Derivative Instruments - Collateral Not Netted (Details) - USD ($) $ in Millions  | 
Sep. 30, 2025  | 
Dec. 31, 2024  | 
|---|---|---|
| Liquefaction Supply Derivatives [Member] | ||
| Derivative [Line Items] | ||
| Derivative, Collateral, Right to Reclaim Cash | $ 23 | $ 18 | 
| Derivative, collateral posted by counterparties | 1 | 0 | 
| LNG Trading Derivatives [Member] | ||
| Derivative [Line Items] | ||
| Derivative, Collateral, Right to Reclaim Cash | $ 80 | $ 110 | 
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- Definition Amount of obligation to return cash collateral under master netting arrangements that have not been offset against derivative assets. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
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