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Derivative Assets And Liabilities Table - Outstanding Commodity-Related Derivatives (Details) | Jun. 30, 2020 MMbtu barrels Megawatt bbl bushels | Dec. 31, 2019 MMbtu barrels Megawatt bbl bushels
--- | --- | ---
Mark-To-Market Derivatives [Member] | Non Trading [Member] | Future [Member] |  |  |
Derivative, Nonmonetary Notional Amount | bushels |  | 0 |
Natural Gas Liquids [Member] | Mark-To-Market Derivatives [Member] | Non Trading [Member] | Forwards Swaps [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount | bbl |  | 8,830 | 1,300
Natural Gas [Member] | Mark-To-Market Derivatives [Member] | Non Trading [Member] | Basis Swaps IFERC/NYMEX [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount |  | 27,713 | 18,923
Natural Gas [Member] | Mark-To-Market Derivatives [Member] | Non Trading [Member] | Swing Swaps IFERC [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount |  | 35,590 | 9,265
Natural Gas [Member] | Mark-To-Market Derivatives [Member] | Non Trading [Member] | Fixed Swaps/Futures [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount |  | 10,708 | 3,085
Natural Gas [Member] | Mark-To-Market Derivatives [Member] | Non Trading [Member] | Forward Physical Contracts [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount |  | 23,980 | 13,364
Natural Gas [Member] | Mark-To-Market Derivatives [Member] | Trading [Member] | Basis Swaps IFERC/NYMEX [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount | [1] | 20,433 | 35,208
Natural Gas [Member] | Mark-To-Market Derivatives [Member] | Trading [Member] | Fixed Swaps/Futures [Member] | Long [Member] |  |  |
Derivative, Nonmonetary Notional Amount |  | 373 | 1,483
Natural Gas [Member] | Mark-To-Market Derivatives [Member] | Trading [Member] | Options - Puts [Member] | Long [Member] |  |  |
Derivative, Nonmonetary Notional Amount |  | 0 |
Natural Gas [Member] | Mark-To-Market Derivatives [Member] | Trading [Member] | Put Option [Member] | Long [Member] |  |  |
Derivative, Nonmonetary Notional Amount |  |  | 0
Natural Gas [Member] | Fair Value Hedging [Member] | Non Trading [Member] | Basis Swaps IFERC/NYMEX [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount |  | 43,235 | 31,780
Natural Gas [Member] | Fair Value Hedging [Member] | Non Trading [Member] | Fixed Swaps/Futures [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount |  | 43,235 | 31,780
Natural Gas [Member] | Fair Value Hedging [Member] | Non Trading [Member] | Hedged Item - Inventory (MMBtu) [Member] | Long [Member] |  |  |
Derivative, Nonmonetary Notional Amount |  | 43,235 | 31,780
Power [Member] | Mark-To-Market Derivatives [Member] | Trading [Member] | Options - Puts [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount | Megawatt |  | 340,743 |
Power [Member] | Mark-To-Market Derivatives [Member] | Trading [Member] | Call Option [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount | Megawatt |  | 1,268,532 | 2,704,330
Power [Member] | Mark-To-Market Derivatives [Member] | Trading [Member] | Forwards Swaps [Member] | Long [Member] |  |  |
Derivative, Nonmonetary Notional Amount | Megawatt |  | 1,338,776 | 3,213,450
Power [Member] | Mark-To-Market Derivatives [Member] | Trading [Member] | Future [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount | Megawatt |  |  | 353,527
Power [Member] | Mark-To-Market Derivatives [Member] | Trading [Member] | Future [Member] | Long [Member] |  |  |
Derivative, Nonmonetary Notional Amount | Megawatt |  | 204,090 |
Power [Member] | Mark-To-Market Derivatives [Member] | Trading [Member] | Put Option [Member] | Long [Member] |  |  |
Derivative, Nonmonetary Notional Amount | Megawatt |  |  | 51,615
Crude Oil [Member] | Mark-To-Market Derivatives [Member] | Non Trading [Member] | Forwards Swaps [Member] | Long [Member] |  |  |
Derivative, Nonmonetary Notional Amount | bbl |  | 3,393 | 4,465
Refined product sales | Mark-To-Market Derivatives [Member] | Non Trading [Member] | Future [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount | barrels |  | 3,370 | 2,473
Corn [Member] | Mark-To-Market Derivatives [Member] | Non Trading [Member] | Future [Member] | Short [Member] |  |  |
Derivative, Nonmonetary Notional Amount | bushels |  |  | 1,210
[1] | Includes aggregate amounts for open positions related to Houston Ship Channel, Waha Hub, NGPL TexOk, West Louisiana Zone and Henry Hub locations

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