Quarterly report pursuant to Section 13 or 15(d)

License Agreements - Additional Information (Detail)

v3.21.1
License Agreements - Additional Information (Detail) - USD ($)
 3 Months Ended
Feb. 28, 2021
Feb. 29, 2020
Nov. 30, 2020
License Agreements [Line Items]      
Revenue $ 6,860,617 $ 7,620,774  
License Fee [Member]      
License Agreements [Line Items]      
Revenue 0 0  
Processing and Storage Royalties [Member]      
License Agreements [Line Items]      
Revenue 0 $ 0  
LifeCell License and Agreement [Member]      
License Agreements [Line Items]      
Royalties receivables, due 10,000,000    
Royalty income since inception of license and royalty agreement 10,000,000    
Royalty collected since inception of license and royalty agreement 9,200,000    
LifeCell License and Agreement [Member] | Accounts Receivables [Member]      
License Agreements [Line Items]      
Royalties receivable 800,000    
LifeCell License and Agreement [Member] | Maximum [Member]      
License Agreements [Line Items]      
Royalties receivable annually 1,000,000    
Royalties receivable $ 10,000,000   $ 10,000,000