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Related Party Transactions - Other Agreements (Details) (USD $)
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3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
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Sep. 30, 2014
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Sep. 30, 2013
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Sep. 30, 2014
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Sep. 30, 2013
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Dec. 31, 2013
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| Related Party Transaction [Line Items] | |||||
| Non-current liabilities—affiliate | $ 34,047,000 | $ 34,047,000 | $ 17,186,000 | ||
| Revenues—affiliate | 700,000 | 800,000 | 2,206,000 | 2,140,000 | |
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Sabine Pass Tug Services, LLC [Member] | Cheniere Marketing, LLC [Member] | Tug Boat Lease Sharing Agreement [Member]
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| Related Party Transaction [Line Items] | |||||
| Revenues—affiliate | 700,000 | 700,000 | 2,100,000 | 2,100,000 | |
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Sabine Pass LNG, LP [Member] | Cooperative Endeavor Agreements [Member]
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| Related Party Transaction [Line Items] | |||||
| Tax Initiative Agreement Term | 10 years | ||||
| Aggregate commitment under the Agreement | 25,000,000 | 25,000,000 | |||
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Sabine Pass LNG, LP [Member] | Cheniere Marketing, LLC [Member]
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| Related Party Transaction [Line Items] | |||||
| Non-current assets from Sabine Pass LNG's ad valorem tax payments | 19,600,000 | 19,600,000 | 17,200,000 | ||
| Non-current liabilities—affiliate | 19,600,000 | 19,600,000 | 17,200,000 | ||
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Sabine Pass LNG, LP [Member] | Cheniere Marketing, LLC [Member] | Contracts for Sale and Purchase of Natural Gas and LNG [Member]
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| Related Party Transaction [Line Items] | |||||
| Related Party Transaction, Purchases from Related Party | 900,000 | 5,700,000 | 2,100,000 | 8,600,000 | |
| Revenues—affiliate | $ 300,000 | $ 5,700,000 | $ 500,000 | $ 2,500,000 | |