Ë¿¹ÏÊÓÆµ. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Nature of Operations and Liquidity (Liquidity) (Details)

v3.10.0.1

Nature of Operations and Liquidity (Liquidity) (Details) - USD ($)		3 Months Ended	6 Months Ended		12 Months Ended
	Dec. 03, 2018	Oct. 31, 2018	Oct. 31, 2018	Oct. 31, 2017	Apr. 30, 2018
Debt Instrument [Line Items]	Ìı	Ìı	Ìı	Ìı	Ìı
Approximate cash position	Ìı	$ 7,723,808	$ 7,723,808	$ 5,379,694	$ 14,612,559
Restricted cash	Ìı	190,506	190,506	Ìı	190,506
Expected investment	Ìı	600,000	600,000	Ìı	Ìı
Cash used in operating activities	Ìı	5,487,423	5,487,423	1,673,058	Ìı
Cash used during period	Ìı	$ 6,888,751	$ 6,888,751	$ (2,623,477)	Ìı
Secured Debt [Member]	Ìı	Ìı	Ìı	Ìı	Ìı
Debt Instrument [Line Items]	Ìı	Ìı	Ìı	Ìı	Ìı
Proceeds from shares issued	Ìı	Ìı	Ìı	Ìı	$ 23,023,000
Share price	Ìı	Ìı	Ìı	Ìı	$ 7.15
Sale of equity	Ìı	Ìı	Ìı	Ìı	3,220,000
Repayment of loan	Ìı	Ìı	Ìı	Ìı	$ 7,500,000
Convertible Notes Payable [Member] \| Subsequent Event [Member]	Ìı	Ìı	Ìı	Ìı	Ìı
Debt Instrument [Line Items]	Ìı	Ìı	Ìı	Ìı	Ìı
Amount of principal and accrued interest paid	$ 1,160,000	Ìı	Ìı	Ìı	Ìı

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Expected investment.

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Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.

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Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

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Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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