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v3.25.2

Investments - Unrealized Loss Position (Details) $ in Millions | Jun. 30, 2025 USD ($) security | Dec. 31, 2024 USD ($) security
--- | --- | ---
Number of Securities |  |
Number of Securities, Less than 12 months | security | 1,528 | 4,502
Number of Securities, Greater than 12 months | security | 3,068 | 4,174
Number of Securities | security | 4,596 | 8,676
Fair Value |  |
Fair Value, Less than 12 months | $ 2,510 | $ 7,506
Fair Value, Greater than 12 months | 4,137 | 5,734
Fair Value | 6,647 | 13,240
Unrealized Losses |  |
Unrealized Losses, Less than 12 months | 53 | 127
Unrealized Losses, Greater than 12 months | 396 | 580
Unrealized Losses | $ 449 | $ 707
U.S. government securities |  |
Number of Securities |  |
Number of Securities, Less than 12 months | security | 46 | 266
Number of Securities, Greater than 12 months | security | 92 | 155
Number of Securities | security | 138 | 421
Fair Value |  |
Fair Value, Less than 12 months | $ 111 | $ 1,053
Fair Value, Greater than 12 months | 189 | 394
Fair Value | 300 | 1,447
Unrealized Losses |  |
Unrealized Losses, Less than 12 months | 4 | 18
Unrealized Losses, Greater than 12 months | 7 | 20
Unrealized Losses | $ 11 | $ 38
States, municipalities and political subdivisions |  |
Number of Securities |  |
Number of Securities, Less than 12 months | security | 40 | 100
Number of Securities, Greater than 12 months | security | 95 | 137
Number of Securities | security | 135 | 237
Fair Value |  |
Fair Value, Less than 12 months | $ 86 | $ 181
Fair Value, Greater than 12 months | 140 | 201
Fair Value | 226 | 382
Unrealized Losses |  |
Unrealized Losses, Less than 12 months | 3 | 3
Unrealized Losses, Greater than 12 months | 9 | 15
Unrealized Losses | $ 12 | $ 18
U.S. corporate securities |  |
Number of Securities |  |
Number of Securities, Less than 12 months | security | 911 | 3,119
Number of Securities, Greater than 12 months | security | 1,931 | 2,602
Number of Securities | security | 2,842 | 5,721
Fair Value |  |
Fair Value, Less than 12 months | $ 1,217 | $ 4,144
Fair Value, Greater than 12 months | 2,553 | 3,395
Fair Value | 3,770 | 7,539
Unrealized Losses |  |
Unrealized Losses, Less than 12 months | 32 | 64
Unrealized Losses, Greater than 12 months | 251 | 348
Unrealized Losses | $ 283 | $ 412
Foreign securities |  |
Number of Securities |  |
Number of Securities, Less than 12 months | security | 266 | 599
Number of Securities, Greater than 12 months | security | 433 | 616
Number of Securities | security | 699 | 1,215
Fair Value |  |
Fair Value, Less than 12 months | $ 423 | $ 810
Fair Value, Greater than 12 months | 622 | 874
Fair Value | 1,045 | 1,684
Unrealized Losses |  |
Unrealized Losses, Less than 12 months | 9 | 21
Unrealized Losses, Greater than 12 months | 49 | 90
Unrealized Losses | $ 58 | $ 111
Residential mortgage-backed securities |  |
Number of Securities |  |
Number of Securities, Less than 12 months | security | 53 | 89
Number of Securities, Greater than 12 months | security | 328 | 361
Number of Securities | security | 381 | 450
Fair Value |  |
Fair Value, Less than 12 months | $ 158 | $ 267
Fair Value, Greater than 12 months | 303 | 342
Fair Value | 461 | 609
Unrealized Losses |  |
Unrealized Losses, Less than 12 months | 1 | 5
Unrealized Losses, Greater than 12 months | 39 | 49
Unrealized Losses | $ 40 | $ 54
Commercial mortgage-backed securities |  |
Number of Securities |  |
Number of Securities, Less than 12 months | security | 77 | 186
Number of Securities, Greater than 12 months | security | 144 | 237
Number of Securities | security | 221 | 423
Fair Value |  |
Fair Value, Less than 12 months | $ 243 | $ 628
Fair Value, Greater than 12 months | 286 | 464
Fair Value | 529 | 1,092
Unrealized Losses |  |
Unrealized Losses, Less than 12 months | 2 | 11
Unrealized Losses, Greater than 12 months | 39 | 56
Unrealized Losses | $ 41 | $ 67
Other asset-backed securities |  |
Number of Securities |  |
Number of Securities, Less than 12 months | security | 135 | 139
Number of Securities, Greater than 12 months | security | 41 | 62
Number of Securities | security | 176 | 201
Fair Value |  |
Fair Value, Less than 12 months | $ 272 | $ 414
Fair Value, Greater than 12 months | 38 | 58
Fair Value | 310 | 472
Unrealized Losses |  |
Unrealized Losses, Less than 12 months | 2 | 5
Unrealized Losses, Greater than 12 months | 2 | 2
Unrealized Losses | $ 4 | $ 7
Redeemable preferred securities |  |
Number of Securities |  |
Number of Securities, Less than 12 months | security | 0 | 4
Number of Securities, Greater than 12 months | security | 4 | 4
Number of Securities | security | 4 | 8
Fair Value |  |
Fair Value, Less than 12 months | $ 0 | $ 9
Fair Value, Greater than 12 months | 6 | 6
Fair Value | 6 | 15
Unrealized Losses |  |
Unrealized Losses, Less than 12 months | 0 | 0
Unrealized Losses, Greater than 12 months | 0 | 0
Unrealized Losses | $ 0 | $ 0

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