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

v3.21.2
Patent Option and Technology License Agreement - Additional Information (Detail) - USD ($)
3 Months Ended 9 Months Ended
Feb. 23, 2021
Dec. 01, 2020
Jun. 30, 2020
Aug. 31, 2021
Aug. 31, 2020
Aug. 31, 2021
Aug. 31, 2020
Mar. 08, 2021
Feb. 28, 2021
Patent Option And Technology License Agreement [Line Items]                  
Long-term line of credit     $ 350,000            
Line of credit facility   $ 150,000 $ 150,000            
Revenue       $ 7,503,652 $ 8,114,358 $ 21,569,464 $ 23,606,976    
Duke University [Member]                  
Patent Option And Technology License Agreement [Line Items]                  
License fee payable   $ 12,000,000              
License fee transferred               $ 4,889,410  
Milestone payments first phase III clinical trial $ 2,000,000                
Capitalized costs to obtain agreement                 $ 15,132,189
Present value of license fee       12,000,000   12,000,000      
Number of common stock value transferred       $ 3,585,170   $ 3,585,170      
Capitalized costs amortization period       16 years   16 years      
Amortization expense       $ 240,193   $ 480,387      
Duke University [Member] | 5.0% upon Execution of the Agreement [Member] | Fully Diluted Equity Ownership                  
Patent Option And Technology License 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 And Technology License Agreement [Line Items]                  
Common Stock Equal Full Diluted Equity Ownership Outstanding Percentage 2.50%                
Duke University [Member] | Minimum [Member]                  
Patent Option And Technology License 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 And Technology License 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 And Technology License Agreement [Line Items]                  
Average Closing Market Capital $ 500,000,000                
Duke University [Member] | Maximum [Member]                  
Patent Option And Technology License Agreement [Line Items]                  
Royalties Percentage Portion of Net Sales 12.50%                
Duke University [Member] | Within Fourteen (14) days of February 23, 2021                  
Patent Option And Technology License Agreement [Line Items]                  
License fee payable $ 5,000,000                
Duke University [Member] | First Anniversary [Member]                  
Patent Option And Technology License Agreement [Line Items]                  
License fee payable 5,000,000                
Duke University [Member] | Second Anniversary [Member]                  
Patent Option And Technology License 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 And Technology License 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 And Technology License 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 And Technology License Agreement [Line Items]                  
Common Stock Equal Full Diluted Equity Ownership Outstanding Percentage 2.50%                
Revenue $ 75,000,000