v3.24.2.u1
Reinsurance - Summary of the composition of pool of assets (Details) - USD ($)
$ in Millions
Jun. 30, 2024
Dec. 31, 2023
Effects of Reinsurance [Line Items]    
Bonds available-for-sale [1] $ 167,320 $ 166,527
Fixed maturity securities - fair value option [1] 5,043 4,578
Loans 49,421 47,565
Investment real estate 1,830 1,932
Private equity funds/hedge funds 7,532 7,690
Short-term Investments [1] 4,998 4,336
Derivative assets net, carrying value 491 393
Derivative assets net, fair value 8,154 5,925
Other assets [1] 2,340 2,294
Total assets 382,492 379,270
Carrying Value    
Effects of Reinsurance [Line Items]    
Short-term Investments 4,388 2,928
Other assets 13 13
Commercial Mortgages    
Effects of Reinsurance [Line Items]    
Loans 34,686 34,172
Policy loans    
Effects of Reinsurance [Line Items]    
Loans 1,747 1,746
Fortitude Holdings    
Effects of Reinsurance [Line Items]    
Derivative asset, fair value of collateral 2 62
Derivative liability, Fair value of collateral 11 6
Fortitude Holdings | Carrying Value    
Effects of Reinsurance [Line Items]    
Bonds available-for-sale 13,896 15,204
Fixed maturity securities - fair value option 4,680 4,212
Investment real estate 171 184
Private equity funds/hedge funds 1,892 1,910
Short-term Investments 217 129
Funds withheld investment assets 24,456 25,347
Derivative assets net, carrying value 1 45
Other assets 605 641
Total assets 25,062 26,033
Fortitude Holdings | Fair Value    
Effects of Reinsurance [Line Items]    
Bonds available-for-sale 13,896 15,204
Fixed maturity securities - fair value option 4,680 4,212
Investment real estate 286 329
Private equity funds/hedge funds 1,892 1,910
Short-term Investments 217 129
Funds withheld investment assets 24,334 25,271
Derivative assets net, fair value 1 45
Other assets 605 641
Total 24,940 25,957
Fortitude Holdings | Commercial Mortgages | Carrying Value    
Effects of Reinsurance [Line Items]    
Loans 3,277 3,378
Fortitude Holdings | Commercial Mortgages | Fair Value    
Effects of Reinsurance [Line Items]    
Mortgage and other loans receivable 3,040 3,157
Fortitude Holdings | Policy loans | Carrying Value    
Effects of Reinsurance [Line Items]    
Loans 323 330
Fortitude Holdings | Policy loans | Fair Value    
Effects of Reinsurance [Line Items]    
Mortgage and other loans receivable $ 323 $ 330
[1] See Note 8 for details of balances associated with variable interest entities