Quarterly report pursuant to Section 13 or 15(d)

License Agreements - Summary of License Fees Earned (Detail)

v2.4.0.8
License Agreements - Summary of License Fees Earned (Detail) (USD $)
3 Months Ended 6 Months Ended
May 31, 2014
May 31, 2013
May 31, 2014
May 31, 2013
License Agreements [Line Items]        
License Fee $ 0 $ 0 $ 0 $ 0
Process and Storage Royalties 169,411 328,230 1,132,662 651,764
Total 169,411 328,230 1,132,662 651,764
India [Member]
       
License Agreements [Line Items]        
License Fee 0 0 0 0
Process and Storage Royalties 169,411 169,412 338,823 338,824
Total 169,411 169,412 338,823 338,824
Mexico [Member]
       
License Agreements [Line Items]        
License Fee 0 0 0 0
Process and Storage Royalties 0 158,818 793,839 312,940
Total $ 0 $ 158,818 $ 793,839 $ 312,940