Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Narrative (Details)

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Commitments and Contingencies - Narrative (Details)
$ in Millions
 12 Months Ended
Mar. 11, 2016
USD ($)
Dec. 31, 2019
USD ($)
tbtu
Dec. 31, 2015
USD ($)
Commitments and Contingencies [Line Items]      
Amount of Restricted Net Assets for Consolidated and Unconsolidated Subsidiaries   $ 1,300  
SPL, CCL, and CCL Stage III [Member] | Natural Gas Supply Agreements [Member] | Maximum [Member]      
Commitments and Contingencies [Line Items]      
Long-term Purchase Commitment, Period   15 years  
SPL and CCL | Bechtel EPC Contracts [Member]      
Commitments and Contingencies [Line Items]      
Contract termination convenience penalty   $ 30  
SPL and CCL | Natural Gas Transportation Agreements [Member] | Maximum [Member]      
Commitments and Contingencies [Line Items]      
Long-term Purchase Commitment, Period   20 years  
SPL [Member] | Maximum [Member]      
Commitments and Contingencies [Line Items]      
Energy Units Secured Through Natural Gas Supply Contracts | tbtu   3,850  
SPL [Member] | EPC Contract, Train Six [Member]      
Commitments and Contingencies [Line Items]      
Long-term Purchase Commitment, Amount   $ 2,500  
Long-term Purchase Commitment, Amount Incurred To Date   $ 1,100  
SPL [Member] | Natural Gas Storage Service Agreements [Member] | Maximum [Member]      
Commitments and Contingencies [Line Items]      
Long-term Purchase Commitment, Period   10 years  
CCL [Member] | Maximum [Member]      
Commitments and Contingencies [Line Items]      
Energy Units Secured Through Natural Gas Supply Contracts | tbtu   2,999  
CCL [Member] | EPC Contract, Train Three [Member]      
Commitments and Contingencies [Line Items]      
Long-term Purchase Commitment, Amount   $ 2,400  
Long-term Purchase Commitment, Amount Incurred To Date   $ 2,000  
CCL [Member] | Natural Gas Storage Service Agreements [Member] | Maximum [Member]      
Commitments and Contingencies [Line Items]      
Long-term Purchase Commitment, Period   5 years  
CCL Stage III [Member] | Maximum [Member]      
Commitments and Contingencies [Line Items]      
Energy Units Secured Through Natural Gas Supply Contracts | tbtu   2,361  
Cheniere LNG Terminals, LLC [Member] | Parallax Enterprises [Member]      
Commitments and Contingencies [Line Items]      
Secured notes receivable     $ 46
Loss Contingency, Damages Sought, Value $ 400