Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details Textual)

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Income Taxes (Details Textual) (USD $)
12 Months Ended
Nov. 30, 2012
Nov. 30, 2011
Nov. 30, 2010
Income Taxes (Textual) [Abstract]      
Uncertain tax positions $ 0    
Penalties and interest 0    
Federal statutory income tax rate 35.00% 35.00% 34.00%
Federal and State income tax rate 37.26% 37.62%  
Net operating loss for federal income tax purposes 17,234,000    
Net operating loss carry forward period 20 years    
Net operating loss expiring on November 30, 2028 if not utilized 8,000    
Net operating loss expiring on November 30, 2029 if not utilized 4,002,000    
Net operating loss expiring on November 30, 2030 if not utilized 3,353,000    
Net operating loss expiring on November 30, 2031 if not utilized 24,000    
Net operating loss expiring on November 30, 2032 if not utilized 9,847,000    
Alternative minimum tax credit $ 194,267