Quarterly report [Sections 13 or 15(d)]

Nature of Operations and Basis of Presentation - Accounting for Derivative Instruments (Details)

v3.26.3
Nature of Operations and Basis of Presentation - Accounting for Derivative Instruments (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Jun. 12, 2026
Dec. 31, 2025
Nature of Operations and Basis of Presentation [Line Items]            
Normal Purchase Normal Sale, Percentage of Integrated Production Marketing Agreements Designated Of Total Fixed Minimum Volumes         73.00%  
Normal Purchase Normal Sale, Percentage of Integrated Production Marketing Agreements Not Designated Of Total Fixed Minimum Volumes         27.00%  
Deferred NPNS assets $ 2,178   $ 2,178     $ 0
Current portion of deferred NPNS liabilities (166)   (166)     0
Deferred NPNS liabilities (1,699)   (1,699)     $ 0
Total deferred NPNS assets and liabilities         $ 349  
Deferred NPNS Assets and Liabilities Amortization [Abstract]            
2026(1) [1]         56  
2027         100  
2028         101  
2029         85  
2030         56  
Thereafter         (747)  
Total estimated amortization         (349)  
(Increase) Reduction to Cost of Sales From Amortization Of NPNS Assets And Liabilities 26   31      
Net derivative gain (loss) $ 65 $ 102 (677) $ 320    
Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherAssetsCurrent            
Nature of Operations and Basis of Presentation [Line Items]            
Current portion of deferred NPNS assets         68  
Location, Statement of Financial Position, Balance [Axis]: lng:DeferredNormalPurchaseNormalSaleAssets            
Nature of Operations and Basis of Presentation [Line Items]            
Deferred NPNS assets         2,195  
Location, Statement of Financial Position, Balance [Axis]: lng:DeferredNormalPurchaseNormalSaleCurrentLiabilities            
Nature of Operations and Basis of Presentation [Line Items]            
Current portion of deferred NPNS liabilities         (174)  
Location, Statement of Financial Position, Balance [Axis]: lng:DeferredNormalPurchaseNormalSaleLiabilities            
Nature of Operations and Basis of Presentation [Line Items]            
Deferred NPNS liabilities         $ (1,740)  
Normal Purchase Normal Sale Designated            
Deferred NPNS Assets and Liabilities Amortization [Abstract]            
Net derivative gain (loss)   $ 598 $ (2,200) $ 1,500    
[1] For the three and nine months ended September 30, 2026, we recorded a net reduction to cost of sales from amortization of $26 million and $31 million, respectively.