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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, 2021	Mar. 31, 2020
Amount of Gain/(Loss) Recognized in Income on Derivatives	$ 155	$ (212)
Gains (losses) on interest rate derivatives	194	(329)
Commodity Derivatives [Member]
Amount of Gain/(Loss) Recognized in Income on Derivatives	(42)	112
Commodity Derivatives - Trading [Member]
Amount of Gain/(Loss) Recognized in Income on Derivatives	$ 3	$ 5

X

- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

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Amount of gain (loss) included in earnings for the period from the increase (decrease) in fair value of interest rate derivatives not designated as hedging instruments.

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