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SHARE-BASED PAYMENT (Details)
3 Months Ended 6 Months Ended
Aug. 31, 2013
Aug. 31, 2012
Aug. 31, 2013
Aug. 31, 2012
Expected term (in years)     2 years 11 months 30 days  
Stock Options [Member]
       
Expected dividends 0.00% 0.00% 0.00% 0.00%
Expected term (in years) 3 years 6 months 3 years 6 months 3 years 6 months 3 years 6 months
Weighted-average volatility 70.00% 60.00% 70.00% 60.00%
Risk-free rate minimum 0.51% 0.41% 0.51% 0.54%
Risk-free rate maximum 0.51% 0.41% 0.51% 0.54%