Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Service Agreements (Details)

v3.21.1
Related Party Transactions - Service Agreements (Details) - USD ($)
 3 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Related Party Transaction [Line Items]    
Advances to Affiliate Current $ 127,000,000 $ 144,000,000
Service Agreements [Member]    
Related Party Transaction [Line Items]    
Advances to Affiliate Current 127,000,000 $ 144,000,000
Cheniere Terminals [Member] | Cheniere Partners Services Agreement [Member]    
Related Party Transaction [Line Items]    
Quarterly non-accountable overhead reimbursement charge $ 3,000,000  
SPL [Member] | Cheniere Terminals [Member] | Management Services Agreement [Member]    
Related Party Transaction [Line Items]    
Monthly fee as a percentage of capital expenditures incurred in the previous month 2.40%  
Related Party Transaction, Committed Monthly Fee $ 541,667  
SPL [Member] | Cheniere Investments [Member] | Operation and Maintenance Agreement [Member]    
Related Party Transaction [Line Items]    
Monthly fee as a percentage of capital expenditures incurred in the previous month 0.60%  
Related Party Transaction, Committed Monthly Fee $ 83,333  
SPLNG [Member] | Cheniere Terminals [Member] | Management Services Agreement [Member]    
Related Party Transaction [Line Items]    
Related Party Transaction, Committed Monthly Fee 520,000  
SPLNG [Member] | Cheniere Investments [Member] | Operation and Maintenance Agreement [Member]    
Related Party Transaction [Line Items]    
Related Party Transaction, Committed Monthly Fee $ 130,000  
Related Party Transaction, Bonus Percentage of Salary Entitled Upon Meeting Certain Criteria 50.00%