v3.26.1
Investments (Other Invested Assets) (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Other Invested Assets [Line Items]    
Other invested assets [1] $ 27,792 $ 27,294
LPs/LLCs    
Other Invested Assets [Line Items]    
Other invested assets 20,318 20,124
Real estate-related | Mortgage Debt    
Other Invested Assets [Line Items]    
Other invested assets 218 217
Real estate held through direct ownership    
Other Invested Assets [Line Items]    
Other invested assets 1,927 1,888
Alternative assets    
Other Invested Assets [Line Items]    
Other invested assets 22,245 22,012
Credit-like instruments    
Other Invested Assets [Line Items]    
Other invested assets 2,460 1,929
Derivative instruments    
Other Invested Assets [Line Items]    
Other invested assets 1,459 1,667
Other    
Other Invested Assets [Line Items]    
Other invested assets 1,628 1,686
Equity method | LPs/LLCs    
Other Invested Assets [Line Items]    
Other invested assets 16,821 16,502
Equity method | Private equity | LPs/LLCs    
Other Invested Assets [Line Items]    
Other invested assets 10,897 10,832
Equity method | Hedge funds | LPs/LLCs    
Other Invested Assets [Line Items]    
Other invested assets 2,976 2,909
Equity method | Real estate-related | LPs/LLCs    
Other Invested Assets [Line Items]    
Other invested assets 2,948 2,761
Fair Value    
Other Invested Assets [Line Items]    
Other invested assets 93 93
Fair Value | LPs/LLCs    
Other Invested Assets [Line Items]    
Other invested assets 3,497 3,622
Fair Value | Private equity | LPs/LLCs    
Other Invested Assets [Line Items]    
Other invested assets 780 848
Fair Value | Hedge funds | LPs/LLCs    
Other Invested Assets [Line Items]    
Other invested assets 1,913 1,964
Fair Value | Real estate-related | LPs/LLCs    
Other Invested Assets [Line Items]    
Other invested assets $ 804 $ 810
[1] See Note 4 for details of balances associated with variable interest entities.