v3.25.4
Investments - Fair Value and Gross Unrealized Losses in a Continuous Unrealized Loss Position (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2025
USD ($)
security
Dec. 31, 2024
USD ($)
security
Fair Value    
Less Than or Equal to Twelve Months $ 13,038 $ 21,106
Greater Than Twelve Months 36,491 35,528
Total 49,529 56,634
Gross Unrealized Losses    
Less Than or Equal to Twelve Months 1,325 1,524
Greater Than Twelve Months 4,939 6,262
Total $ 6,264 $ 7,786
Total number of fixed maturity AFS securities in an unrealized loss position | security 5,738 6,645
Unrealized holding losses arising during the period $ 12 $ 23
Corporate bonds    
Fair Value    
Less Than or Equal to Twelve Months 8,529 16,388
Greater Than Twelve Months 30,458 29,045
Total 38,987 45,433
Gross Unrealized Losses    
Less Than or Equal to Twelve Months 1,225 1,290
Greater Than Twelve Months 4,315 5,414
Total 5,540 6,704
U.S. government bonds    
Fair Value    
Less Than or Equal to Twelve Months 427 85
Greater Than Twelve Months 36 224
Total 463 309
Gross Unrealized Losses    
Less Than or Equal to Twelve Months 27 3
Greater Than Twelve Months 5 37
Total 32 40
State and municipal bonds    
Fair Value    
Less Than or Equal to Twelve Months 143 652
Greater Than Twelve Months 944 721
Total 1,087 1,373
Gross Unrealized Losses    
Less Than or Equal to Twelve Months 26 61
Greater Than Twelve Months 205 209
Total 231 270
Foreign government bonds    
Fair Value    
Less Than or Equal to Twelve Months 6 29
Greater Than Twelve Months 135 118
Total 141 147
Gross Unrealized Losses    
Less Than or Equal to Twelve Months 1 5
Greater Than Twelve Months 49 51
Total 50 56
RMBS    
Fair Value    
Less Than or Equal to Twelve Months 154 658
Greater Than Twelve Months 803 724
Total 957 1,382
Gross Unrealized Losses    
Less Than or Equal to Twelve Months 7 29
Greater Than Twelve Months 101 133
Total 108 162
CMBS    
Fair Value    
Less Than or Equal to Twelve Months 408 475
Greater Than Twelve Months 956 777
Total 1,364 1,252
Gross Unrealized Losses    
Less Than or Equal to Twelve Months 8 29
Greater Than Twelve Months 79 106
Total 87 135
ABS    
Fair Value    
Less Than or Equal to Twelve Months 3,354 2,801
Greater Than Twelve Months 3,105 3,826
Total 6,459 6,627
Gross Unrealized Losses    
Less Than or Equal to Twelve Months 30 106
Greater Than Twelve Months 180 303
Total 210 409
Hybrid and redeemable preferred securities    
Fair Value    
Less Than or Equal to Twelve Months 17 18
Greater Than Twelve Months 54 93
Total 71 111
Gross Unrealized Losses    
Less Than or Equal to Twelve Months 1 1
Greater Than Twelve Months 5 9
Total $ 6 $ 10