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Derivative Assets And Liabilities Table - Partnership's Derivative Assets and Liabilities Amount of Gain (Loss) Recognized (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Amount of Gain/(Loss) Recognized in Income on Derivatives $ (212) $ (81)
Losses on interest rate derivatives $ (329) (74)
Commodity Derivatives [Member]    
Amount of Gain/(Loss) Recognized in Income on Derivatives   (12)
Commodity Derivatives - Trading [Member]    
Amount of Gain/(Loss) Recognized in Income on Derivatives   $ 5