Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Details 1)

v3.22.1
Stock-Based Compensation (Details 1) - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 716,161 827,309
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period 100,520 43,906
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period 458,270 165,374
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period 447,642 429,974
Summary of unvested Restricted Shares and RSUs activity    
Beginning balance, unvested 827,309 606,615
Granted 447,642 429,974
Vested (458,270) (165,374)
Forfeited (100,520) (43,906)
Ending balance, unvested 716,161 827,309
Summary of unvested Restricted Shares and RSUs, Weighted Average Grant Date Fair Value    
Beginning balance, outstanding $ 6.77 $ 6.56
Granted 4.88
Vested 5.08
Forfeited 6.83
Ending balance, outstanding $ 6.77
Restricted Shares [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 32,394 64,289
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period 1,336
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period 30,559 8,024
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Summary of unvested Restricted Shares and RSUs activity    
Beginning balance, unvested 64,289 72,313
Granted
Vested (30,559) (8,024)
Forfeited (1,336)
Ending balance, unvested 32,394 64,289
Restricted Stock Units [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number   763,020
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period   43,906
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period   157,350
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   429,974
Summary of unvested Restricted Shares and RSUs activity    
Beginning balance, unvested 763,020 534,302
Granted   429,974
Vested   (157,350)
Forfeited   (43,906)
Ending balance, unvested   763,020
Summary of unvested Restricted Shares and RSUs, Weighted Average Grant Date Fair Value    
Granted $ 447,642  
Vested 427,711  
Forfeited 99,184  
Ending balance, outstanding $ 683,767