Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation, Restricted Stock Awards Activity (Details)

v3.22.1
Stock-based Compensation, Restricted Stock Awards Activity (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Ocuphire Restricted Stock Awards [Abstract]    
Stock based compensation $ 445 $ 494
Ocuphire Restricted Stock Awards [Member]    
Ocuphire Restricted Stock Awards [Abstract]    
Granted (in shares) 0 0
Vested (in shares) 0 (40,000)
Forfeited (in shares) 0 0
Stock based compensation $ 0 $ 22