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Financial and Derivative Instruments - Fair Value of Derivatives (Details) - Commodity - USD ($)
$ in Millions
Sep. 30, 2023
Dec. 31, 2022
Consolidated Balance Sheet: Fair Value of Derivatives not Designated as Hedging Instruments    
Total Assets at Fair Value $ 77 $ 184
Total Liabilities at Fair Value 347 58
Accounts and notes receivable, net    
Consolidated Balance Sheet: Fair Value of Derivatives not Designated as Hedging Instruments    
Total Assets at Fair Value 73 175
Long-term receivables, net    
Consolidated Balance Sheet: Fair Value of Derivatives not Designated as Hedging Instruments    
Total Assets at Fair Value 4 9
Accounts payable    
Consolidated Balance Sheet: Fair Value of Derivatives not Designated as Hedging Instruments    
Total Liabilities at Fair Value 315 46
Deferred credits and other noncurrent obligations    
Consolidated Balance Sheet: Fair Value of Derivatives not Designated as Hedging Instruments    
Total Liabilities at Fair Value $ 32 $ 12