Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
6 Months Ended
Jun. 30, 2019
Jul. 26, 2019
Cover page.    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2019  
Document Transition Report false  
Entity File Number 001-5507  
City Area Code 832  
Local Phone Number 962-4000  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 06-0842255  
Entity Address, Address Line One 1201 Louisiana Street,  
Entity Address, Address Line Two Suite 3100,  
Entity Address, City or Town Houston,  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77002  
Title of 12(b) Security Common stock, par value $0.01 per share  
Trading Symbol TELL  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q2  
Entity Registrant Name Tellurian Inc.  
Entity Central Index Key 0000061398  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Emerging Growth Company false  
Entity Small Business false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   242,214,647