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Related Party Transactions (Details Textual) (USD $)
9 Months Ended
Jan. 31, 2013
Jan. 31, 2012
Related Party Transaction, Revenues from Transactions with Related Party $ 0 $ 20,000
Servicing Fees, Net 8,300  
Chief Executive Officer [Member]
   
Related Party Transaction, Amounts of Transaction 30,000 18,000
Board of Directors Chairman [Member]
   
Related Party Transaction, Amounts of Transaction 122,500 103,000
Substantial Stockholders [Member]
   
Related Party Transaction, Amounts of Transaction $ 3,000 $ 0