Current report filing

Inventory (Details)

v3.8.0.1
Inventory (Details) - USD ($)
$ in Millions
Mar. 31, 2018
Dec. 31, 2017
Inventory [Line Items]    
Inventory $ 83 $ 95
Natural gas [Member]    
Inventory [Line Items]    
Inventory 16 17
LNG [Member]    
Inventory [Line Items]    
Inventory 14 26
Materials and other [Member]    
Inventory [Line Items]    
Inventory $ 53 $ 52