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Customer Deposits	6 Months Ended
Customer Deposits	Oct. 31, 2014
Customer Deposits [Abstract]
Other Liabilities Disclosure [Text Block]	CUSTOMER DEPOSITS For certain customers, we collect payment at the time the order is placed. These deposits are classified as a liability and will be recognized as revenue at the time of shipment in accordance with our revenue recognition policy. As of October 31, 2014 we had approximately $50,000 in customer deposits related to these arrangements.