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Derivatives and Risk Management Activities - Financial Impact (Details) - Derivatives Not Designated as a Hedge - Commodity Derivatives - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Impact of derivative activities recognized in earnings    
Net gain/(loss) from commodity derivative activity $ (189) $ (20)
Product sales revenues    
Impact of derivative activities recognized in earnings    
Net gain/(loss) from commodity derivative activity (173) (1)
Field operating costs    
Impact of derivative activities recognized in earnings    
Net gain/(loss) from commodity derivative activity $ (16) $ (19)