Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation, Restricted Stock and Stock Options (Details) - Schedule of stock based compensation expenses

v3.22.1
Stock-Based Compensation, Restricted Stock and Stock Options (Details) - Schedule of stock based compensation expenses - Stock-Based Compensation [Member] - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Research and development expenses $ 55 $ 490
Selling, general and administrative expenses 1,028 2,976
Total stock-based compensation $ 1,083 $ 3,466