Annual report pursuant to Section 13 and 15(d)

Share-Based Compensation (Details 1)

v3.22.1
Share-Based Compensation (Details 1) - Restricted Stock [Member] - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of shares, Beginning balance 414,071  
Number of shares, Granted 88,025 0
Number of shares, Vested (102,615)  
Number of shares, Forfeited (10,595)  
Number of shares, Ending balance 388,886 414,071
Weighted-average grant-date fair value per share at beginning of period $ 31.01  
Weighted-average grant-date fair value per share, Granted 2.70  
Weighted-average grant-date fair value per share, Vested 31.19  
Weighted-average grant-date fair value per share, Forfeited 31.19  
Weighted-average grant-date fair value per share at end of period $ 24.55 $ 31.01