Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - LNG Terminal Capacity Agreements (Details)

v2.4.1.9
Related Party Transactions - LNG Terminal Capacity Agreements (Details) (USD $)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Related Party Transaction [Line Items]    
Revenues—affiliate $ 812,000us-gaap_RevenueFromRelatedParties $ 772,000us-gaap_RevenueFromRelatedParties
Sabine Pass Liquefaction [Member] | Sabine Pass LNG, LP [Member] | LNG Terminal Capacity Agreements [Member]    
Related Party Transaction [Line Items]    
Regasification capacity, in Bcf/d 2.0lng_RegasificationCapacity
/ dei_LegalEntityAxis
= lng_SabinePassLiquefactionMember
/ us-gaap_RelatedPartyTransactionAxis
= lng_LngTerminalCapacityAgreementsMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= lng_SabinePassLngLpMember
 
Related Party Transaction, Committed Annual Fee 250,000,000lng_RelatedPartyTransactionCommittedAnnualFee
/ dei_LegalEntityAxis
= lng_SabinePassLiquefactionMember
/ us-gaap_RelatedPartyTransactionAxis
= lng_LngTerminalCapacityAgreementsMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= lng_SabinePassLngLpMember
 
Related Party Agreement Term 20 years  
Terminal Use Agreement Maintenance Expense (Credit) 17,800,000lng_TerminalUseAgreementMaintenanceExpenseIncludingAffiliate
/ dei_LegalEntityAxis
= lng_SabinePassLiquefactionMember
/ us-gaap_RelatedPartyTransactionAxis
= lng_LngTerminalCapacityAgreementsMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= lng_SabinePassLngLpMember
(200,000)lng_TerminalUseAgreementMaintenanceExpenseIncludingAffiliate
/ dei_LegalEntityAxis
= lng_SabinePassLiquefactionMember
/ us-gaap_RelatedPartyTransactionAxis
= lng_LngTerminalCapacityAgreementsMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= lng_SabinePassLngLpMember
Cheniere Marketing, LLC [Member] | Cheniere Energy Investments, LLC [Member] | LNG Terminal Capacity Agreements [Member]    
Related Party Transaction [Line Items]    
Proceeds (Payments) of Gross Margin Earned, Percentage 80.00%lng_ProceedsPaymentsOfGrossMarginEarnedPercentage
/ dei_LegalEntityAxis
= lng_CheniereMarketingLlcMember
/ us-gaap_RelatedPartyTransactionAxis
= lng_LngTerminalCapacityAgreementsMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= lng_CheniereEnergyInvestmentsLlcMember
 
Revenues—affiliate $ 0us-gaap_RevenueFromRelatedParties
/ dei_LegalEntityAxis
= lng_CheniereMarketingLlcMember
/ us-gaap_RelatedPartyTransactionAxis
= lng_LngTerminalCapacityAgreementsMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= lng_CheniereEnergyInvestmentsLlcMember
 
Cheniere Marketing, LLC [Member] | Sabine Pass Liquefaction [Member] | LNG Sale and Purchase Agreement [Member]    
Related Party Transaction [Line Items]    
Incremental LNG Volume, Purchase Price Percentage of Henry Hub 115.00%lng_IncrementalLngVolumePurchasePricePercentage
/ dei_LegalEntityAxis
= lng_CheniereMarketingLlcMember
/ us-gaap_RelatedPartyTransactionAxis
= lng_LNGSaleandPurchaseAgreementMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= lng_SabinePassLiquefactionMember
 
Incremental LNG Volume, Purchase Price Per MMBtu 3.00lng_IncrementalLngVolumePurchasePricePerMmbtu
/ dei_LegalEntityAxis
= lng_CheniereMarketingLlcMember
/ us-gaap_RelatedPartyTransactionAxis
= lng_LNGSaleandPurchaseAgreementMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= lng_SabinePassLiquefactionMember