v3.26.1
Investments - Securities available for sale in a loss position (Details)
$ in Millions
Jun. 30, 2026
USD ($)
security
Dec. 31, 2025
USD ($)
security
Fair Value    
Less Than 12 Months $ 48,403 $ 26,028
12 Months or More 73,127 77,115
Total 121,530 103,143
Gross Unrealized Losses    
Less Than 12 Months 2,021 1,685
12 Months or More 16,184 15,932
Total $ 18,205 $ 17,617
Number of securities in an unrealized loss position | security 12,677 11,154
Number of individual securities in continuous unrealized loss position for longer than twelve months | security 8,313 8,986
U.S. government and government sponsored entities    
Fair Value    
Less Than 12 Months $ 94 $ 54
12 Months or More 873 875
Total 967 929
Gross Unrealized Losses    
Less Than 12 Months 2 1
12 Months or More 335 328
Total 337 329
Obligations of states, municipalities and political subdivisions    
Fair Value    
Less Than 12 Months 517 407
12 Months or More 2,796 3,303
Total 3,313 3,710
Gross Unrealized Losses    
Less Than 12 Months 56 46
12 Months or More 622 644
Total 678 690
Non-U.S. governments    
Fair Value    
Less Than 12 Months 844 360
12 Months or More 1,816 2,515
Total 2,660 2,875
Gross Unrealized Losses    
Less Than 12 Months 107 32
12 Months or More 504 585
Total 611 617
Corporate debt    
Fair Value    
Less Than 12 Months 30,477 16,178
12 Months or More 51,431 55,136
Total 81,908 71,314
Gross Unrealized Losses    
Less Than 12 Months 1,586 1,351
12 Months or More 13,233 13,002
Total 14,819 14,353
RMBS    
Fair Value    
Less Than 12 Months 4,824 1,949
12 Months or More 4,454 4,146
Total 9,278 6,095
Gross Unrealized Losses    
Less Than 12 Months 108 139
12 Months or More 504 446
Total 612 585
CMBS    
Fair Value    
Less Than 12 Months 1,514 1,023
12 Months or More 4,423 4,785
Total 5,937 5,808
Gross Unrealized Losses    
Less Than 12 Months 22 14
12 Months or More 475 478
Total 497 492
CLO    
Fair Value    
Less Than 12 Months 2,075 2,826
12 Months or More 1,950 658
Total 4,025 3,484
Gross Unrealized Losses    
Less Than 12 Months 27 36
12 Months or More 38 12
Total 65 48
ABS    
Fair Value    
Less Than 12 Months 8,058 3,231
12 Months or More 5,384 5,697
Total 13,442 8,928
Gross Unrealized Losses    
Less Than 12 Months 113 66
12 Months or More 473 437
Total $ 586 $ 503