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 9 Months Ended
Aug. 31, 2014
Aug. 31, 2013
Aug. 31, 2014
Aug. 31, 2013
License Agreements [Line Items]        
License Fee $ 0 $ 0 $ 0 $ 0
Process and Storage Royalties 169,412 323,816 1,302,074 975,580
Total 169,412 323,816 1,302,074 975,580
India [Member]
       
License Agreements [Line Items]        
License Fee 0 0 0 0
Process and Storage Royalties 169,412 169,411 508,235 508,235
Total 169,412 169,411 508,235 508,235
Mexico [Member]
       
License Agreements [Line Items]        
License Fee 0 0 0 0
Process and Storage Royalties 0 154,405 793,839 467,345
Total $ 0 $ 154,405 $ 793,839 $ 467,345