Quarterly report pursuant to Section 13 or 15(d)

License Agreements - Additional Information (Detail)

v3.21.2
License Agreements - Additional Information (Detail) - LifeCell License and Agreement [Member] - USD ($)
Aug. 31, 2021
Nov. 30, 2020
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 9,700,000  
Accounts Receivable [Member]    
License Agreements [Line Items]    
Royalties receivable 300,000  
Maximum [Member]    
License Agreements [Line Items]    
Royalties receivable annually 1,000,000  
Royalties receivable $ 10,000,000 $ 10,000,000