Long-Term Debt - Schedule of Long-term Debt (Details) (USD $) In Thousands, unless otherwise specified																					1 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2013 2016 Notes [Member]	Dec. 31, 2012 2016 Notes [Member]	Jun. 30, 2013 2021 Sabine Pass Liquefaction Notes [Member]	Jun. 30, 2013 Sabine Pass Liquefaction Notes due 2023 [Member] [Member]	Jun. 30, 2013 Liquefaction Credit Facility [Member]	Dec. 31, 2012 Liquefaction Credit Facility [Member]	Jun. 30, 2013 Creole Trail Pipeline Credit Facility [Member]	Dec. 31, 2012 Creole Trail Pipeline Credit Facility [Member]	Jun. 30, 2013 Cheniere Creole Trail Pipeline LP [Member] Creole Trail Pipeline Credit Facility [Member]	Dec. 31, 2012 Cheniere Creole Trail Pipeline LP [Member] Creole Trail Pipeline Credit Facility [Member]	Jun. 30, 2013 Sabine Pass Liquefaction [Member]	Dec. 31, 2012 Sabine Pass Liquefaction [Member]	Jun. 30, 2013 Sabine Pass Liquefaction [Member] 2021 Sabine Pass Liquefaction Notes [Member]	Dec. 31, 2012 Sabine Pass Liquefaction [Member] 2021 Sabine Pass Liquefaction Notes [Member]	Jun. 30, 2013 Sabine Pass Liquefaction [Member] Sabine Pass Liquefaction Notes due 2023 [Member] [Member]	Dec. 31, 2012 Sabine Pass Liquefaction [Member] Sabine Pass Liquefaction Notes due 2023 [Member] [Member]	Jun. 30, 2013 Sabine Pass Liquefaction [Member] 2013 Sabine Pass Liquefaction Credit Facility [Member]	Dec. 31, 2012 Sabine Pass Liquefaction [Member] 2013 Sabine Pass Liquefaction Credit Facility [Member]	Jul. 31, 2012 Revolving Credit Facility [Member] Liquefaction Credit Facility [Member]	May 28, 2013 Revolving Credit Facility [Member] 2013 Sabine Pass Liquefaction Credit Facility [Member]	Jun. 30, 2013 Senior Notes [Member] 2016 Notes [Member]	Dec. 31, 2012 Senior Notes [Member] 2016 Notes [Member]	Jun. 30, 2013 Senior Notes [Member] 2020 Notes [Member]	Dec. 31, 2012 Senior Notes [Member] 2020 Notes [Member]	Jun. 30, 2013 Senior Notes [Member] Sabine Pass Liquefaction [Member] 2021 Sabine Pass Liquefaction Notes [Member]	Jun. 30, 2013 Senior Notes [Member] Sabine Pass Liquefaction [Member] Sabine Pass Liquefaction Notes due 2023 [Member] [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Amortization Period																					18 years 0 months	18 years 0 months
Long Term Debt, Excluding Current Maturities (Including Related Parties)	$ 5,585,500	$ 2,185,500					$ 0	$ 100,000															$ 1,665,500	$ 1,665,500	$ 420,000	$ 420,000
Debt Instrument, Face Amount					2,000,000	1,000,000			400,000		400,000	0			2,000,000	0	1,000,000	0	100,000	0							2,000,000	1,000,000
Debt Instrument, Unamortized Discount			(16,040)	(18,387)					(9,570)	0	10,000
Debt Instrument, Unamortized Premium													12,118	0
Total long-term debt, net of discount	$ 5,572,008	$ 2,167,113