Revenues from Contracts with Customers - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Sep. 30, 2020 |
Sep. 30, 2019 |
Sep. 30, 2020 |
Sep. 30, 2019 |
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| Disaggregation of Revenue [Line Items] | ||||||||
| Revenues from contracts with customers | $ 975 | $ 1,475 | $ 4,167 | $ 4,928 | ||||
| Net derivative gains | [1] | 7 | 1 | 3 | 2 | |||
| Total revenues | 982 | 1,476 | 4,170 | 4,930 | ||||
| LNG [Member] | ||||||||
| Disaggregation of Revenue [Line Items] | ||||||||
| Revenues from contracts with customers | [2] | 800 | 1,139 | 3,585 | 3,676 | |||
| Total revenues | 807 | 1,140 | 3,588 | 3,678 | ||||
| Suspension Fees and LNG Cover Damages Revenue [Member] | ||||||||
| Disaggregation of Revenue [Line Items] | ||||||||
| Revenues from contracts with customers | 109 | 513 | ||||||
| Suspension Fees and LNG Cover Damages Revenue [Member] | Subsequent Period [Member] | ||||||||
| Disaggregation of Revenue [Line Items] | ||||||||
| Revenues from contracts with customers | 21 | 21 | ||||||
| Suspension Fees and LNG Cover Damages Revenue [Member] | Current Period [Member] | ||||||||
| Disaggregation of Revenue [Line Items] | ||||||||
| Accelerated Revenue From Contract With Customers, Recognized in Prior Period | 244 | |||||||
| LNG—affiliate [Member] | ||||||||
| Disaggregation of Revenue [Line Items] | ||||||||
| Revenues from contracts with customers | 103 | 257 | 352 | 1,017 | ||||
| Regasification [Member] | ||||||||
| Disaggregation of Revenue [Line Items] | ||||||||
| Revenues from contracts with customers | 67 | 66 | 202 | 199 | ||||
| Other [Member] | ||||||||
| Disaggregation of Revenue [Line Items] | ||||||||
| Revenues from contracts with customers | $ 5 | $ 13 | $ 28 | $ 36 | ||||
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