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Restricted Cash and Cash Equivalents (Details) (USD $)
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3 Months Ended | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Mar. 31, 2013
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Dec. 31, 2012
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Mar. 31, 2013
Other Contractual Restrictions [Member]
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Dec. 31, 2012
Other Contractual Restrictions [Member]
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Mar. 31, 2013
Sabine Pass LNG, LP [Member]
Senior Notes Interest Payments [Member]
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Dec. 31, 2012
Sabine Pass LNG, LP [Member]
Senior Notes Interest Payments [Member]
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Mar. 31, 2013
Sabine Pass LNG, LP [Member]
Debt Service Reserve Fund [Member]
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Mar. 31, 2013
Sabine Pass LNG and Cheniere Partners [Member]
Cheniere Energy, Inc. [Member]
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Dec. 31, 2012
Sabine Pass LNG and Cheniere Partners [Member]
Cheniere Energy, Inc. [Member]
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Mar. 31, 2013
Senior Notes
Sabine Pass LNG, LP [Member]
Rate
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Jul. 31, 2012
Liquefaction Credit Facility [Member]
Sabine Pass Liquefaction [Member]
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Mar. 31, 2013
2020 Notes
Sabine Pass LNG, LP [Member]
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Mar. 31, 2013
2020 Notes
Senior Notes
Sabine Pass LNG, LP [Member]
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Mar. 31, 2013
2016 Senior Notes [Member]
Sabine Pass LNG, LP [Member]
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Mar. 31, 2013
Acquisition of Non-current Assets [Member]
Sabine Pass Liquefaction [Member]
Debt Service Reserve Fund [Member]
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Mar. 31, 2013
Payment of Liabilities [Member]
Sabine Pass Liquefaction [Member]
Debt Service Reserve Fund [Member]
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Dec. 31, 2012
Payment of Liabilities [Member]
Sabine Pass Liquefaction [Member]
Debt Service Reserve Fund [Member]
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Mar. 31, 2013
Payment For Project [Member]
Sabine Pass Liquefaction [Member]
Debt Service Reserve Fund [Member]
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Dec. 31, 2012
Payment For Project [Member]
Sabine Pass Liquefaction [Member]
Debt Service Reserve Fund [Member]
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| Restricted Cash and Cash Equivalents Items [Line Items] | |||||||||||||||||||
| Principal amount of private offerings consummated | $ 420,000,000 | $ 1,665,500,000 | |||||||||||||||||
| Debt instrument stated rate (percent) | 6.50% | 7.50% | |||||||||||||||||
| Debt instrument fixed charge coverage ratio | 2 | ||||||||||||||||||
| Line of credit borrowing capacity | 3,600,000,000 | ||||||||||||||||||
| Current restricted cash and cash equivalents | 722,083,000 | 520,263,000 | 12,500,000 | 8,500,000 | 55,400,000 | 17,400,000 | 456,900,000 | 419,300,000 | 197,400,000 | 75,100,000 | |||||||||
| Non-current restricted cash and cash equivalents | $ 1,467,100,000 | $ 272,924,000 | $ 500,000 | $ 76,100,000 | $ 100,000,000 | $ 1,290,400,000 | $ 96,300,000 | ||||||||||||