Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Purchase Obligations Table (Details)

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Commitments and Contingencies - Purchase Obligations Table (Details) - SPL [Member] - Natural Gas Supply Transportation And Storage Service Agreements [Member]
$ in Millions
Dec. 31, 2017
USD ($)
[1]
Long-term Purchase Commitment [Line Items]  
2018 $ 2,274
2019 1,527
2020 1,397
2021 981
2022 336
Thereafter 1,169
Total $ 7,684
[1] Pricing of natural gas supply contracts are variable based on market commodity basis prices adjusted for basis spread. Amounts included are based on prices and basis spreads as of December 31, 2017.