Annual report pursuant to Section 13 and 15(d)

Debt - 2016 CQP Credit Facility (Details)

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Debt - 2016 CQP Credit Facility (Details)
 1 Months Ended 12 Months Ended
Sep. 30, 2017
USD ($)
Nov. 30, 2016
USD ($)
Feb. 29, 2016
USD ($)
Dec. 31, 2017
USD ($)
Rate
2016 CQP Credit Facilities [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Description of Variable Rate Basis [1]       LIBOR or base rate
2016 CQP Credit Facilities [Member] | February 25, 2019 [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Interest Rate, Increase       0.50%
2016 CQP Credit Facilities [Member] | Base Rate [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Basis Spread on Variable Rate [1]       1.25%
2016 CQP Credit Facilities [Member] | London Interbank Offered Rate (LIBOR) [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Basis Spread on Variable Rate [1]       2.25%
Cheniere Partners [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Description of Variable Rate Basis       LIBOR or the base rate
Cheniere Partners [Member] | 2016 CQP Credit Facilities [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Balance Required in Reserve Account, Period of Debt Service       6 months
Line of Credit Facility, Decrease $ 1,470,000,000      
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage       40.00%
Cheniere Partners [Member] | 2016 CQP Credit Facilities [Member] | February 25, 2019 [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Interest Rate, Increase       0.50%
Cheniere Partners [Member] | 2016 CQP Credit Facilities [Member] | Base Rate [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Basis Spread on Variable Rate       1.25%
Cheniere Partners [Member] | 2016 CQP Credit Facilities [Member] | London Interbank Offered Rate (LIBOR) [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Basis Spread on Variable Rate       2.25%
Line Of Credit Facility, Number Of Months Period Within LIBOR Period Interest Due       3 months
Cheniere Partners [Member] | 2016 CQP Credit Facilities [Member] | Base Rate Determination Federal Funds Rate [Member] | Base Rate [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Basis Spread on Variable Rate       0.50%
Cheniere Partners [Member] | 2016 CQP Credit Facilities [Member] | Base Rate Determination LIBOR [Member] | Base Rate [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Basis Spread on Variable Rate       1.00%
Cheniere Partners [Member] | 2016 CQP Credit Facilities [Member] | Minimum [Member]        
Line of Credit Facility [Line Items]        
Percentage of Debt Hedged by Interest Rate Derivatives       50.00%
Debt Instrument, Fixed Charge, Coverage Ratio | Rate       1.15
Debt Instrument, Fixed Charge, Coverage Ratio, Projected | Rate       1.55
Cheniere Partners [Member] | 2016 CQP Credit Facilities - CTPL Tranche Term Loan [Member]        
Line of Credit Facility [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity       $ 450,000,000
Cheniere Partners [Member] | 2016 CQP Credit Facilities - SPLNG Tranche Term Loan [Member]        
Line of Credit Facility [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity       2,100,000,000
Cheniere Partners [Member] | 2016 CQP Credit Facilities - Debt Service Reserve Facility [Member]        
Line of Credit Facility [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity       125,000,000
Cheniere Partners [Member] | 2016 CQP Credit Facilities - Revolving Credit Facility [Member]        
Line of Credit Facility [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity       $ 115,000,000
Cheniere Partners [Member] | 2016 CQP Credit Facilities Letter of Credit [Member] | Portion issued and not drawn [Member]        
Line of Credit Facility [Line Items]        
Line of Credit Facility, Commitment Fee Percentage       2.25%
Cheniere Partners [Member] | 2016 CQP Credit Facilities Letter of Credit [Member] | Portion issued and not drawn [Member] | February 25, 2019 [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Interest Rate, Increase       0.50%
Cheniere Partners [Member] | CTPL Term Loan [Member]        
Line of Credit Facility [Line Items]        
Repayments of Long-term Debt     $ 400,000,000  
Cheniere Partners [Member] | SPLNG Senior Notes [Member]        
Line of Credit Facility [Line Items]        
Repayments of Long-term Debt   $ 2,100,000,000    
[1] There is a 0.50% step-up for both LIBOR and base rate loans beginning on February 25, 2019.