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Equity-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2021
Employees [Member]  
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]  
Schedule of Stock Option Activity

Stock option activity for employees:

 

   Number of
Options
   Weighted
Average Exercise Price
   Weighted Average Remaining Contractual Term (Years)   Aggregate Intrinsic Value 
Outstanding January 1, 2021   1,049,695   $5.38    9.28   $ 
Granted                
Forfeited   (50,898)   2.39         
Expired                
Outstanding June 30, 2021   998,797   $5.53    9.23   $ 
Vested and expected to vest June 30, 2021   998,797   $5.53    9.23   $ 
Exercisable June 30, 2021   725,198   $4.07    8.10   $ 
Schedule of Unvested Stock Option Activity

Unvested stock option activity for employees:

 

    Number of Options   Weighted Average Exercise Price   Weighted Average Remaining Contractual Term (Years)   Aggregate Intrinsic Value 
Unvested January 1, 2021    767,029   $3.71    9.68   $ 
Granted                 
Expired    (50,898)   2.39         
Vested    (442,532)   2.47         
Unvested June 30, 2021    273,599   $13.99    7.33   $ 
Non Employees [Member]  
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]  
Schedule of Stock Option Activity

Stock option activity for non-employees:

 

   Number of Options   Weighted Average Exercise Price   Weighted Average Remaining Contractual Term (Years)   Aggregate Intrinsic Value 
Outstanding January 1, 2021   166,533   $11.03    6.88   $ 
Granted                
Forfeited                
Expired   (322)   965.93         
Outstanding June 30, 2021   166,211   $9.18    7.05   $ 
Vested and expected to vest June 30, 2021   166,211   $9.18    7.05   $ 
Exercisable June 30, 2021   155,766   $4.07    7.74   $ 
Schedule of Unvested Stock Option Activity

Unvested stock option activity for non-employees:

 

    Number of Options   Weighted Average Exercise Price   Weighted Average Remaining Contractual Term (Years)   Aggregate Intrinsic Value 
Unvested January 1, 2021    66,202   $7.24    6.38   $ 
Granted                 
Expired                 
Vested    (55,757)   4.69         
Unvested June 30, 2021    10,445   $20.86    6.25   $