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Patent Option and Technology License Agreement - Additional Information (Detail)

v3.21.1
Patent Option and Technology License Agreement - Additional Information (Detail) - USD ($)
3 Months Ended
Feb. 23, 2021
Dec. 01, 2020
Jun. 30, 2020
Feb. 28, 2021
Feb. 29, 2020
Mar. 08, 2021
Patent Option Agreement [Line Items]            
Long-term line of credit     $ 350,000      
Line of credit facility   $ 150,000 $ 150,000      
Revenue       $ 6,860,617 $ 7,620,774  
Duke University [Member]            
Patent Option Agreement [Line Items]            
License fee payable   $ 12,000,000        
Milestone payments first phase III clinical trial $ 2,000,000          
Capitalized costs to obtain agreement 58,073,486          
Present value of license fee 12,000,000          
Number of common stock value transferred $ 3,585,170          
Capitalized costs amortization period 15 years          
Duke University [Member] | 5.0% upon Execution of the Agreement [Member] | Fully Diluted Equity Ownership            
Patent Option Agreement [Line Items]            
Common Stock Equal Full Diluted Equity Ownership Outstanding Percentage 5.00%          
Duke University [Member] | 2.5% Market Cap [Member] | Fully Diluted Equity Ownership            
Patent Option Agreement [Line Items]            
Common Stock Equal Full Diluted Equity Ownership Outstanding Percentage 2.50%          
Duke University [Member] | Subsequent Event [Member]            
Patent Option Agreement [Line Items]            
License fee transferred           $ 4,889,410
Duke University [Member] | Minimum [Member]            
Patent Option Agreement [Line Items]            
Royalties Percentage Portion of Net Sales 7.00%          
Duke University [Member] | Minimum [Member] | 2.5% Market Cap Triggers with 18 Months [Member] | Fully Diluted Equity Ownership            
Patent Option Agreement [Line Items]            
Average Closing Market Capital $ 300,000,000          
Duke University [Member] | Minimum [Member] | 2.5% Market Cap Triggers with 24 Months [Member] | Fully Diluted Equity Ownership            
Patent Option Agreement [Line Items]            
Average Closing Market Capital $ 500,000,000          
Duke University [Member] | Maximum [Member]            
Patent Option Agreement [Line Items]            
Royalties Percentage Portion of Net Sales 12.50%          
Duke University [Member] | Within Fourteen (14) days of February 23, 2021            
Patent Option Agreement [Line Items]            
License fee payable $ 5,000,000          
Duke University [Member] | First Anniversary [Member]            
Patent Option Agreement [Line Items]            
License fee payable 5,000,000          
Duke University [Member] | Second Anniversary [Member]            
Patent Option Agreement [Line Items]            
License fee payable 2,000,000          
Minimum Annual Royalties Due Year Two 500,000          
Minimum Annual Royalties Due Year Three 1,000,000          
Minimum Annual Royalties Due Year Four 2,500,000          
Minimum Annual Royalties Due Year Five 5,000,000          
Minimum Annual Royalties Due After Year Five $ 5,000,000          
Duke University [Member] | Licensed Product and Licensed Process [Member]            
Patent Option Agreement [Line Items]            
Royalties Term 15 years          
Duke University [Member] | Licensed Product and Licensed Process [Member] | 2.5% Upon Cumulative Net Sales [Member] | Fully Diluted Equity Ownership            
Patent Option Agreement [Line Items]            
Common Stock Equal Full Diluted Equity Ownership Outstanding Percentage 2.50%          
Revenue $ 10,000,000          
Duke University [Member] | Licensed Product and Licensed Process [Member] | 2.5% Upon Cumulative Net Sales [Member] | Fully Diluted Equity Ownership            
Patent Option Agreement [Line Items]            
Common Stock Equal Full Diluted Equity Ownership Outstanding Percentage 2.50%          
Revenue $ 75,000,000