment industry | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Segment Reporting Information |  |  |
Earned premiums | $ 7,958 | $ 7,225 | $ 6,478
Fee revenues | 21 | 14 | 15
Other | 13 | 10 | 10
Investment income, net of expenses | 894 | 781 | 714
Total revenues | 10,013 | 6,563 | 9,626
Total income (loss) before income taxes | 2,276 | (694) | 3,698
Total assets | $ 32,769 | 29,732 |
Number of Industries Operated In | industry | 2 |  |
Number of Insurance Segments | segment | 4 |  |
Life Insurance Segment |  |  |
Segment Reporting Information |  |  |
Earned premiums | $ 313 | 301 | 294
Operating Segments |  |  |
Segment Reporting Information |  |  |
Total assets | 5,294 | 5,178 |
Operating Segments | Commercial Insurance |  |  |
Segment Reporting Information |  |  |
Earned premiums | 4,264 | 4,024 | 3,674
Fee revenues | 4 | 4 | 4
Total revenues | 4,268 | 4,028 | 3,678
Income (loss) before income taxes | 168 | 38 | 598
Operating Segments | Commercial Insurance | Commercial Casualty Line |  |  |
Segment Reporting Information |  |  |
Earned premiums | 1,481 | 1,416 | 1,270
Operating Segments | Commercial Insurance | Commercial Property Segment |  |  |
Segment Reporting Information |  |  |
Earned premiums | 1,264 | 1,136 | 1,043
Operating Segments | Commercial Insurance | Commercial Auto Line |  |  |
Segment Reporting Information |  |  |
Earned premiums | 862 | 842 | 794
Operating Segments | Commercial Insurance | Workers' Compensation Line |  |  |
Segment Reporting Information |  |  |
Earned premiums | 277 | 284 | 268
Operating Segments | Commercial Insurance | Other Commercial Lines |  |  |
Segment Reporting Information |  |  |
Earned premiums | 380 | 346 | 299
Operating Segments | Personal Insurance |  |  |
Segment Reporting Information |  |  |
Earned premiums | 2,044 | 1,689 | 1,542
Fee revenues | 4 | 4 | 4
Total revenues | 2,048 | 1,693 | 1,546
Income (loss) before income taxes | (4) | 18 | 97
Operating Segments | Personal Insurance | Personal Auto |  |  |
Segment Reporting Information |  |  |
Earned premiums | 721 | 626 | 609
Operating Segments | Personal Insurance | Homeowner |  |  |
Segment Reporting Information |  |  |
Earned premiums | 1,044 | 829 | 726
Operating Segments | Personal Insurance | Other Personal Lines |  |  |
Segment Reporting Information |  |  |
Earned premiums | 279 | 234 | 207
Operating Segments | Excess and Surplus Lines Insurance |  |  |
Segment Reporting Information |  |  |
Earned premiums | 542 | 485 | 398
Fee revenues | 3 | 2 | 2
Total revenues | 545 | 487 | 400
Income (loss) before income taxes | 54 | 48 | 44
Operating Segments | Life Insurance Segment |  |  |
Segment Reporting Information |  |  |
Earned premiums | 313 | 301 | 294
Fee revenues | 10 | 4 | 5
Total revenues | 323 | 305 | 299
Income (loss) before income taxes | 41 | 27 | 12
Total assets | 1,562 | 1,518 |
Operating Segments | Investments Segment |  |  |
Segment Reporting Information |  |  |
Investment income, net of expenses | 894 | 781 | 714
Investment gains and losses, net | 1,127 | (1,467) | 2,409
Total revenues | 2,021 | (686) | 3,123
Income (loss) before income taxes | 1,900 | (795) | 3,018
Total assets | 24,999 | 22,133 |
Corporate, Non-Segment |  |  |
Segment Reporting Information |  |  |
Earned premiums | 795 | 726 | 570
Other | 13 | 10 | 10
Total revenues | 808 | 736 | 580
Income (loss) before income taxes | 117 | (30) | $ (71)
Total assets | $ 914 | $ 903 |

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