Financial Instruments - Fair Value of Interest Rate Derivatives by Balance Sheet Location (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Interest Rate Contract [Member] | Designated as Hedging Instrument [Member] | Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Interest Rate Derivative Liabilities, at Fair Value	$ 0	$ 21,290
Interest Rate Contract [Member] | Not Designated as Hedging Instrument [Member] | Non-current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Interest Rate Derivative Liabilities, at Fair Value	0	5,134
Interest Rate Contract [Member] | Not Designated as Hedging Instrument [Member] | Noncurrent Derivative Assets [Member]
Derivatives, Fair Value [Line Items]
Interest Rate Derivative Assets, at Fair Value	81,762	0
Interest Rate Contract [Member] | Not Designated as Hedging Instrument [Member] | Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Interest Rate Derivative Liabilities, at Fair Value	$ 3,555	$ 0
2012 Liquefaction Credit Facility [Member] | Liquefaction Credit Facility
Derivatives, Fair Value [Line Items]
Percentage of Debt Hedged by Interest Rate Derivatives	75.00%