Annual report pursuant to Section 13 and 15(d)

Credit Facilities (Details Textual)

v2.4.0.6
Credit Facilities (Details Textual) (USD $)
12 Months Ended
Nov. 30, 2012
Nov. 30, 2011
Nov. 30, 2012
Margin Loan Agreement [Member]
Oct. 29, 2010
Mowood LLC [Member]
Revolving note payable [Member]
Nov. 30, 2012
Line of Credit [Member]
Nov. 29, 2012
Line of Credit [Member]
Mowood LLC [Member]
Revolving note payable [Member]
Oct. 29, 2011
Line of Credit [Member]
Mowood LLC [Member]
Revolving note payable [Member]
Credit Facilities (Textual) [Abstract]              
Maximum borrowing base of revolving note payable   $ 10,000,000   $ 1,250,000      
Accrued interest on outstanding balance         0.75% 4.209% 4.00%
Outstanding borrowings 120,000   0        
Credit Facilities (Additional Textual) [Abstract]              
Margin loan facility agreement period   180 days          
Loan facility secured by assets   10,000,000   1,250,000      
Accrued fee of unused portions 0.25%            
Outstanding principal and accrued interest payable, termination date Oct. 29, 2013            
Trading securities to serve as collateral borrowings under the loan facility $ 1,225,160