Annual report pursuant to Section 13 and 15(d)

Restricted Cash and Cash Equivalents— Sabine Pass LNG Senior Notes Debt Service Reserve (Details)

v2.4.1.9
Restricted Cash and Cash Equivalents— Sabine Pass LNG Senior Notes Debt Service Reserve (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Rate
Dec. 31, 2013
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted Cash and Cash Equivalents, Current 481,737,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue $ 598,064,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
Non-current restricted cash and cash equivalents 550,811,000us-gaap_RestrictedCashAndCashEquivalentsNoncurrent 1,031,399,000us-gaap_RestrictedCashAndCashEquivalentsNoncurrent
Sabine Pass LNG, LP [Member] | Senior Notes Interest Payments [Member]    
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted Cash and Cash Equivalents, Current 15,000,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= lng_SeniorNotesInterestPaymentsMember
15,000,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= lng_SeniorNotesInterestPaymentsMember
Sabine Pass LNG, LP [Member] | Debt Service Reserve Fund [Member]    
Restricted Cash and Cash Equivalents Items [Line Items]    
Non-current restricted cash and cash equivalents 76,100,000us-gaap_RestrictedCashAndCashEquivalentsNoncurrent
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= lng_DebtServiceReserveFundMember
76,100,000us-gaap_RestrictedCashAndCashEquivalentsNoncurrent
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= lng_DebtServiceReserveFundMember
Sabine Pass LNG, LP [Member] | Sabine Pass LNG Senior Notes [Member]    
Restricted Cash and Cash Equivalents Items [Line Items]    
Debt Instrument, Fixed Charge, Coverage Ratio 2lng_DebtInstrumentFixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= us-gaap_SeniorNotesMember
/ dei_LegalEntityAxis
= lng_SabinePassLngLpMember
 
Sabine Pass LNG, LP [Member] | 2016 Senior Notes [Member]    
Restricted Cash and Cash Equivalents Items [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
 
Sabine Pass LNG, LP [Member] | 2020 Sabine Pass LNG Senior Notes [Member]    
Restricted Cash and Cash Equivalents Items [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