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v3.20.4

Segment Information - Revenues (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | $ 18,565 | $ 18,224 | $ 17,182
Total net investment income |  |  |  |  |  |  |  |  | 1,846 | 1,951 | 1,780
Net realized capital gains (losses) |  |  |  |  |  |  |  |  | (14) | 395 | (112)
Other revenues |  |  |  |  |  |  |  |  | 126 | 170 | 105
Revenues | $ 5,328 | $ 5,171 | $ 5,068 | $ 4,956 | $ 5,361 | $ 5,347 | $ 5,092 | $ 4,940 | 20,523 | 20,740 | 18,955
P&C Personal Lines | AARP Members |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 2,800 | 2,900 | 3,000
Corporate |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 58 | 60 | 32
Total net investment income |  |  |  |  |  |  |  |  | 22 | 66 | 59
Operating Segments | P&C Commercial Lines |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 8,940 | 8,325 | 7,081
Total net investment income |  |  |  |  |  |  |  |  | 1,160 | 1,129 | 997
Operating Segments | P&C Commercial Lines | Workers’ compensation |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 3,034 | 3,314 | 3,341
Operating Segments | P&C Commercial Lines | Liability |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 1,401 | 1,064 | 653
Operating Segments | P&C Commercial Lines | Marine [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 251 | 147 | 0
Operating Segments | P&C Commercial Lines | Package business |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 1,540 | 1,471 | 1,364
Operating Segments | P&C Commercial Lines | Property |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 793 | 728 | 618
Operating Segments | P&C Commercial Lines | Professional liability |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 595 | 447 | 254
Operating Segments | P&C Commercial Lines | Bond |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 274 | 261 | 241
Operating Segments | P&C Commercial Lines | Assumed Reinsurance [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 298 | 180 | 0
Operating Segments | P&C Commercial Lines | Automobile |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 754 | 713 | 610
Operating Segments | P&C Personal Lines |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 3,042 | 3,235 | 3,439
Total net investment income |  |  |  |  |  |  |  |  | 157 | 179 | 155
Operating Segments | P&C Personal Lines | Property |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 961 | 987 | 1,041
Operating Segments | P&C Personal Lines | Automobile |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 2,081 | 2,248 | 2,398
Operating Segments | Property & Casualty Other Operations |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 0 | 2 | 0
Total net investment income |  |  |  |  |  |  |  |  | 55 | 84 | 90
Operating Segments | Group Benefits [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 5,536 | 5,603 | 5,598
Total net investment income |  |  |  |  |  |  |  |  | 448 | 486 | 474
Operating Segments | Group Benefits [Member] | Group disability |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 2,832 | 2,828 | 2,746
Operating Segments | Group Benefits [Member] | Group life |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 2,434 | 2,521 | 2,611
Operating Segments | Group Benefits [Member] | Other |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 270 | 254 | 241
Operating Segments | Hartford Funds |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 989 | 999 | 1,032
Total net investment income |  |  |  |  |  |  |  |  | 4 | 7 | 5
Operating Segments | Hartford Funds | Third party retail customers [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | 903 | 907 | 932
Operating Segments | Hartford Funds | Talcott Resolution [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  | $ 86 | $ 92 | $ 100

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