Price Risk Management Activities (Details) bu in Thousands, $ in Millions		12 Months Ended
		Dec. 31, 2021 USD ($) MBbls bu	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Price Risk Management Activities (Textual)
Compliance program costs	[1]	$ 102,714	$ 58,933	$ 96,476
Costs Of Renewable And Low-Carbon Fuel Blending Programs [Member]
Price Risk Management Activities (Textual)
Compliance program costs		2,100	767	368
Recovery direct material costs		$ 145	$ 119	$ 50
Derivatives Designated as Economic Hedges [Member] | Futures, 2022 Maturity [Member] | Long (Purchases) [Member] | Crude Oil and Refined Petroleum Products (in thousands of barrels) [Member]
Volume of Outstanding Contracts
Nonmonetary notional amount of price risk derivatives, volume | MBbls		50,234
Derivatives Designated as Economic Hedges [Member] | Futures, 2022 Maturity [Member] | Long (Purchases) [Member] | Corn (in thousands of bushels) [Member]
Volume of Outstanding Contracts
Nonmonetary notional amount of price risk derivatives, volume | bu		46,850
Derivatives Designated as Economic Hedges [Member] | Futures, 2022 Maturity [Member] | Short (Sales) [Member] | Crude Oil and Refined Petroleum Products (in thousands of barrels) [Member]
Volume of Outstanding Contracts
Nonmonetary notional amount of price risk derivatives, volume | MBbls		51,001
Derivatives Designated as Economic Hedges [Member] | Futures, 2022 Maturity [Member] | Short (Sales) [Member] | Corn (in thousands of bushels) [Member]
Volume of Outstanding Contracts
Nonmonetary notional amount of price risk derivatives, volume | bu		89,765
Derivatives Designated as Economic Hedges [Member] | Physical Contracts, 2022 Maturity [Member] | Long (Purchases) [Member] | Corn (in thousands of bushels) [Member]
Volume of Outstanding Contracts
Nonmonetary notional amount of price risk derivatives, volume | bu		41,360
Derivatives Designated as Economic Hedges [Member] | Foreign Exchange Contract, US Dollars [Member]
Price Risk Management Activities (Textual)
Monetary notional amount of derivative liabilities		$ 707
Derivatives Designated as Economic Hedges [Member] | Foreign Exchange Contract, US Dollar Equivalent Canadian Dollars [Member]
Price Risk Management Activities (Textual)
Monetary notional amount of derivative liabilities		1,200
Derivatives Designated as Economic Hedges [Member] | Foreign Exchange Contract, Maturity on or Before February 15, 2022 [Member]
Price Risk Management Activities (Textual)
Monetary notional amount of derivative liabilities		1,700
Derivatives Designated as Economic Hedges [Member] | Foreign Exchange Contract, Maturity by February 28, 2022 [Member]
Price Risk Management Activities (Textual)
Monetary notional amount of derivative liabilities		$ 200
Cash Flow Hedges [Member] | Derivatives Designated as Hedges [Member] | Futures, 2022 Maturity [Member] | Long (Purchases) [Member] | Refined Petroleum Products (in thousands of barrels) [Member]
Volume of Outstanding Contracts
Nonmonetary notional amount of price risk derivatives, volume | MBbls		525
Cash Flow Hedges [Member] | Derivatives Designated as Hedges [Member] | Futures, 2022 Maturity [Member] | Short (Sales) [Member] | Refined Petroleum Products (in thousands of barrels) [Member]
Volume of Outstanding Contracts
Nonmonetary notional amount of price risk derivatives, volume | MBbls		3,385

[1] Cost of materials and other for our Renewable Diesel segment is net of blender’s tax credit on qualified fuel mixtures of $371 million, $288 million, and $431 million for the years ended December 31, 2021, 2020, and 2019, respectively. Of the amount recognized in 2019, $156 million related to volumes blended during 2018, given that the legislation that retroactively reinstated the credit was passed and signed into law in December 2019.