Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Other Agreements (Details)

v3.19.1
Related Party Transactions - Other Agreements (Details) - USD ($)
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Related Party Transaction [Line Items]      
Due to affiliates $ 51,000,000   $ 49,000,000
Other non-current liabilities—affiliate 22,000,000   22,000,000
Cooperative Endeavor Agreements [Member] | SPLNG [Member]      
Related Party Transaction [Line Items]      
Aggregate commitment under the Agreement $ 25,000,000    
Tax Initiative Agreement Term 10 years    
Cooperative Endeavor Agreements [Member] | Cheniere Marketing [Member] | SPLNG [Member]      
Related Party Transaction [Line Items]      
Due to affiliates $ 3,000,000   3,000,000
Other non-current liabilities—affiliate 22,000,000   $ 22,000,000
Terminal Marine Services Agreement [Member] | Wholly owned subsidiary of Cheniere [Member] | Tug Services [Member]      
Related Party Transaction [Line Items]      
General Partner Distributions 1,000,000 $ 1,000,000  
LNG Terminal Export Agreement [Member] | Cheniere Marketing [Member] | SPLNG [Member]      
Related Party Transaction [Line Items]      
LNG revenues—affiliate 0 $ 0  
Tax Sharing Agreement [Member] | Cheniere [Member] | SPLNG [Member]      
Related Party Transaction [Line Items]      
Income Taxes Paid, Net 0    
Tax Sharing Agreement [Member] | Cheniere [Member] | SPL [Member]      
Related Party Transaction [Line Items]      
Income Taxes Paid, Net 0    
Tax Sharing Agreement [Member] | Cheniere [Member] | CTPL [Member]      
Related Party Transaction [Line Items]      
Income Taxes Paid, Net $ 0