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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The cash outflow for cost incurred directly with the issuance of an equity security.

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The cash inflow from the additional capital contribution to the entity.

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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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Number of new stock issued during the period.

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Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Capital Stock - Additional Information (Details) - USD ($)		12 Months Ended
	Feb. 14, 2017	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Capital stock, shares authorized		50,000,000	50,000,000
Capital stock, par value		$ 0.01	$ 0.01
Gross proceeds from issuance of shares		$ 6,626,898	$ 3,558,497
Proceeds from issuance of common stock and warrants	$ 3,657,500
Aggregate number of units issued (in shares)	2,090,000
Aggregate number of units issued, per unit ($ per shares)	$ 1.75
Sale of equity units description		Each unit consists of one share of common stock and one warrant to purchase one-half of a share of common stock.
Class of warrant description		Each warrant will have a two-year term and is exercisable at the following exercise prices: in the first year at $2.00 per share or in the second year at $2.25 per share.
Increase in additional paid in capital as a result of issuance of units	$ 3,532,256
Increase in additional paid in capital, fair value of warrants	$ 473,658
Capital stock, shares issued		23,074,954	17,779,954
Capital stock, shares outstanding		23,074,954	17,779,954
Total unrecognized compensation cost related to nonvested share based compensation		$ 330,071
Expected weighted-average period of unrecognized compensation cost		1 year 8 months 12 days
Total fair values shares vested		$ 0	$ 6,800
Measurement Input Expected Term
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Expected term of warrant	2 years
Exercisable in First Year
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Exercise price of warrants	$ 2.00
Exercisable in Second Year
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Exercise price of warrants	$ 2.25
2015 and 2016 Stock Incentive and Compensation Plans
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Weighted average remaining contractual term (in years), grants		5 years
2015 and 2016 Stock Incentive and Compensation Plans \| Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of options and shares available for grant to employees		1,569,000
Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of shares issued		5,295,000
Share issuance costs		$ 790,000
Proceeds from issuance of common stock and warrants		$ 6,600,000
Capital stock, shares outstanding		23,074,954	17,779,954	8,518,791
Public Offering \| Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of shares issued		3,520,000
Gross proceeds from issuance of shares		$ 4,900,000
Private Placement \| Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of shares issued		1,775,000
Gross proceeds from issuance of shares		$ 2,500,000