Quarterly report pursuant to Section 13 or 15(d)

License Agreements - Additional Information (Detail)

v3.3.1.900
License Agreements - Additional Information (Detail)
1 Months Ended 3 Months Ended
Aug. 31, 2013
USD ($)
Feb. 29, 2016
USD ($)
Agreement
Nov. 30, 2015
USD ($)
License Agreements [Line Items]      
Types of agreements | Agreement   2  
Ecuador affiliate [Member] | Affiliated Entity [Member]      
License Agreements [Line Items]      
Accounts receivable, additional allowance for doubtful accounts $ 150,000    
LifeCell License and Agreement [Member]      
License Agreements [Line Items]      
Royalty revenue   $ 4,100,000  
LifeCell License and Agreement [Member] | Maximum [Member]      
License Agreements [Line Items]      
Royalties receivable   1,000,000 $ 1,000,000
Royalty revenue   $ 10,000,000