Annual report pursuant to Section 13 and 15(d)

Description of Equity Interests (Details)

v2.4.0.6
Description of Equity Interests (Details) (USD $)
In Millions, except Share data, unless otherwise specified
0 Months Ended 1 Months Ended 12 Months Ended 0 Months Ended 1 Months Ended 12 Months Ended 0 Months Ended 1 Months Ended 0 Months Ended 12 Months Ended 0 Months Ended
Mar. 26, 2007
Sep. 30, 2012
May 31, 2012
Sep. 30, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Class B Unit [Member]
Mar. 26, 2007
Common Units
Sep. 30, 2012
Common Units
Sep. 30, 2011
Common Units
Jan. 31, 2011
Common Units
Dec. 31, 2012
Common Units
Dec. 31, 2011
Common Units
May 31, 2007
Cheniere Subsidiary Holdings, LLC [Member]
Subordinated Units
Sep. 30, 2011
Cheniere Common Units Holding, LLC [Member]
Common Units
May 31, 2012
Blackstone CQP Holdco LP [Member]
May 31, 2012
Blackstone CQP Holdco LP [Member]
Class B Unit [Member]
May 31, 2012
Cheniere Energy, Inc. [Member]
May 31, 2012
Cheniere Energy, Inc. [Member]
Class B Unit [Member]
Mar. 26, 2007
General Partner [Member]
Dec. 31, 2012
General Partner [Member]
Dec. 31, 2011
General Partner [Member]
Mar. 26, 2007
General Partner [Member]
Minimum [Member]
Mar. 26, 2007
General Partner [Member]
Maximum [Member]
Class of Stock [Line Items]                                                
Partners' Capital Account, Units, Sold in Private Placement     133,300,000                     135,383,831 1,100,000   100,000,000   33,300,000 3,302,045        
Partners Capital Account, Units, Sold In Public Offering, Unit Price $ 21.00 $ 15.00             $ 25.07           $ 15.25                  
Distributions Per General Partnership Unit Outstanding                                       $ 0.425     $ 0.489  
Proceeds from sale of partnership units   $ 194.0 $ 2,000.0 $ 60.0 $ 11.1 $ 9.0                   $ 1,500.0   $ 500.0            
Payments for Commissions         0.3                                      
Proceeds from Partnership Contribution                                         45.1 1.5    
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest                                       2.00%        
Incentive Distribution, Distribution Per Unit                                             15.00% 50.00%
At-the-Market Sale Program, Authorized Number of Units                     1,000,000                          
Partners' Capital Account, Units, Sold in Public Offering 13,500,000             5,054,164 8,000,000 3,000,000   500,000 500,000                      
Unit Purchase Agreement, Units To Be Purchased                               $ 1,500.0   $ 500.0            
Partnership Units, Conversion Ratio, Quarterly Compounded Rate             3.50%