Leases (Details) (USD $)
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1 Months Ended | 12 Months Ended | 1 Months Ended | 1 Months Ended | ||||||||||||||||||
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Jan. 31, 2008
term
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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Dec. 31, 2012
Houston office lease [Member]
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Dec. 31, 2012
Tug boat [Member]
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Dec. 31, 2012
Land [Member]
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Dec. 31, 2011
Land [Member]
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Dec. 31, 2010
Land [Member]
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Feb. 28, 2005
Land [Member]
Sabine Pass LNG, LP [Member]
acre
lease_extension
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Jan. 31, 2005
Land [Member]
Sabine Pass LNG, LP [Member]
lease
lease_extension
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Dec. 31, 2012
Land [Member]
Sabine Pass LNG, LP [Member]
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Jul. 31, 2012
Land [Member]
Sabine Pass LNG, LP [Member]
acre
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Dec. 31, 2011
Land [Member]
Sabine Pass Liquefaction [Member]
acre
lease_extension
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Nov. 30, 2011
Land [Member]
Sabine Pass Liquefaction [Member]
lease_extension
acre
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Operating Leased Assets [Line Items] | ||||||||||||||||||||||
Operating lease rental expense | $ 12,900,000 | $ 11,500,000 | $ 10,200,000 | $ 2,300,000 | $ 1,800,000 | $ 1,700,000 | $ 1,500,000 | $ 257,800 | $ 138,000 | |||||||||||||
Operating Leases, Future Minimum Payments Due [Abstract] | ||||||||||||||||||||||
2012 | 14,411,000 | [1],[2] | ||||||||||||||||||||
2013 | 12,863,000 | [1],[2] | ||||||||||||||||||||
2014 | 12,900,000 | [1],[2] | ||||||||||||||||||||
2015 | 12,937,000 | [1],[2] | ||||||||||||||||||||
2016 | 11,643,000 | [1],[2] | ||||||||||||||||||||
Thereafter (1) | 250,684,000 | [1],[2],[3] | ||||||||||||||||||||
Total | 315,438,000 | [1],[2] | ||||||||||||||||||||
Houston office contingent sublease revenue | 700,000 | |||||||||||||||||||||
Lease payment obligations offset | $ 75,200,000 | |||||||||||||||||||||
Tug Boat Agreement, Term Of Agreement | 10 years | |||||||||||||||||||||
Number of Tug Boat Agreement term-renewals available | 2 | |||||||||||||||||||||
Number of Land Leases | 3 | |||||||||||||||||||||
Initial Term of Lease | 30 years | 30 years | 5 years | |||||||||||||||||||
Number of available lease extensions | 6 | 6 | 5 | |||||||||||||||||||
Term of available extension | 10 years | 10 years | 1 year | |||||||||||||||||||
Acreage under lease | 853 | 0 | 80.6 | 80.7 | ||||||||||||||||||
Lease adjustment period due to inflation | 5 years | |||||||||||||||||||||
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