Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Additional Information (Detail)

v3.7.0.1
Stockholders' Equity - Additional Information (Detail) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2017
Mar. 31, 2017
Jun. 30, 2017
Jun. 30, 2016
Jan. 31, 2017
Dec. 31, 2016
Class of Stock [Line Items]            
Proceeds from the issuance of common stock     $ 212,477,000 $ 36,857,000    
Shares issued value     $ 211,977,000 $ 36,374,000    
Number of shares issued 211,500,000   211,500,000     109,600,000
Shares issued value $ 1,933,000   $ 1,933,000     $ 101,000
At-the-Market Program [Member]            
Class of Stock [Line Items]            
Number of shares issued 500,000 500,000 500,000      
Shares issued value $ 5,100,000   $ 5,100,000      
Fees and commissions 100,000   $ 100,000      
Maximum [Member] | At-the-Market Program [Member]            
Class of Stock [Line Items]            
Proceeds from the issuance of common stock $ 200,000,000          
Series B Preferred Stock [Member]            
Class of Stock [Line Items]            
Number of shares converted 1   1      
Series B convertible preferred stock, terms of conversion     Series B convertible preferred stock (the "Series B Preferred Stock") pursuant to the terms of the Tellurian Investments Certificate of Incorporation (the "Preferred Share Exchange"). The terms of the Series B Preferred Stock were substantially similar to those of the Tellurian Investments Preferred Shares. The Series B Preferred Stock were exchangeable at any time into shares of the Company's common stock on a one-for-one basis, subject to anti-dilution adjustments in certain circumstances.      
TOTAL Delaware Inc [Member]            
Class of Stock [Line Items]            
Number of shares issued         35,400,000  
Shares issued value         $ 207,000,000  
Shares exchanged for issue of common stock         46,000,000  
GE Oil & Gas, Inc. [Member]            
Class of Stock [Line Items]            
Number of shares converted 5,500,000   5,500,000      
GE Oil & Gas, Inc. [Member] | Series A Preferred Stock [Member]            
Class of Stock [Line Items]            
Number of shares converted 5,500,000   5,500,000      
GE Oil & Gas, Inc. [Member] | Series B Preferred Stock [Member]            
Class of Stock [Line Items]            
Number of shares converted 5,500,000   5,500,000