Annual report pursuant to Section 13 and 15(d)

Variable Interest Entities (Details)

v3.8.0.1
Variable Interest Entities (Details)
shares in Millions
 12 Months Ended
Dec. 31, 2017
shares
Dec. 31, 2017
members
shares
Dec. 31, 2016
shares
Dec. 31, 2012
shares
Blackstone CQP Holdco [Member]        
Variable Interest Entity [Line Items]        
Number Of Members Of The Board Of Directors   1    
Cheniere Partners [Member] | Class B Units [Member] | Director Appointment Entitlement Minimum [Member]        
Variable Interest Entity [Line Items]        
Limited Partner ownership percentage   20.00%    
Limited Partners' Capital Account, Units Outstanding | shares 50.0 50.0    
Cheniere Holdings [Member]        
Variable Interest Entity [Line Items]        
Noncontrolling Interest, Ownership Percentage by Parent 82.70% 82.70% 82.60%  
Cheniere Holdings [Member] | Ownership Percentage of Outstanding Shares Required To Control Company [Member]        
Variable Interest Entity [Line Items]        
Noncontrolling Interest, Ownership Percentage by Parent 25.00% 25.00%    
Cheniere Partners [Member]        
Variable Interest Entity [Line Items]        
General Partner ownership percentage   100.00%    
Cheniere Energy Partners GP, LLC [Member] | Blackstone CQP Holdco and Cheniere [Member]        
Variable Interest Entity [Line Items]        
Number Of Members Of The Board Of Directors   4    
Minimum Number Of Members Of The Board Of Directors Required For Quorum   2    
Cheniere Energy Partners GP, LLC [Member] | Blackstone CQP Holdco [Member]        
Variable Interest Entity [Line Items]        
Number Of Members Of The Board Of Directors   3    
Minimum Number Of Members Of The Board Of Directors Required For Quorum   2    
Cheniere Energy Partners GP, LLC [Member] | Cheniere [Member]        
Variable Interest Entity [Line Items]        
Number Of Members Of The Board Of Directors   4    
Minimum Number Of Members Of The Board Of Directors Required For Quorum   2    
Cheniere Holdings [Member] | Cheniere Partners [Member]        
Variable Interest Entity [Line Items]        
Limited Partner ownership percentage 48.60% 48.60% 55.90%  
Cheniere Holdings [Member] | Cheniere Partners [Member] | Common Units [Member]        
Variable Interest Entity [Line Items]        
Partners Capital Account, Units, Units Held | shares 104.5 104.5 12.0  
Cheniere Holdings [Member] | Cheniere Partners [Member] | Subordinated Units [Member]        
Variable Interest Entity [Line Items]        
Partners Capital Account, Units, Units Held | shares 135.4 135.4 135.4  
Cheniere Holdings [Member] | Cheniere Partners [Member] | Class B Units [Member]        
Variable Interest Entity [Line Items]        
Partners Capital Account, Units, Units Held | shares     45.3  
Partners Capital Account, Units, Sold In Private Placement | shares       100.0