Annual report pursuant to Section 13 and 15(d)

Equity - Schedule of Stock based Compensation (Details)

v3.10.0.1
Equity - Schedule of Stock based Compensation (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Class of Stock [Line Items]    
Stock-based compensation $ 1,140 $ 707
General and administrative    
Class of Stock [Line Items]    
Stock-based compensation 976 684
Research and development    
Class of Stock [Line Items]    
Stock-based compensation $ 164 $ 23