v3.26.3
Investments - Gross unrealized losses on securities by investment category and length of time that have been in a continuous unrealized loss position (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Total fixed maturities    
Available for sale securities in a continuous unrealized loss position    
Unrealized loss - less than twelve months $ (253) $ (7)
Fair value - less than twelve months $ 6,914 $ 909
Fair value as percentage of cost - less than twelve months 96.00% 99.00%
Unrealized Loss - twelve months or more $ (255) $ (186)
Fair Value - twelve months or more $ 2,190 $ 3,133
Fair value as percentage of cost - twelve months or more 90.00% 94.00%
U.S. government and government agencies    
Available for sale securities in a continuous unrealized loss position    
Unrealized loss - less than twelve months $ (4) $ 0
Fair value - less than twelve months $ 103 $ 15
Fair value as percentage of cost - less than twelve months 96.00% 100.00%
Unrealized Loss - twelve months or more $ 0 $ 0
Fair Value - twelve months or more $ 24 $ 44
Fair value as percentage of cost - twelve months or more 100.00% 100.00%
States, municipalities and political subdivisions    
Available for sale securities in a continuous unrealized loss position    
Unrealized loss - less than twelve months $ (29) $ 0
Fair value - less than twelve months $ 390 $ 47
Fair value as percentage of cost - less than twelve months 93.00% 100.00%
Unrealized Loss - twelve months or more $ (42) $ (26)
Fair Value - twelve months or more $ 235 $ 426
Fair value as percentage of cost - twelve months or more 85.00% 94.00%
Foreign government    
Available for sale securities in a continuous unrealized loss position    
Unrealized loss - less than twelve months $ (2) $ 0
Fair value - less than twelve months $ 188 $ 52
Fair value as percentage of cost - less than twelve months 99.00% 100.00%
Unrealized Loss - twelve months or more $ 0 $ 0
Fair Value - twelve months or more $ 8 $ 5
Fair value as percentage of cost - twelve months or more 100.00% 100.00%
Residential MBS    
Available for sale securities in a continuous unrealized loss position    
Unrealized loss - less than twelve months $ (115) $ (4)
Fair value - less than twelve months $ 2,481 $ 186
Fair value as percentage of cost - less than twelve months 96.00% 98.00%
Unrealized Loss - twelve months or more $ (151) $ (99)
Fair Value - twelve months or more $ 792 $ 914
Fair value as percentage of cost - twelve months or more 84.00% 90.00%
Collateralized loan obligations    
Available for sale securities in a continuous unrealized loss position    
Unrealized loss - less than twelve months $ (1) $ 0
Fair value - less than twelve months $ 246 $ 124
Fair value as percentage of cost - less than twelve months 100.00% 100.00%
Unrealized Loss - twelve months or more $ (3) $ (3)
Fair Value - twelve months or more $ 105 $ 147
Fair value as percentage of cost - twelve months or more 97.00% 98.00%
Other asset-backed securities    
Available for sale securities in a continuous unrealized loss position    
Unrealized loss - less than twelve months $ (42) $ (1)
Fair value - less than twelve months $ 1,484 $ 311
Fair value as percentage of cost - less than twelve months 97.00% 100.00%
Unrealized Loss - twelve months or more $ (38) $ (37)
Fair Value - twelve months or more $ 598 $ 803
Fair value as percentage of cost - twelve months or more 94.00% 96.00%
Corporate and other    
Available for sale securities in a continuous unrealized loss position    
Unrealized loss - less than twelve months $ (60) $ (2)
Fair value - less than twelve months $ 2,022 $ 174
Fair value as percentage of cost - less than twelve months 97.00% 99.00%
Unrealized Loss - twelve months or more $ (21) $ (21)
Fair Value - twelve months or more $ 428 $ 794
Fair value as percentage of cost - twelve months or more 95.00% 97.00%