XML 72 R52.htm IDEA: XBRL DOCUMENT v3.20.4
Fair Value Measurements - Narrative (Details) - USD ($)
1 Months Ended 12 Months Ended
Aug. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Proceeds from sale of investment   $ 40,125,418 $ 0 $ 0
Gain on investments   (588,270) 476,368 $ (1,342,005)
GeneOne (affiliated entity)        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Proceeds from sale of investment $ 40,100,000      
Realized gain on sale of investment $ 36,700,000      
Fair Value, Inputs, Level 1        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Derivative liability   7,100,000    
Fair Value, Inputs, Level 1 | GeneOne (affiliated entity)        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Number of shares held in an affiliated entity (in shares) 1,644,155      
Level 3        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Assets held-in-trust   0 $ 0  
Liabilities held   $ 0    
Common stock | Fair Value, Inputs, Level 1        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Number of shares owned (shares)   597,808