v3.26.1
Investments (Continuous Gross Unrealized Losses for Fixed Maturity Securities Available For Sale) Details (Details)
$ in Millions
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months Estimated Fair Value $ 41,475 $ 18,102
Less than 12 months Gross Unrealized Loss $ 752 $ 272
Total number of securities in an unrealized loss position less than 12 months 5,973 2,778
Equal to or Greater than 12 Months Estimated Fair Value $ 55,518 $ 59,504
Equal to or Greater than 12 Months Gross Unrealized Loss $ 11,305 $ 10,487
Total number of securities in an unrealized loss position equal or greater than 12 months 5,520 5,880
U.S. corporate    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months Estimated Fair Value $ 12,405 $ 4,208
Less than 12 months Gross Unrealized Loss 270 80
Equal to or Greater than 12 Months Estimated Fair Value 19,477 20,765
Equal to or Greater than 12 Months Gross Unrealized Loss 3,093 2,763
RMBS    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months Estimated Fair Value 6,767 1,728
Less than 12 months Gross Unrealized Loss 67 17
Equal to or Greater than 12 Months Estimated Fair Value 7,942 9,165
Equal to or Greater than 12 Months Gross Unrealized Loss 1,317 1,348
U.S. government and agency    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months Estimated Fair Value 5,965 6,209
Less than 12 months Gross Unrealized Loss 106 57
Equal to or Greater than 12 Months Estimated Fair Value 10,083 10,238
Equal to or Greater than 12 Months Gross Unrealized Loss 3,417 3,241
Foreign corporate    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months Estimated Fair Value 5,937 1,211
Less than 12 months Gross Unrealized Loss 184 69
Equal to or Greater than 12 Months Estimated Fair Value 10,629 11,682
Equal to or Greater than 12 Months Gross Unrealized Loss 2,396 2,126
ABS & CLO    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months Estimated Fair Value 7,641 3,570
Less than 12 months Gross Unrealized Loss 73 22
Equal to or Greater than 12 Months Estimated Fair Value 2,452 2,534
Equal to or Greater than 12 Months Gross Unrealized Loss 184 169
Municipals    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months Estimated Fair Value 663 588
Less than 12 months Gross Unrealized Loss 14 14
Equal to or Greater than 12 Months Estimated Fair Value 2,037 1,961
Equal to or Greater than 12 Months Gross Unrealized Loss 512 482
CMBS    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months Estimated Fair Value 1,069 421
Less than 12 months Gross Unrealized Loss 10 9
Equal to or Greater than 12 Months Estimated Fair Value 1,881 2,081
Equal to or Greater than 12 Months Gross Unrealized Loss 191 199
Foreign government    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months Estimated Fair Value 1,028 167
Less than 12 months Gross Unrealized Loss 28 4
Equal to or Greater than 12 Months Estimated Fair Value 1,017 1,078
Equal to or Greater than 12 Months Gross Unrealized Loss 195 159
Investment Grade    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months Estimated Fair Value 39,430 17,172
Less than 12 months Gross Unrealized Loss 682 232
Equal to or Greater than 12 Months Estimated Fair Value 54,365 58,276
Equal to or Greater than 12 Months Gross Unrealized Loss 11,177 10,396
Below Investment Grade    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months Estimated Fair Value 2,045 930
Less than 12 months Gross Unrealized Loss 70 40
Equal to or Greater than 12 Months Estimated Fair Value 1,153 1,228
Equal to or Greater than 12 Months Gross Unrealized Loss $ 128 $ 91