| Long-Term Debt - 2013 Liquefaction Credit Facilities (Details) (USD $) | 3 Months Ended | 9 Months Ended | 1 Months Ended | 9 Months Ended | 9 Months Ended | 1 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013 | May 31, 2014
 2013 Liquefaction Credit Facilities [Member]
 Sabine Pass Liquefaction [Member] | Nov. 30, 2013
 2013 Liquefaction Credit Facilities [Member]
 Sabine Pass Liquefaction [Member] | Jun. 30, 2013
 2013 Liquefaction Credit Facilities [Member]
 Sabine Pass Liquefaction [Member] | Sep. 30, 2014
 2013 Liquefaction Credit Facilities [Member]
 Sabine Pass Liquefaction [Member] | Dec. 31, 2013
 2013 Liquefaction Credit Facilities [Member]
 Sabine Pass Liquefaction [Member] | May 31, 2013
 2013 Liquefaction Credit Facilities [Member]
 Sabine Pass Liquefaction [Member] | Sep. 30, 2014
 2013 Liquefaction Credit Facilities [Member]
 Minimum [Member]
 Sabine Pass Liquefaction [Member] | Sep. 30, 2014
 2013 Liquefaction Credit Facilities [Member]
 Construction [Member]
 Minimum [Member]
 Sabine Pass Liquefaction [Member] | Sep. 30, 2014
 2013 Liquefaction Credit Facilities [Member]
 Construction [Member]
 Maximum [Member]
 Sabine Pass Liquefaction [Member] | Sep. 30, 2014
 2013 Liquefaction Credit Facilities [Member]
 Operations [Member]
 Minimum [Member]
 Sabine Pass Liquefaction [Member] | Sep. 30, 2014
 2013 Liquefaction Credit Facilities [Member]
 Operations [Member]
 Maximum [Member]
 Sabine Pass Liquefaction [Member] | Nov. 30, 2013
 2022 Sabine Pass Liquefaction Senior Notes [Member]
 Sabine Pass Liquefaction [Member] | May 31, 2014
 2024 And Additional 2023 Sabine Pass Liquefaction Senior Notes [Member]
 Sabine Pass Liquefaction [Member] | |
| Line of Credit Facility [Line Items] | |||||||||||||||||
| Line of Credit Facility, Maximum Borrowing Capacity | $ 5,900,000,000 | ||||||||||||||||
| Proceeds from (Repayments of) Lines of Credit | (177,000,000) | (100,000,000) | (885,000,000) | 100,000,000 | |||||||||||||
| Line of Credit Facility, Available Commitments | 2,700,000,000 | 4,900,000,000 | |||||||||||||||
| Debt Instrument, Description of Variable Rate Basis | LIBOR | ||||||||||||||||
| Debt Instrument, Basis Spread on Variable Rate | 2.30% | 3.00% | 2.30% | 3.25% | |||||||||||||
| Debt Instrument, Fee Amount | 144,000,000 | ||||||||||||||||
| Line of Credit Facility, Commitment Fee Percentage | 40.00% | ||||||||||||||||
| Line of Credit Facility, Amortization Period | 18 years | ||||||||||||||||
| Percentage of Debt Hedged by Interest Rate Derivatives | 75.00% | ||||||||||||||||
| Proceeds from issuances of long-term debt | 2,584,500,000 | 3,504,478,000 | 978,000,000 | 2,500,000,000 | |||||||||||||
| Line of Credit Facility, Increase (Decrease), Net | (2,100,000,000) | ||||||||||||||||
| Loss on early extinguishment of debt | $ 0 | $ 0 | $ 114,335,000 | $ 80,510,000 | $ 43,300,000 | $ 114,300,000 | |||||||||||