v3.25.2
Investments - Net Investment Income (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Schedule of Investment Income, Reported Amounts, by Category [Line Items]          
Gross investment income $ 454 $ 389 $ 887 $ 781  
Less: investment expense 20 16 40 32  
Net investment income 434 373 847 749  
Financing Receivable, Excluding Accrued Interest, Nonaccrual 0   0   $ 24
Fixed maturities          
Schedule of Investment Income, Reported Amounts, by Category [Line Items]          
Gross investment income 352 303 703 607  
Financing Receivable, Excluding Accrued Interest, Nonaccrual 11   11   $ 9
Equity securities          
Schedule of Investment Income, Reported Amounts, by Category [Line Items]          
Gross investment income 2 2 3 3  
Mortgage loans on real estate          
Schedule of Investment Income, Reported Amounts, by Category [Line Items]          
Gross investment income 56 47 111 95  
Policy loans          
Schedule of Investment Income, Reported Amounts, by Category [Line Items]          
Gross investment income 2 2 4 4  
Short-term investments and cash equivalents          
Schedule of Investment Income, Reported Amounts, by Category [Line Items]          
Gross investment income 3 2 7 5  
Other          
Schedule of Investment Income, Reported Amounts, by Category [Line Items]          
Gross investment income $ 39 $ 33 $ 59 $ 67