Annual report pursuant to Section 13 and 15(d)

Debt - Credit Facilities Table (Details)

v3.10.0.1
Debt - Credit Facilities Table (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Line of Credit Facility [Line Items]    
Outstanding balance, current $ 0 $ 0
SPL Working Capital Facility [Member]    
Line of Credit Facility [Line Items]    
Original facility size 1,200  
Outstanding balance, current 0 0
Commitments prepaid or terminated 0  
Letters of credit issued 425  
Available commitment $ 775  
Debt Instrument, Description of Variable Rate Basis LIBOR or base rate  
Debt Instrument, Maturity Date, Description December 31, 2020, with various terms for underlying loans  
SPL Working Capital Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]    
Line of Credit Facility [Line Items]    
Debt Instrument, Basis Spread on Variable Rate 1.75%  
SPL Working Capital Facility [Member] | Base Rate [Member]    
Line of Credit Facility [Line Items]    
Debt Instrument, Basis Spread on Variable Rate 0.75%  
CQP Credit Facilities [Member]    
Line of Credit Facility [Line Items]    
Original facility size $ 2,800  
Outstanding balance 0 $ 1,090
Commitments prepaid or terminated 2,685  
Letters of credit issued 0  
Available commitment $ 115  
Debt Instrument, Maturity Date Feb. 25, 2020  
CQP Credit Facilities [Member] | Portion issued and not drawn [Member]    
Line of Credit Facility [Line Items]    
Debt Instrument, Basis Spread on Variable Rate 2.25%  
CQP Credit Facilities [Member] | Portion issued and not drawn [Member] | February 25, 2019 [Member]    
Line of Credit Facility [Line Items]    
Debt Instrument, Interest Rate, Increase 0.50%