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Price Risk Management Activities (Details) bu in Thousands, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2021 USD ($) MBbls bu | Mar. 31, 2020 USD ($)
Price Risk Management Activities (Textual) |  |
Compliance program costs | $ | $ 18,992 | $ 19,952
Environmental Compliance Program Price Risk [Member] |  |
Price Risk Management Activities (Textual) |  |
Compliance program costs | $ | $ 360 | $ 112
Derivatives Designated as Hedges [Member] | Cash Flow Hedges [Member] | Future, 2021 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 | 427 |
Derivatives Designated as Hedges [Member] | Cash Flow Hedges [Member] | Future, 2021 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 | 1,605 |
Derivatives Designated as Hedges [Member] | Cash Flow Hedges [Member] | Future, 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 | 0 |
Derivatives Designated as Hedges [Member] | Cash Flow Hedges [Member] | Future, 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 | 0 |
Derivatives Designated as Economic Hedges [Member] | Future, 2021 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 | 66,513 |
Derivatives Designated as Economic Hedges [Member] | Future, 2021 Maturity [Member] | Long (Purchases) [Member] | Corn (in thousands of bushels) [Member] |  |
Volume of Outstanding Contracts |  |
Nonmonetary notional amount of price risk derivatives, volume | bu | 63,630 |
Derivatives Designated as Economic Hedges [Member] | Future, 2021 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 | 56,880 |
Derivatives Designated as Economic Hedges [Member] | Future, 2021 Maturity [Member] | Short (Sales) [Member] | Corn (in thousands of bushels) [Member] |  |
Volume of Outstanding Contracts |  |
Nonmonetary notional amount of price risk derivatives, volume | bu | 90,395 |
Derivatives Designated as Economic Hedges [Member] | Future, 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 | 64 |
Derivatives Designated as Economic Hedges [Member] | Future, 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 | 10 |
Derivatives Designated as Economic Hedges [Member] | Future, 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 | 22 |
Derivatives Designated as Economic Hedges [Member] | Future, 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 | 365 |
Derivatives Designated as Economic Hedges [Member] | Physical Contracts, 2021 Maturity [Member] | Long (Purchases) [Member] | Corn (in thousands of bushels) [Member] |  |
Volume of Outstanding Contracts |  |
Nonmonetary notional amount of price risk derivatives, volume | bu | 26,563 |
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 | 351 |
Derivatives Designated as Economic Hedges [Member] | Foreign Exchange Contract, US Dollars [Member] |  |
Price Risk Management Activities (Textual) |  |
Monetary notional amount of derivative liabilities | $ | $ 245 |
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 | $ | 2,800 |
Derivatives Designated as Economic Hedges [Member] | Foreign Exchange Contract, Maturity on or Before April 27, 2021 [Member] |  |
Price Risk Management Activities (Textual) |  |
Monetary notional amount of derivative liabilities | $ | 1,000 |
Derivatives Designated as Economic Hedges [Member] | Foreign Exchange Contract, Maturity by July 15, 2021 [Member] |  |
Price Risk Management Activities (Textual) |  |
Monetary notional amount of derivative liabilities | $ | $ 2,000 |

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