Quarterly Results of Operations (Tables)
12 Months Ended
Dec. 31, 2016
Quarterly Financial Information Disclosure [Abstract]  
Schedule of Selected Financial Data for Each Quarter

The following tables contain selected financial data for each quarter of the years ended December 31, 2016 and 2015. The Company believes that the following information reflects all normal recurring adjustments necessary for a fair presentation of the information for each quarter of the years ended December 31, 2016 and 2015. The operating results for any period are not necessarily indicative of results for any future periods.

     Year Ended December 31, 2016  
     First
Quarter
    Second
Quarter
    Third
Quarter
    Fourth
Quarter
 

Revenues

   $ 7     $ 79     $ —       $ —    

Net loss - Basic and Diluted

     (10,692     (13,075     (11,542     (21,971

Loss per share - Basic and Diluted

   $ (0.39   $ (0.48   $ (0.42   $ (0.81
     Year Ended December 31, 2015  
     First
Quarter
    Second
Quarter
    Third
Quarter
    Fourth
Quarter
 

Revenues

   $ 489     $ 874     $ 2,440     $ —    

Net loss - Basic and Diluted

     (4,689     (5,684     (4,787     (9,530

Loss per share - Basic and Diluted

   $ (0.21   $ (0.25   $ (0.19   $ (0.35