XML 126 R100.htm IDEA: XBRL DOCUMENT v3.24.0.1
Derivative Assets And Liabilities (Fair Value Of Derivative Instruments) (Details) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Asset Derivatives $ 616 $ 688
Liability Derivatives (464) (549)
Designated as Hedging Instrument [Member]    
Asset Derivatives 51 87
Liability Derivatives (6) (7)
Not Designated as Hedging Instrument [Member]    
Asset Derivatives 565 601
Liability Derivatives (458) (542)
Broker cleared derivative contracts [Member]    
Asset Derivatives 478 593
Liability Derivatives (380) (418)
Commodity Derivatives [Member] | Not Designated as Hedging Instrument [Member]    
Asset Derivatives 132 95
Liability Derivatives (80) (108)
Commodity Derivatives (Margin Deposits) [Member] | Designated as Hedging Instrument [Member]    
Asset Derivatives 51 87
Liability Derivatives (6) (7)
Commodity Derivatives (Margin Deposits) [Member] | Not Designated as Hedging Instrument [Member]    
Asset Derivatives 427 506
Liability Derivatives (374) (411)
Interest Rate Derivatives [Member] | Not Designated as Hedging Instrument [Member]    
Asset Derivatives 6 0
Liability Derivatives $ (4) $ (23)