Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment (Schedule Of Depreciation And Amortization Expense) (Details)

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Property and Equipment (Schedule Of Depreciation And Amortization Expense) (Details) - USD ($)
3 Months Ended 9 Months Ended
Jan. 31, 2016
Jan. 31, 2015
Jan. 31, 2016
Jan. 31, 2015
Property and equipment:        
Depreciation and Amortization Expense $ 135,084 $ 114,559 $ 390,010 $ 329,799
Software Amortization Expense $ 122,619 $ 104,441 $ 354,688 $ 300,642