Annual report pursuant to Section 13 and 15(d)

Variable Interest Entity (Details)

v2.4.0.6
Variable Interest Entity (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
12 Months Ended 1 Months Ended 3 Months Ended 1 Months Ended 8 Months Ended
Dec. 31, 2012
JPMorgan LNG Co (LNGCo) [Member]
Dec. 31, 2011
JPMorgan LNG Co (LNGCo) [Member]
Dec. 31, 2010
JPMorgan LNG Co (LNGCo) [Member]
Dec. 31, 2012
Sabine Pass LNG terminal [Member]
Chenier Partners [Member]
Sep. 30, 2012
common units [Member]
Chenier Partners [Member]
Mar. 31, 2011
common units [Member]
Chenier Partners [Member]
Dec. 31, 2012
common units [Member]
Sabine Pass LNG terminal [Member]
Chenier Partners [Member]
Aug. 31, 2012
Class B Unit [Member]
Chenier Partners [Member]
May 31, 2012
Class B Unit [Member]
Chenier Partners [Member]
Dec. 31, 2012
Class B Unit [Member]
Chenier Partners [Member]
Dec. 31, 2012
Class B Unit [Member]
Sabine Pass LNG terminal [Member]
Chenier Partners [Member]
Dec. 31, 2012
Subordinated Units [Member]
Sabine Pass LNG terminal [Member]
Chenier Partners [Member]
Dec. 31, 2012
General Partner [Member]
Sabine Pass LNG terminal [Member]
Dec. 31, 2012
Minimum [Member]
Chenier Partners [Member]
Variable Interest Entity [Line Items]                            
Marketing and trading revenues $ 4.0 $ 12.0 $ 10.1                      
Ownership Interest       59.50%                 2.00% 20.00%
Common units held             12.0       33.3 135.4   50.0
Number of units authorized for sale under issuance program           1.0     100.0          
Price per Common Unit         $ 25.07       $ 15          
Common units sold in private placement               33.3   100.0