Quarterly report pursuant to Section 13 or 15(d)

License Agreements - Additional Information (Detail)

v2.4.0.8
License Agreements - Additional Information (Detail) (USD $)
 3 Months Ended 6 Months Ended 0 Months Ended 1 Months Ended
May 31, 2014
May 31, 2013
May 31, 2014
Agreement
May 31, 2013
Installment
Nov. 30, 2013
Oct. 17, 2011
Mexico [Member]
Installment
Dec. 31, 2013
Mexico [Member]
Aug. 31, 2013
Ecuador Affiliate [Member]
License Agreements [Line Items]                
Types of agreements     2          
Date of notification received related to terminating license agreement     Aug. 19, 2011          
Date of amendment to license agreement with Mexico     Oct. 17, 2011          
Total royalty to be received in 37 monthly installments           $ 1,863,000    
Number of installments           37    
Amount of installment to be received related to termination of licenses agreement           50,000    
Final payment to be received related to termination of license agreement           13,000    
Mexico paid the balance due             563,000  
Royalty note receivable 0   0   550,782      
Deferred royalty revenue 0   0   551,585      
Number of installments received       6        
Revenue associated with two agreements       50,000        
Accounts receivable, allowance for doubtful accounts 1,934,304   1,934,304   1,994,575     150,000
Processing and storage revenues $ 449,664 $ 382,979 $ 812,611 $ 757,199