ORGANIZATION AND NATURE OF OPERATIONS Organization and Nature of Operations (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended					9 Months Ended
	Sep. 30, 2013	Sep. 30, 2013 Sabine Pass LNG, LP [Member] m3	Sep. 30, 2013 Sabine Pass Liquefaction [Member] trains	May 28, 2013 Creole Trail Pipeline Business [Domain]	Sep. 30, 2013 Cheniere Energy Partners, LP [Member]	Sep. 30, 2013 Class B Unit [Member]	Sep. 30, 2013 LNG Sale and Purchase Agreement [Member] Cheniere Marketing, LLC [Member] Sabine Pass Liquefaction [Member] MMBTU
Organization and nature of operations [Line Items]
Business Acquisition, Cost of Acquired Entity, Cash Paid	$ 313.9
Purchase Commitment, Excess And Uncommitted LNG Produced							104,000,000
Ownership Interest					57.90%
Storage Capacity		16.9
Volume of vessel		265,000
Regasification capacity		4.0
Number of Liquefaction LNG Trains			6
Train nominal capacity	4,500,000.0
Business Acquisition, Cost of Acquired Entity, Purchase Price				480.0
Reimbursement of costs incurred prior to acquisition closing date				13.9
Partners' Capital Account, Sale of Units						12.0
Proceeds From Sale Of Class B Units	$ 180.0