Annual report pursuant to Section 13 and 15(d)

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

v3.21.1
Stock-Based Compensation - Schedule of Restricted Stock Award Activity (Details) - Restricted Stock Units (RSUs) [Member] - shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of Shares Unvested, Outstanding, Beginning balance 27,319 60,651
Number of Shares Unvested, Granted 306,775 47,568
Number of Shares Unvested, Forfeited (13,865)
Number of Shares Unvested, Vested (127,319) (67,035)
Number of Shares Unvested, Outstanding, Ending balance 206,775 27,319