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, 2013
May 31, 2012
May 31, 2013
May 31, 2012
License Agreements [Line Items]        
License Fee   $ 10,000   $ 15,000
Process and Storage Royalties 328,230 309,133 651,764 645,875
Total 328,230 319,133 651,764 660,875
India [Member]
       
License Agreements [Line Items]        
Process and Storage Royalties 169,412 169,412 338,824 338,824
Total 169,412 169,412 338,824 338,824
Mexico [Member]
       
License Agreements [Line Items]        
Process and Storage Royalties 158,818 139,721 312,940 307,051
Total 158,818 139,721 312,940 307,051
Nicaragua [Member]
       
License Agreements [Line Items]        
License Fee   10,000   15,000
Total   $ 10,000   $ 15,000