Derivative Instruments - Narrative (Details) - tbtu  | 
6 Months Ended | |
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Jun. 30, 2020  | 
Dec. 31, 2019  | 
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| Derivative Instruments and Hedging Activities Disclosures [Line Items] | ||
| Derivative, Nonmonetary Notional Amount | 4,808 | 3,663 | 
| Physical Liquefaction Supply Derivatives [Member] | Maximum [Member] | ||
| Derivative Instruments and Hedging Activities Disclosures [Line Items] | ||
| Derivative, Term of Contract | 9 years | |
| SPL [Member] | Natural Gas Supply Agreement [Member] | ||
| Derivative Instruments and Hedging Activities Disclosures [Line Items] | ||
| Derivative, Nonmonetary Notional Amount | 91 | 0 | 
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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- Definition Nominal number of units used to calculate payment on derivative. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
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- Definition Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available. 
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