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Contingent Consideration (Tables)
 12 Months Ended
Dec. 31, 2020
Business Combinations [Abstract]  
Summary of Fair Value of Contingent Consideration The Company remeasures the fair value of contingent consideration at each reporting date, and below is a summary of the contingent consideration activity through December 31, 2020:

 

 

Year Ended December 31,

 

 

 

2020

 

 

2019

 

Beginning balance

 

$

2,750,000

 

 

$

—

 

Acquisition date fair value

 

 

—

 

 

 

2,750,000

 

Cumulative change in fair value

 

 

16,265,010

 

 

 

—

 

Fair value of payments settled in common stock (IND Milestone)

 

 

(13,625,010

)

 

 

—

 

Ending balance

 

$

5,390,000

 

 

$

2,750,000