Annual report pursuant to Section 13 and 15(d)

COMMITMENTS AND CONTINGENCIES (Details Textual)

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COMMITMENTS AND CONTINGENCIES (Details Textual) - USD ($)
12 Months Ended
Apr. 30, 2015
Apr. 30, 2014
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]    
Other Commitment $ 183,000  
Operating Leases, Rent Expense $ 126,000 $ 353,000