Quarterly report pursuant to Section 13 or 15(d)

Debt - Debt Issuances and Redemptions - Credit Facilities (Details)

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Debt - Debt Issuances and Redemptions - Credit Facilities (Details)
 1 Months Ended 3 Months Ended 6 Months Ended
Feb. 29, 2016
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2015
USD ($)
Jun. 30, 2016
USD ($)
Rate
Jun. 30, 2015
USD ($)
Dec. 31, 2015
USD ($)
Line of Credit Facility [Line Items]            
Loss on early extinguishment of debt   $ 26,304,000 $ 7,281,000 $ 27,761,000 $ 96,273,000  
2016 CQP Credit Facilities [Member]            
Line of Credit Facility [Line Items]            
Line of Credit Facility, Maximum Borrowing Capacity   2,800,000,000.0   $ 2,800,000,000.0    
Debt Instrument, Balance Required in Reserve Account, Period of Debt Service       6 months    
Debt Instrument, Description of Variable Rate Basis [1]       LIBOR or base rate    
Debt Issuance Costs, Line of Credit Arrangements, Gross   $ 48,700,000   $ 48,700,000    
Line of Credit Facility, Commitment Fee Percentage       40.00%    
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%    
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] | Base Rate [Member] | Base Rate Determination Federal Funds Rate [Member]            
Line of Credit Facility [Line Items]            
Debt Instrument, Basis Spread on Variable Rate       0.50%    
2016 CQP Credit Facilities [Member] | Base Rate [Member] | Base Rate Determination LIBOR [Member]            
Line of Credit Facility [Line Items]            
Debt Instrument, Basis Spread on Variable Rate       1.00%    
2016 CQP Credit Facilities [Member] | Minimum [Member]            
Line of Credit Facility [Line Items]            
Percentage of Debt Hedged by Interest Rate Derivatives   50.00%   50.00%    
Debt Instrument, Fixed Charge, Coverage Ratio | Rate       1.15    
Debt Instrument, Fixed Charge, Coverage Ratio, Projected | Rate       1.55    
2016 CQP Credit Facilities - CTPL Tranche Term Loan [Member]            
Line of Credit Facility [Line Items]            
Line of Credit Facility, Maximum Borrowing Capacity   $ 450,000,000.0   $ 450,000,000.0    
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   2,100,000,000    
Debt Issuance Costs, Line of Credit Arrangements, Gross   21,500,000   21,500,000    
2016 CQP Credit Facilities - Debt Service Reserve Facility [Member]            
Line of Credit Facility [Line Items]            
Line of Credit Facility, Maximum Borrowing Capacity   125,000,000.0   125,000,000.0    
2016 CQP Credit Facilities - Revolving Credit Facility [Member]            
Line of Credit Facility [Line Items]            
Line of Credit Facility, Maximum Borrowing Capacity   115,000,000.0   $ 115,000,000.0    
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%    
CTPL Term Loan [Member]            
Line of Credit Facility [Line Items]            
Line of Credit Facility, Maximum Borrowing Capacity           $ 400,000,000.0
Repayments of Long-term Debt $ 400,000,000.0          
Loss on early extinguishment of debt       $ 1,500,000    
SPLNG Senior Notes [Member]            
Line of Credit Facility [Line Items]            
Aggregate principal amount   $ 2,100,000,000   $ 2,100,000,000    
February 25, 2019 [Member] | 2016 CQP Credit Facilities [Member]            
Line of Credit Facility [Line Items]            
Debt Instrument, Interest Rate, Increase       0.50%    
February 25, 2019 [Member] | 2016 CQP Credit Facilities - Letter of Credit [Member] | Portion issued and not drawn [Member]            
Line of Credit Facility [Line Items]            
Debt Instrument, Interest Rate, Increase       0.50%    
[1] There is a 0.50% step-up for both LIBOR and base rate loans beginning on February 25, 2019.