Quarterly report pursuant to Section 13 or 15(d)

Stock Options (Details 5)

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Stock Options (Details 5) (Performance and market-based vesting condition options [Member], USD $)
9 Months Ended 12 Months Ended
Aug. 31, 2012
Nov. 30, 2011
Performance and market-based vesting condition options [Member]
   
Stock option activity for options    
Outstanding at November 30, 2011, Shares     
Granted, Shares 1,170,000  
Exercised, Shares     
Expired/forfeited, Shares (30,000)  
Outstanding at August 31, 2012, Shares 1,140,000   
Outstanding at November 30, 2011, Weighted Average Exercise Price     
Granted, Weighted Average Exercise Price $ 1.73  
Exercised, Weighted Average Exercise Price     
Expired/forfeited, Weighted Average Exercise Price $ 1.72  
Outstanding at August 31, 2012, Weighted Average Exercise Price $ 1.73   
Outstanding, Weighted Average Remaining Contractual Term (Years) 7 years 10 months 2 days   
Outstanding at November 30, 2011, Aggregate Intrinsic Value     
Outstanding at August 31, 2012, Aggregate Intrinsic Value 499,800   
Exercisable at August 31, 2012, Shares     
Exercisable at August 31, 2012, Weighted Average Exercise Price     
Exercisable at August 31, 2012, Weighted Average Remaining Contractual Term (Years)     
Exercisable at August 31, 2012, Aggregate Intrinsic Value