Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments - Fair Value of Derivative Instruments by Balance Sheet Location (Details)

v2.4.1.9
Derivative Instruments - Fair Value of Derivative Instruments by Balance Sheet Location (Details) (USD $)
Mar. 31, 2015
Dec. 31, 2014
Derivatives, Fair Value [Line Items]    
Non-current derivative assets $ 472,000us-gaap_DerivativeAssetsNoncurrent $ 11,744,000us-gaap_DerivativeAssetsNoncurrent
Derivative liabilities (7,252,000)us-gaap_DerivativeLiabilitiesCurrent (23,247,000)us-gaap_DerivativeLiabilitiesCurrent
Commodity Contract [Member]    
Derivatives, Fair Value [Line Items]    
Total derivative assets 1,034,000us-gaap_DerivativeAssets
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember 		1,878,000us-gaap_DerivativeAssets
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
Total derivative liabilities (320,000)us-gaap_DerivativeLiabilities
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember 		(320,000)us-gaap_DerivativeLiabilities
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
Net derivative assets 714,000us-gaap_DerivativeFairValueOfDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember 		1,558,000us-gaap_DerivativeFairValueOfDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
Commodity Contract [Member] | Prepaid expenses and other [Member]    
Derivatives, Fair Value [Line Items]    
Prepaid expenses and other 562,000us-gaap_DerivativeAssetsCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember 		1,292,000us-gaap_DerivativeAssetsCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
Commodity Contract [Member] | Non-current derivative assets [Member]    
Derivatives, Fair Value [Line Items]    
Non-current derivative assets 472,000us-gaap_DerivativeAssetsNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= lng_NoncurrentDerivativeAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember 		586,000us-gaap_DerivativeAssetsNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= lng_NoncurrentDerivativeAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
Commodity Contract [Member] | Derivative liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Derivative liabilities (133,000)us-gaap_DerivativeLiabilitiesCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember 		(53,000)us-gaap_DerivativeLiabilitiesCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
Commodity Contract [Member] | Other non-current liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Other non-current liabilities (187,000)us-gaap_DerivativeLiabilitiesNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherNoncurrentLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember 		(267,000)us-gaap_DerivativeLiabilitiesNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherNoncurrentLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_CommodityContractMember
LNG Inventory Derivatives [Member]    
Derivatives, Fair Value [Line Items]    
Total derivative assets 372,000us-gaap_DerivativeAssets
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1] 1,216,000us-gaap_DerivativeAssets
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1]
Total derivative liabilities 0us-gaap_DerivativeLiabilities
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1] 0us-gaap_DerivativeLiabilities
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1]
Net derivative assets 372,000us-gaap_DerivativeFairValueOfDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1] 1,216,000us-gaap_DerivativeFairValueOfDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1]
LNG Inventory Derivatives [Member] | Prepaid expenses and other [Member]    
Derivatives, Fair Value [Line Items]    
Prepaid expenses and other 372,000us-gaap_DerivativeAssetsCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1] 1,216,000us-gaap_DerivativeAssetsCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1]
LNG Inventory Derivatives [Member] | Non-current derivative assets [Member]    
Derivatives, Fair Value [Line Items]    
Non-current derivative assets 0us-gaap_DerivativeAssetsNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= lng_NoncurrentDerivativeAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1] 0us-gaap_DerivativeAssetsNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= lng_NoncurrentDerivativeAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1]
LNG Inventory Derivatives [Member] | Derivative liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Derivative liabilities 0us-gaap_DerivativeLiabilitiesCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1] 0us-gaap_DerivativeLiabilitiesCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1]
LNG Inventory Derivatives [Member] | Other non-current liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Other non-current liabilities 0us-gaap_DerivativeLiabilitiesNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherNoncurrentLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1] 0us-gaap_DerivativeLiabilitiesNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherNoncurrentLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_LngInventoryDerivativesMember 		[1]
Term Gas Supply Derivatives [Member]    
Derivatives, Fair Value [Line Items]    
Total derivative assets 662,000us-gaap_DerivativeAssets
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember 		662,000us-gaap_DerivativeAssets
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember
Total derivative liabilities (320,000)us-gaap_DerivativeLiabilities
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember 		(320,000)us-gaap_DerivativeLiabilities
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember
Net derivative assets 342,000us-gaap_DerivativeFairValueOfDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember 		342,000us-gaap_DerivativeFairValueOfDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember
Term Gas Supply Derivatives [Member] | Prepaid expenses and other [Member]    
Derivatives, Fair Value [Line Items]    
Prepaid expenses and other 190,000us-gaap_DerivativeAssetsCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember 		76,000us-gaap_DerivativeAssetsCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember
Term Gas Supply Derivatives [Member] | Non-current derivative assets [Member]    
Derivatives, Fair Value [Line Items]    
Non-current derivative assets 472,000us-gaap_DerivativeAssetsNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= lng_NoncurrentDerivativeAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember 		586,000us-gaap_DerivativeAssetsNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= lng_NoncurrentDerivativeAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember
Term Gas Supply Derivatives [Member] | Derivative liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Derivative liabilities (133,000)us-gaap_DerivativeLiabilitiesCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember 		(53,000)us-gaap_DerivativeLiabilitiesCurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember
Term Gas Supply Derivatives [Member] | Other non-current liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Other non-current liabilities (187,000)us-gaap_DerivativeLiabilitiesNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherNoncurrentLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember 		(267,000)us-gaap_DerivativeLiabilitiesNoncurrent
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherNoncurrentLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_PriceRiskDerivativeMember
Fuel Derivative or LNG Inventory Derivative [Member] | Prepaid expenses and other [Member]    
Derivatives, Fair Value [Line Items]    
Derivative, Collateral Deposit (Call), Right to Reclaim Cash (200,000)us-gaap_DerivativeCollateralRightToReclaimCash
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_FuelDerivativeorLNGInventoryDerivativeMember 		(1,100,000)us-gaap_DerivativeCollateralRightToReclaimCash
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= lng_FuelDerivativeorLNGInventoryDerivativeMember
Interest Rate Derivatives [Member] | Non-current derivative assets [Member]    
Derivatives, Fair Value [Line Items]    
Interest Rate Derivative Assets   11,158,000us-gaap_InterestRateDerivativeAssetsAtFairValue
/ us-gaap_BalanceSheetLocationAxis
= lng_NoncurrentDerivativeAssetsMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
Interest Rate Derivatives [Member] | Derivative liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Interest Rate Derivative Liabilities (7,119,000)us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember 		(23,194,000)us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
Interest Rate Derivatives [Member] | Other non-current liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Interest Rate Derivative Liabilities $ (4,573,000)us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherNoncurrentLiabilitiesMember
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember 		 
[1] Does not include collateral calls of $0.2 million and $1.1 million for such contracts, which are included in prepaid expenses and other current assets in our Consolidated Balance Sheets as of March 31, 2015