Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets - Schedule of Intangible Assets (Detail)

v3.21.2
Intangible Assets - Schedule of Intangible Assets (Detail) - USD ($)
 9 Months Ended
Aug. 31, 2021
Nov. 30, 2020
Finite-Lived Intangible Assets [Line Items]    
Net Intangible Assets $ 1,572,804 $ 1,181,588
Patents [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite lived intangible assets, gross 234,570 234,570
Less: Accumulated amortization $ (55,868) (47,150)
Patents [Member] | Duke University [Member]    
Finite-Lived Intangible Assets [Line Items]    
Useful lives 16 years  
Finite lived intangible assets, gross $ 456,224  
Less: Accumulated amortization $ (14,257)  
Patents [Member] | Minimum [Member]    
Finite-Lived Intangible Assets [Line Items]    
Useful lives 10 years  
Patents [Member] | Maximum [Member]    
Finite-Lived Intangible Assets [Line Items]    
Useful lives 20 years  
License Agreement [Member]    
Finite-Lived Intangible Assets [Line Items]    
Useful lives 10 years  
Finite lived intangible assets, gross $ 470,000 470,000
Less: Intangible asset impairment (185,000) (185,000)
Less: Accumulated amortization $ (195,879) (178,443)
Customer Relationships [Member]    
Finite-Lived Intangible Assets [Line Items]    
Useful lives 15 years  
Finite lived intangible assets, gross $ 41,000 41,000
Less: Intangible asset impairment (26,267) (26,267)
Less: Accumulated amortization $ (7,719) (7,122)
Brand [Member]    
Finite-Lived Intangible Assets [Line Items]    
Useful lives 1 year  
Finite lived intangible assets, gross $ 31,000 31,000
Less: Accumulated amortization $ (31,000) (31,000)
Customer Relationships One [Member]    
Finite-Lived Intangible Assets [Line Items]    
Useful lives 30 years  
Finite lived intangible assets, gross $ 960,000 960,000
Less: Accumulated amortization $ (104,000) $ (80,000)