XML 78 R66.htm IDEA: XBRL DOCUMENT v3.24.1.1.u2
Investments - Interest and Investment Income (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Schedule of Investments [Line Items]    
Gross investment income $ 780 $ 673
Investment expense (70) (62)
Interest and investment income 710 611
Fixed maturity securities, available-for-sale    
Schedule of Investments [Line Items]    
Gross investment income 534 447
Equity securities    
Schedule of Investments [Line Items]    
Gross investment income 10 8
Preferred securities    
Schedule of Investments [Line Items]    
Gross investment income 8 13
Mortgage loans    
Schedule of Investments [Line Items]    
Gross investment income 66 51
Invested cash and short-term investments    
Schedule of Investments [Line Items]    
Gross investment income 47 33
Limited partnerships    
Schedule of Investments [Line Items]    
Limited partnerships 54 57
Tax deferred property exchange income    
Schedule of Investments [Line Items]    
Gross investment income 32 45
Other investments    
Schedule of Investments [Line Items]    
Gross investment income $ 29 $ 19