v3.26.1
Investments (Components of other-than-temporary impairment losses recognized in earnings) (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Debt Securities, Available-for-sale [Line Items]    
Impairment losses (gains) recognized in earnings $ 11 $ 7
Corporate and other bonds    
Debt Securities, Available-for-sale [Line Items]    
Impairment losses (gains) recognized in earnings 8 7
Asset-backed    
Debt Securities, Available-for-sale [Line Items]    
Impairment losses (gains) recognized in earnings $ 3 $ 0