Organization and Nature of Operations (Details)		12 Months Ended
	Dec. 31, 2019 trains	Dec. 31, 2019 unit mi item milliontonnes / yr trains
Organization and Nature of Operations
Number Of Natural Gas Liquefaction And Export Facilities | unit		2
Sabine Pass LNG Terminal [Member]
Organization and Nature of Operations
Total Production Capability | milliontonnes / yr		30
Number of LNG Storage Tanks | unit		5
Number of marine berths | item		2
Corpus Christi LNG Terminal [Member]
Organization and Nature of Operations
Number of Liquefaction LNG Trains Operating | trains	2
Number of Liquefaction LNG Trains Constructing | trains	1
Total Production Capability | milliontonnes / yr		15
Number of LNG Storage Tanks | milliontonnes / yr		3
Number of marine berths | milliontonnes / yr		2
Corpus Christi Pipeline [Member]
Organization and Nature of Operations
Length of Natural Gas Pipeline | mi		23
Corpus Christi LNG Terminal Expansion [Member]
Organization and Nature of Operations
Total Production Capability | milliontonnes / yr		10
Corpus Christi LNG Terminal Expansion [Member] | Maximum [Member]
Organization and Nature of Operations
Number of Liquefaction LNG Trains | trains		7
Cheniere Partners [Member]
Organization and Nature of Operations
General Partner ownership percentage		100.00%
Limited Partner ownership percentage		48.60%
Cheniere Partners [Member] | Sabine Pass LNG Terminal [Member]
Organization and Nature of Operations
Number of Liquefaction LNG Trains Operating | trains	5
Number of Liquefaction LNG Trains Constructing | trains	1
Cheniere Partners [Member] | Creole Trail Pipeline [Member]
Organization and Nature of Operations
Length of Natural Gas Pipeline | mi		94