Annual report pursuant to Section 13 and 15(d)

Long-Term Debt - Sabine Pass LNG Senior Notes (Details)

v2.4.1.9
Long-Term Debt - Sabine Pass LNG Senior Notes (Details) (Sabine Pass LNG, LP [Member], USD $)
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Debt Instrument [Line Items]      
Distributions to limited partner $ 346,900,000us-gaap_PartnersCapitalAccountDistributions $ 348,900,000us-gaap_PartnersCapitalAccountDistributions $ 333,500,000us-gaap_PartnersCapitalAccountDistributions
Sabine Pass LNG Senior Notes [Member]
      
Debt Instrument [Line Items]      
Debt Instrument, Redemption Price, Percentage 100.00%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_DebtInstrumentAxis
= us-gaap_SeniorNotesMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember 		   
Percentage of debt principal additional for redemption 1.00%lng_Percentageofdebtprincipaladditionalforredemption
/ us-gaap_DebtInstrumentAxis
= us-gaap_SeniorNotesMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember 		   
Discount rate over Treasury Rate to calculate fair value ratio of redemption price 0.50%lng_DiscountrateoverTreasuryRatetocalculatefairvalueratioofredemptionprice
/ us-gaap_DebtInstrumentAxis
= us-gaap_SeniorNotesMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember 		   
2016 Sabine Pass LNG Senior Notes [Member]
      
Debt Instrument [Line Items]      
Debt Instrument, Face Amount 1,665,500,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= lng_A2016SeniorNotesMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember 		1,665,500,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= lng_A2016SeniorNotesMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember 		 
Debt Instrument, Interest Rate, Stated Percentage 7.50%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= lng_A2016SeniorNotesMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember 		   
2020 Sabine Pass LNG Senior Notes [Member]
      
Debt Instrument [Line Items]      
Debt Instrument, Face Amount $ 420,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= lng_A2020SeniorNotesMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember 		$ 420,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= lng_A2020SeniorNotesMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember 		 
Debt Instrument, Interest Rate, Stated Percentage 6.50%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= lng_A2020SeniorNotesMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember 		   
Debt redemption period from equity offering closing date 180 days    
2020 Sabine Pass LNG Senior Notes [Member] | Period prior to November 1, 2015 [Member]
      
Debt Instrument [Line Items]      
Debt Instrument, Redemption Price, Percentage 106.50%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_DebtInstrumentAxis
= lng_A2020SeniorNotesMember
/ us-gaap_DebtInstrumentRedemptionPeriodAxis
= us-gaap_DebtInstrumentRedemptionPeriodOneMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember 		   
Maximum [Member] | 2020 Sabine Pass LNG Senior Notes [Member] | Period prior to November 1, 2015 [Member]
      
Debt Instrument [Line Items]      
Debt Instrument, Redemption Price, Percentage of Principal Amount that May Be Redeemed 35.00%us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed
/ us-gaap_DebtInstrumentAxis
= lng_A2020SeniorNotesMember
/ us-gaap_DebtInstrumentRedemptionPeriodAxis
= us-gaap_DebtInstrumentRedemptionPeriodOneMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember 		   
Minimum [Member] | 2020 Sabine Pass LNG Senior Notes [Member]
      
Debt Instrument [Line Items]      
Debt Instrument, Original Principal Remaining Requirement of Redemption, Percentage 65.00%lng_DebtInstrumentOriginalPrincipalRemainingRequirementofRedemptionPercentage
/ us-gaap_DebtInstrumentAxis
= lng_A2020SeniorNotesMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember