Revenues from Contracts with Customers - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers		$ 2,078	$ 1,832	$ 6,394	$ 5,677
Net derivative gains (losses)	[1]	64	(57)	233	(117)
Other revenues	[2]	28	44	96	44
Total revenues		2,170	1,819	6,723	5,604
LNG [Member]
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers		1,995	1,776	6,142	5,444
Total revenues		2,059	1,719	6,375	5,327
Regasification [Member]
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers		66	66	199	196
Other [Member]
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers		17	(10)	53	37
Total revenues		$ 45	$ 34	$ 149	$ 81

[1] See Note 6—Derivative Instruments for additional information about our derivatives.

[2] Includes revenues from LNG vessel subcharters. See Note 11—Leases for additional information about our subleases.