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Stock Based Compensation (Tables)
6 Months Ended
Jun. 30, 2021
Share-based Payment Arrangement, Noncash Expense [Abstract]  
The status of Restricted Stock and changes
The following summarizes the status of Restricted Stock and changes during the six months ended June 30, 2021:
Number of
Shares
Weighted Average Grant Date Fair Value
Unvested balance at December 31, 2020507,835 $6.25 
Granted250,635 13.74 
Vested(64,106)7.86 
Forfeited(15,964)5.30 
Unvested balance at June 30, 2021678,400 $8.85 
Schedule of stock appreciation rights activity
A summary of the Company's stock appreciation rights activity for the six months ended June 30, 2021 is as follows:
Number of
Shares
Weighted Average Grant Date Fair Value
Outstanding as of December 31, 2020180,925 $2.57 
Granted— — 
Exercised— — 
Forfeited(3,909)2.57 
Outstanding at end of the period ended June 30, 2021177,016 $2.57 
Exercisable at end of the period ended June 30, 2021124,801 $2.57