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Annual report pursuant to Section 13 and 15(d)

Property and Equipment (Schedule of Estimated Amortization Expense of Software) (Details)

v3.19.2
Property and Equipment (Schedule of Estimated Amortization Expense of Software) (Details) - USD ($)
Apr. 30, 2019
Apr. 30, 2018
Property, Plant and Equipment [Line Items] Ìý Ìý
Intangible asset, net $ 161,930 $ 138,159
Software [Member] Ìý Ìý
Property, Plant and Equipment [Line Items] Ìý Ìý
2020 826,918 Ìý
2021 754,471 Ìý
2022 664,998 Ìý
2023 504,758 Ìý
Thereafter 211,860 Ìý
Intangible asset, net $ 2,963,005 $ 1,732,745