v3.25.1
Investments (Components of other-than-temporary impairment losses recognized in earnings) (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Debt Securities, Available-for-sale [Line Items]    
Impairment losses (gains) recognized in earnings $ 7 $ 14
Corporate and other bonds    
Debt Securities, Available-for-sale [Line Items]    
Impairment losses (gains) recognized in earnings 7 9
Asset-backed    
Debt Securities, Available-for-sale [Line Items]    
Impairment losses (gains) recognized in earnings $ 0 $ 5