Revenues from Contracts with Customers - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2020 |
Jun. 30, 2019 |
Jun. 30, 2020 |
Jun. 30, 2019 |
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| Disaggregation of Revenue [Line Items] | |||||||||||
| Revenues from contracts with customers | $ 2,424 | $ 2,168 | $ 4,917 | $ 4,316 | |||||||
| Net derivative gains (losses) | [1] | (45) | 93 | 119 | 169 | ||||||
| Other revenues | [2] | 23 | 31 | 75 | 68 | ||||||
| Total revenues | 2,402 | 2,292 | 5,111 | 4,553 | |||||||
| LNG [Member] | |||||||||||
| Disaggregation of Revenue [Line Items] | |||||||||||
| Revenues from contracts with customers | [3] | 2,340 | 2,080 | 4,744 | 4,147 | ||||||
| Total revenues | 2,295 | 2,173 | 4,863 | 4,316 | |||||||
| Suspension Fees and LNG Cover Damages Revenue [Member] | |||||||||||
| Disaggregation of Revenue [Line Items] | |||||||||||
| Revenues from contracts with customers | 708 | 761 | |||||||||
| Suspension Fees and LNG Cover Damages Revenue [Member] | Subsequent Period [Member] | |||||||||||
| Disaggregation of Revenue [Line Items] | |||||||||||
| Revenues from contracts with customers | 458 | [3] | 458 | ||||||||
| Suspension Fees and LNG Cover Damages Revenue [Member] | Current Period [Member] | |||||||||||
| Disaggregation of Revenue [Line Items] | |||||||||||
| Accelerated Revenue From Contract With Customers | 53 | ||||||||||
| Regasification [Member] | |||||||||||
| Disaggregation of Revenue [Line Items] | |||||||||||
| Revenues from contracts with customers | 68 | 67 | 135 | 133 | |||||||
| Other [Member] | |||||||||||
| Disaggregation of Revenue [Line Items] | |||||||||||
| Revenues from contracts with customers | 16 | 21 | 38 | 36 | |||||||
| Total revenues | $ 39 | $ 52 | $ 113 | $ 104 | |||||||
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