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INCOME TAXES - Additional Information (Detail) (USD $)
May 31, 2013
Feb. 28, 2013
Feb. 29, 2012
Valuation Allowance of Deferred Tax Assets
Income Taxes [Line Items]      
Current portion of income tax receivable $ 2,547,545 $ 3,457,093  
Valuation allowance $ 643,403 $ 643,403 $ 643,403