Quarterly report pursuant to Section 13 or 15(d)

License Agreements - Summary of License Fees Earned (Detail)

v3.19.2
License Agreements - Summary of License Fees Earned (Detail) - USD ($)
3 Months Ended 6 Months Ended
May 31, 2019
May 31, 2018
May 31, 2019
May 31, 2018
License Agreements [Line Items]        
Revenue $ 8,127,852 $ 6,525,463 $ 15,622,964 $ 12,753,581
Licensee And Royalty Income Recognition [Member]        
License Agreements [Line Items]        
Revenue 201,828 203,159 201,828 203,159
India [Member] | Processing and Storage Royalties [Member]        
License Agreements [Line Items]        
Revenue $ 201,828 $ 203,159 $ 201,828 $ 203,159