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Property and Equipment (Schedule of Software, Net) (Details) (USD $)
Jul. 31, 2014
Apr. 30, 2014
Apr. 30, 2013
Property, Plant and Equipment [Line Items]      
Intangible asset, net $ 127,493 $ 108,882 $ 208,095
Software [Member]
     
Property, Plant and Equipment [Line Items]      
Intangible asset, gross 1,975,640 1,894,215 1,518,142
Accumulated amortization (816,801) (720,823) (386,599)
Intangible asset, net $ 1,158,839 $ 1,173,392 $ 1,131,543