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Summary of Non-Vested Restricted Stock (Details) - Non Vested Restricted Stock Member
9 Months Ended
Sep. 30, 2021
$ / shares
shares
Number of Shares  
Beginning Balance | shares 786,280
Granted | shares 1,601,224
Vested | shares (466,436)
Cancelled | shares (410,413)
Ending Balance | shares 1,510,655
Weighted Average Grant Date Fair Value  
Beginning Balance | $ / shares $ 3.08
Granted | $ / shares 2.60
Vested | $ / shares 3.68
Cancelled | $ / shares 3.46
Ending Balance | $ / shares $ 2.28