v3.26.1
Investments (Fixed Maturity Securities - Narrative) (Details)
$ in Millions
6 Months Ended
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Debt Securities, Available-for-sale [Line Items]        
Fixed maturity securities, at estimated fair value $ 80,823   $ 82,014  
Fixed maturity securities, allowance for credit losses $ 64 $ 67 64 $ 81
Fixed maturity securities with allowance for credit losses, number of securities 21      
Fixed maturity securities, total write-offs $ 0 $ 33    
Fixed maturity securities        
Debt Securities, Available-for-sale [Line Items]        
Accrued interest receivable 669   671  
Non-Income Producing        
Debt Securities, Available-for-sale [Line Items]        
Fixed maturity securities, at estimated fair value $ 10   $ 14