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Property, Plant and Equipment - Capitalized Costs and Fixed Assets (Details) (USD $)
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6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Jun. 30, 2013
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Jun. 30, 2012
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Dec. 31, 2012
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Jun. 30, 2013
LNG terminal costs [Member]
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Jun. 30, 2013
LNG terminal costs [Member]
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Dec. 31, 2012
LNG terminal costs [Member]
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Jun. 30, 2013
LNG terminal [Member]
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Dec. 31, 2012
LNG terminal [Member]
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Jun. 30, 2013
LNG terminal construction-in-process [Member]
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Dec. 31, 2012
LNG terminal construction-in-process [Member]
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Jun. 30, 2013
LNG site and related costs, net [Member]
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Dec. 31, 2012
LNG site and related costs, net [Member]
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Jun. 30, 2013
Fixed assets [Member]
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Dec. 31, 2012
Fixed assets [Member]
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Jun. 30, 2013
Computer and Office Equipment
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Dec. 31, 2012
Computer and Office Equipment
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Jun. 30, 2013
Vehicles
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Dec. 31, 2012
Vehicles
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Jun. 30, 2013
Machinery and Equipment
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Dec. 31, 2012
Machinery and Equipment
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Jun. 30, 2013
Other
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Dec. 31, 2012
Other
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Jun. 30, 2013
Sabine Pass Liquefaction [Member]
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| Property, Plant and Equipment [Line Items] | |||||||||||||||||||||||
| Property, plant and equipment, gross | $ 2,224,392,000 | $ 2,224,230,000 | $ 2,868,812,000 | $ 1,228,647,000 | $ 152,000 | $ 156,000 | $ 424,000 | $ 368,000 | $ 884,000 | $ 704,000 | $ 1,471,000 | $ 1,473,000 | $ 750,000 | $ 760,000 | |||||||||
| Accumulated depreciation | (262,925,000) | (262,925,000) | (234,349,000) | (2,609,000) | (2,397,000) | ||||||||||||||||||
| Property, plant and equipment, net | 4,831,351,000 | 3,219,592,000 | 4,830,431,000 | 4,830,431,000 | 3,218,684,000 | 920,000 | 908,000 | ||||||||||||||||
| Depreciation expense | 28,658,000 | 28,645,000 | 14,200,000 | 28,400,000 | |||||||||||||||||||
| Capitalized interest expense | $ 94,700,000 | $ 59,400,000 | |||||||||||||||||||||