Quarterly report pursuant to Section 13 or 15(d)

Revenues from Contracts with Customers (Details)

v3.8.0.1
Revenues from Contracts with Customers (Details)
$ in Millions
 3 Months Ended
Mar. 31, 2018
USD ($)
bcf / d
item
Mar. 31, 2017
USD ($)
Disaggregation of Revenue [Line Items]    
LNG Volume, Purchase Price Percentage of Henry Hub 115.00%  
Revenue earned from contracts with customers $ 2,219 $ 1,209
Regasification Capacity | bcf / d 4.0  
Operating and maintenance expense $ 140 78
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 $ 110 48
LNG [Member]    
Disaggregation of Revenue [Line Items]    
Revenue earned from contracts with customers $ 2,143 1,143
Revenue, Variable Consideration Received From Customers, Percentage 56.00%  
Regasification [Member]    
Disaggregation of Revenue [Line Items]    
Revenue earned from contracts with customers $ 65 65
Revenue, Variable Consideration Received From Customers, Percentage 3.00%  
Partial TUA Regasification Capacity    
Disaggregation of Revenue [Line Items]    
Operating and maintenance expense $ 8 $ 0