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Restricted Cash and Cash Equivalents (Details) (USD $)
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12 Months Ended | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2012
Senior Notes Interest Payments [Member]
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Dec. 31, 2012
Debt Service Reserve Fund [Member]
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Dec. 31, 2012
Other Contractual Restrictions [Member]
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Dec. 31, 2011
Other Contractual Restrictions [Member]
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Dec. 31, 2011
Sabine Pass LNG, LP [Member]
Senior Notes Interest Payments [Member]
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Dec. 31, 2011
Sabine Pass LNG, LP [Member]
Debt Service Reserve Fund [Member]
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Dec. 31, 2012
Sabine Pass LNG, LP [Member]
Liquefaction Reserve [Member]
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Dec. 31, 2012
Sabine Pass LNG and Cheniere Partners [Member]
Cheniere Energy, Inc. [Member]
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Dec. 31, 2011
Sabine Pass LNG and Cheniere Partners [Member]
Cheniere Energy, Inc. [Member]
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Nov. 30, 2006
Senior Notes
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Dec. 31, 2012
Senior Notes
Sabine Pass LNG, LP [Member]
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Jul. 31, 2012
Liquefaction Credit Facility
Sabine Pass LNG, LP [Member]
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Oct. 31, 2012
2020 Notes
Senior Notes
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Dec. 31, 2012
2020 Notes
Senior Notes
Sabine Pass LNG, LP [Member]
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Dec. 31, 2012
2013 And 2016 Senior Secured Notes [Member]
Senior Notes
Sabine Pass LNG, LP [Member]
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| Restricted Cash and Cash Equivalents Items [Line Items] | |||||||||||||||||
| Principal amount of private offerings consummated | $ 2,032,000,000 | $ 3,600,000,000 | $ 420,000,000 | $ 420,000,000 | $ 2,215,500,000 | ||||||||||||
| Debt Instrument, Fixed Charge, Coverage Ratio | 2 | ||||||||||||||||
| Current restricted cash and cash equivalents | 520,263,000 | 102,165,000 | 17,400,000 | 8,500,000 | 6,400,000 | 13,700,000 | 75,100,000 | 419,300,000 | 81,400,000 | ||||||||
| Non-current restricted cash and cash equivalents | $ 272,924,000 | $ 82,892,000 | $ 76,100,000 | $ 500,000 | $ 82,400,000 | $ 100,000,000 | |||||||||||