Annual report pursuant to Section 13 and 15(d)

Investments in Affiliates - Additional Information (Detail)

v3.3.1.900
Investments in Affiliates - Additional Information (Detail)
 3 Months Ended 12 Months Ended
Aug. 31, 2014
USD ($)
$ / shares
shares
Nov. 30, 2015
USD ($)
Installment
Nov. 30, 2014
USD ($)
Installment
Schedule of Equity Method Investments [Line Items]      
Equity method investment     $ 684,000
Equity in losses   $ (18,824) $ (362,884)
Accumulated Deficit [Member]      
Schedule of Equity Method Investments [Line Items]      
Reclassification from treasury stock to accumulated deficit. $ (400,000)    
Treasury Stock [Member]      
Schedule of Equity Method Investments [Line Items]      
Reclassification from treasury stock to accumulated deficit. $ 400,000    
Saneron [Member]      
Schedule of Equity Method Investments [Line Items]      
Ownership interest   33.00% 33.00%
Equity method investment   $ 0 $ 684,000
Loan Saneron in quarterly payments an aggregate amount   300,000  
Initial loan amount   $ 150,000  
Additional quarterly payments | Installment   0 5
Date of maturity   5 years  
First initial quarterly payment   $ 37,500  
Equity in losses   81,480  
Common shares repurchased | shares 93,800    
Common shares per share value | $ / shares $ 2.60    
Common shares sold by Saneron | shares 56,300    
Saneron [Member] | Impairment Of Equity Method Investments [Member]      
Schedule of Equity Method Investments [Line Items]      
Equity in losses   684,000  
Saneron [Member] | Stock Awards [Member]      
Schedule of Equity Method Investments [Line Items]      
Equity in losses   $ 19,000 $ 93,904
Saneron [Member] | Initial Loan [Member]      
Schedule of Equity Method Investments [Line Items]      
Additional quarterly payments | Installment   4  
Quarterly installments per quarter   $ 37,500  
Saneron [Member] | Additional Loan [Member]      
Schedule of Equity Method Investments [Line Items]      
Initial loan amount   $ 150,000  
Additional quarterly payments | Installment   4  
Quarterly installments per quarter   $ 37,500  
Additional Investments [Member] | Saneron [Member]      
Schedule of Equity Method Investments [Line Items]      
Equity in losses     $ 187,500