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Accounting for Uncertainty in Income Taxes	12 Months Ended
Accounting for Uncertainty in Income Taxes	Apr. 30, 2017
Income Tax Disclosure [Abstract]
Accounting for Uncertainty in Income Taxes	Accounting for Uncertainty in Income Taxes The Company accounts for its income tax uncertainties in accordance with ASC Topic 740, “Income Taxes.” The Company's liability relating to uncertain tax positions for the years ended April 30, 2017 and 2016 was de minimis. With minor exceptions, the Company is currently open to audit by tax authorities for tax years ending April 30, 2014 through April 30, 2017. The Company is currently not under federal audit.