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Annual report pursuant to Section 13 and 15(d)

Income Taxes (Schedule of Defered Income Tax Assets and Liabilities) (Details)

v3.19.2
Income Taxes (Schedule of Defered Income Tax Assets and Liabilities) (Details) - USD ($)
Apr. 30, 2019
Apr. 30, 2018
Apr. 30, 2017
Deferred tax assets: Ìý Ìý Ìý
Net operating loss carryforward $ 9,033,235 $ 7,163,547 Ìý
Allowance for doubtful accounts (recovery) 181,774 105,122 Ìý
Deferred rent 180,154 20,574 Ìý
Stock-based compensation 954,586 687,067 Ìý
Contributions carryforward 60 60 Ìý
Total deferred tax assets 10,349,809 7,976,370 Ìý
Deferred tax liabilities: Ìý Ìý Ìý
Property and equipment (234,336) (132,042) Ìý
Intangibles (64,439) (6,573) Ìý
Total deferred tax liabilities (298,775) (138,615) Ìý
Deferred tax assets, net 10,051,034 7,837,755 Ìý
Valuation allowance: Ìý Ìý Ìý
Valuation allowance (10,051,034) (7,837,755) $ (9,471,662)
Net deferred tax asset Ìý