v3.26.1
Derivatives and Hedge Accounting - Notional amounts and fair values of derivative instruments (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Gross Derivative Assets    
Notional Amount $ 195,228 $ 157,453
Fair Value 12,321 10,029
Counterparty netting (7,501) (6,106)
Cash Collateral (3,844) (3,482)
Total derivative assets 976 441
Gross Derivative Liabilities    
Notional Amount 142,743 115,173
Fair Value 8,607 7,091
Counterparty netting (7,501) (6,106)
Cash collateral (828) (686)
Total derivative liabilities 278 299
Bifurcated embedded derivatives assets, fair value 0 0
Bifurcated embedded derivative liabilities, fair value 17,600 16,000
Fortitude Re and CSLR    
Gross Derivative Assets    
Notional Amount 13,900 20,500
Derivatives designated as hedging instruments | Interest rate contracts    
Gross Derivative Assets    
Notional Amount 7,990 11,987
Fair Value 292 364
Gross Derivative Liabilities    
Notional Amount 14,297 9,734
Fair Value 443 234
Derivatives designated as hedging instruments | Foreign exchange contracts    
Gross Derivative Assets    
Notional Amount 6,768 3,855
Fair Value 369 252
Gross Derivative Liabilities    
Notional Amount 2,936 8,128
Fair Value 166 236
Derivatives not designated as hedging instruments | Interest rate contracts    
Gross Derivative Assets    
Notional Amount 24,663 19,672
Fair Value 642 552
Gross Derivative Liabilities    
Notional Amount 21,920 25,397
Fair Value 1,485 1,399
Derivatives not designated as hedging instruments | Foreign exchange contracts    
Gross Derivative Assets    
Notional Amount 9,786 6,139
Fair Value 543 459
Gross Derivative Liabilities    
Notional Amount 5,763 6,847
Fair Value 298 318
Derivatives not designated as hedging instruments | Equity contracts    
Gross Derivative Assets    
Notional Amount 75,268 66,780
Fair Value 10,042 8,388
Gross Derivative Liabilities    
Notional Amount 75,833 64,855
Fair Value 6,197 4,900
Derivatives not designated as hedging instruments | Credit contracts    
Gross Derivative Assets    
Notional Amount 20,775 0
Fair Value 418 0
Gross Derivative Liabilities    
Notional Amount 21,950 0
Fair Value 17 0
Derivatives not designated as hedging instruments | Other contracts    
Gross Derivative Assets    
Notional Amount 49,978 49,020
Fair Value 15 14
Gross Derivative Liabilities    
Notional Amount 44 212
Fair Value $ 1 $ 4