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Derivative INSTRUMENTS AND FOREIGN CURRENCY EXPOSURE (Details Textual) (USD $)	12 Months Ended
	Jan. 31, 2013	Jan. 31, 2012
Foreign Currency Transaction Loss, before Tax	$ 741,052	$ 304,626
Foreign Currency Transaction Gain Loss Before Tax Price Per Share (in dollars per share)	$ 0.14	$ 0.05

Aggregate realized and unrealized loss on foreign currency transactions included in net income. Includes loss on a foreign currency forward exchange contract. Does not include foreign currency transactions designated as hedges of net investment in a foreign entity or intercompany foreign currency transactions that are of a long-term nature. Gross of tax effect.

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