Quarterly report pursuant to Section 13 or 15(d)

Revenues from Contracts with Customers (Details)

v3.10.0.1
Revenues from Contracts with Customers (Details)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2018
USD ($)
Jun. 30, 2017
USD ($)
Jun. 30, 2018
USD ($)
bcf / d
item
Jun. 30, 2017
USD ($)
Disaggregation of Revenue [Line Items]        
LNG Volume, Purchase Price Percentage of Henry Hub     115.00%  
Revenue earned from contracts with customers $ 1,573 $ 1,230 $ 3,792 $ 2,439
Regasification Capacity | bcf / d     4.0  
Operating and maintenance expense 147 117 $ 287 195
TUA Customers [Member]        
Disaggregation of Revenue [Line Items]        
Regasification Capacity | bcf / d     2.0  
Number Of Fixed Price Contracts | item     2  
TUA Customer 1 [Member]        
Disaggregation of Revenue [Line Items]        
Regasification Capacity | bcf / d     1.0  
Revenue, Performance Obligation, Fixed Consideration     $ 125  
Long-term Purchase Commitment, Period     20 years  
TUA Customer 2 [Member]        
Disaggregation of Revenue [Line Items]        
Regasification Capacity | bcf / d     1.0  
Revenue, Performance Obligation, Fixed Consideration     $ 125  
Long-term Purchase Commitment, Period     20 years  
LNG procured from third parties [Member]        
Disaggregation of Revenue [Line Items]        
Revenue earned from contracts with customers 76 155 $ 186 204
LNG [Member]        
Disaggregation of Revenue [Line Items]        
Revenue earned from contracts with customers $ 1,472 1,160 $ 3,615 2,301
Revenue, Variable Consideration Received From Customers, Percentage 55.00%   55.00%  
Regasification [Member]        
Disaggregation of Revenue [Line Items]        
Revenue earned from contracts with customers $ 65 65 $ 130 130
Revenue, Variable Consideration Received From Customers, Percentage 3.00%   3.00%  
Terminal Use Agreement Regasification Capacity, Partial [Member]        
Disaggregation of Revenue [Line Items]        
Operating and maintenance expense $ 7 $ 8 $ 15 $ 8