Annual report pursuant to Section 13 and 15(d)

Schedule I - Gurantees (Details)

Schedule I - Gurantees (Details) (USD $)
In Millions, unless otherwise specified
Jan. 31, 2008
Dec. 31, 2011
Parent [Member]
Dec. 31, 2011
Parent [Member]
LNG and natural gas marketing business [Member]
Condensed Financial Statements, Captions [Line Items]      
Regasification capacity     2.0
Number of Tug Boat Agreement term-renewals available 2    
Guarantor Obligations, Maximum Exposure, Undiscounted   $ 5.0