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Summary of Significant Accounting Policies - Redeemable NCI (Details) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($)
Elba Liquefaction Company L.L.C.
Variable Interest Entity [Line Items]
Net income (loss) attributable to redeemable noncontrolling interest	$ 58

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Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

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