v3.26.1
Derivative Instruments - Fair value and notional amount of derivatives (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Derivative [Line Items]    
Asset derivatives - estimated fair value $ 227 $ 180
Derivative liabilities - estimated fair value (108) (72)
Derivative offsetting    
Derivative assets subject to master netting agreements - fair value 227 180
Derivative liabilities subject to master netting agreements - fair value $ 108 $ 72
Derivative Asset, Statement of Financial Position [Extensible Enumeration] Other assets Other assets
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other liabilities Other liabilities
Not designated as hedging instrument    
Derivative [Line Items]    
Asset derivatives - estimated fair value $ 227 $ 180
Derivative liabilities - estimated fair value (108) (72)
Not designated as hedging instrument | Futures contracts    
Derivative [Line Items]    
Asset derivatives - estimated fair value [1] 100 81
Derivative liabilities - estimated fair value [1] (31) (19)
Notional value [2] 10,699 8,022
Not designated as hedging instrument | Foreign currency forward contracts    
Derivative [Line Items]    
Asset derivatives - estimated fair value [1] 63 75
Derivative liabilities - estimated fair value [1] (36) (38)
Notional value [2] 2,273 2,458
Not designated as hedging instrument | Other    
Derivative [Line Items]    
Asset derivatives - estimated fair value [1],[3] 64 24
Derivative liabilities - estimated fair value [1],[3] (41) (15)
Notional value [2],[3] $ 375 $ 161
[1] The fair value of asset derivatives are included in ‘other assets’ and the fair value of liability derivatives are included in ‘other liabilities.’
[2] Represents the absolute notional value of all outstanding contracts, consisting of long and short positions.
[3] Includes swaps, options and other derivatives contracts.