Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Schedule of Restricted Stock Awards Activity (Details)

v3.21.2
Stock-Based Compensation - Schedule of Restricted Stock Awards Activity (Details) - Restricted Stock Awards (RSAs) [Member]
6 Months Ended
Jun. 30, 2021
$ / shares
shares
Two Thousand Eighteen Restricted Stock Plan  
Restricted Stock Units  
Beginning balance 351,848
Granted 103,939
Forfeited (13,531)
Vested (24,721)
Beginning balance | $ / shares $ 4.77
Granted | $ / shares 4.82
Forfeited | $ / shares 6.40
Vested | $ / shares 6.92
Ending balance | $ / shares $ 4.57
Beginning balance 286,161
Vested (24,721)
Ending balance 351,848
Two Thousand Twenty Restricted Stock Plan  
Restricted Stock Units  
Beginning balance 3,750
Vested (625)
Beginning balance | $ / shares $ 25.50
Vested | $ / shares 25.50
Ending balance | $ / shares $ 25.50
Beginning balance 4,375
Vested (625)
Ending balance 3,750