Accrued and Other Current Liabilities - Summary of Accrued and Other Current Liabilities (Details) - USD ($)	Jul. 31, 2019	Apr. 30, 2019
Payables and Accruals [Abstract]
Deferred sales revenues	$ 2,134,543	$ 3,209,288
State and local taxes payable	1,812,188	1,913,638
Payroll	1,067,820	19,000
Lease liability, current portion	365,890
Accrued shipping and freight	368,346	226,695
Accrued interest payable	112,764	139,746
Other operational accruals	618,236	309,694
Accrued and other current liabilities	$ 6,479,787	$ 5,818,061

Accrued shipping and freight, current portion.

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Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount of liabilities incurred to vendors for goods and services received, and accrued liabilities classified as other, payable within one year or the normal operating cycle, if longer.

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No definition available.

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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