Quarterly report pursuant to Section 13 or 15(d)

Unitholders' Equity (Details)

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Unitholders' Equity (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended 3 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 3 Months Ended
Mar. 31, 2014
Mar. 31, 2014
Cheniere Energy Partners LP Holdings, LLC [Member]
Rate
Mar. 31, 2014
Blackstone CQP Holdco LP [Member]
Rate
Mar. 31, 2014
Common Units [Member]
Mar. 31, 2014
Class B Units [Member]
Dec. 31, 2012
Class B Units [Member]
Blackstone CQP Holdco LP [Member]
May 31, 2013
Class B Units [Member]
Cheniere Energy, Inc. [Member]
Dec. 31, 2012
Class B Units [Member]
Cheniere Energy, Inc. [Member]
Mar. 31, 2014
General Partner [Member]
Mar. 31, 2014
General Partner [Member]
Minimum [Member]
Mar. 31, 2014
General Partner [Member]
Maximum [Member]
Class of Stock [Line Items]                      
Number of days after quarter end distribution is paid 45 days                    
Distributions Per Limited Partnership Unit Outstanding, Basic       $ 0.425              
Distributions entitled by General Partner, Percentage                 2.00%    
Incentive Distribution, Distribution Per Unit                   15.00% 50.00%
Proceeds from Issuance or Sale of Equity           $ 1,500.0 $ 180.0 $ 500.0      
Additional units purchased, shares             12.0        
Partnership Units, Conversion Ratio, Quarterly Compounded Rate         3.50%            
Partnership Units, Accreted Conversion Ratio   1.27 1.25