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Deferred Revenues	6 Months Ended
Deferred Revenues	Oct. 31, 2014
Deferred Revenues [Abstract]
Deferred Revenues	Deferred Revenues Deferred revenues of approximately $463,000 as of October 31, 2014 represent prepayments for products and services related to the use of the OpenElect® and PBC voting systems, and other software and technical support services. The Company will recognize the revenues upon the fulfillment of the prescribed criteria for revenue recognition.