Annual report pursuant to Section 13 and 15(d)

License Agreements - Additional Information (Detail)

v2.4.0.8
License Agreements - Additional Information (Detail) (USD $)
 0 Months Ended 12 Months Ended 1 Months Ended
Oct. 17, 2011
Installment
Nov. 30, 2013
Agreement
Installment
Nov. 30, 2012
Installment
Nov. 30, 2011
Aug. 31, 2013
Ecuador Affiliate [Member]
Dec. 31, 2013
Subsequent Event [Member]
Mexico [Member]
License Agreements [Line Items]            
Types of agreement   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   550,782 1,115,505      
Deferred royalty revenue   551,585 1,104,623      
Number of installments received   12 12      
Revenue associated with two agreements   50,000 50,000      
Accounts receivable, allowance for doubtful accounts   1,994,575 1,367,465 942,533 150,000  
Processing and storage revenues   $ 1,444,000 $ 1,595,000