Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Schedule of Stock-Based Compensation Awards Granted (Details)

v3.20.2
Stock-Based Compensation - Schedule of Stock-Based Compensation Awards Granted (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation $ 529 $ 388 $ 872 $ 847
General and Administrative Expenses [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation 407 299 684 584
Research and Development Expenses [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation $ 122 $ 89 $ 188 $ 263