Stockholders' Equity	9 Months Ended
Mar. 31, 2019
Equity [Abstract]
Stockholders' Equity	(4) Stockholders’ Equity On October 9, 2018, the Company entered into a Securities Purchase Agreement (“Agreement No. 1”) with Thomas B. Pickens III, the Chief Executive Officer and Chairman of the Board of Directors of the Company, and a long-term accredited investor in the Company (the “Investor”). Pursuant to Agreement No. 1, the Company agreed to sell an aggregate of 866,950 shares of its series B convertible preferred stock, par value $0.001 per share (the “Preferred Shares”) to Mr. Pickens and 409,645 of its shares of common stock, par value $0.001 per share (the “Common Shares”) to the Investor, at a price per share of $2.35 and for aggregate gross proceeds of approximately $3.0 million. The purchase price of $2.35 per share was equal to the closing price on The NASDAQ Capital Market on October 8, 2018. The Preferred Shares converted into an aggregate of 866,950 shares of common stock on December 7, 2018 upon receipt of shareholder approval in accordance with NASDAQ Listing Rule 5635(b). As of March 31, 2019, the Company has sold 205,540 shares of common stock pursuant to an At the Market Issuance Sales Agreement with B. Riley FBR, under which B. Riley FBR acts as sales agent. A prospectus relating to the ATM Offering was filed with the SEC on November 9, 2018. In connection with the sale of these shares of common stock, the Company has received net proceeds of $998,057. The weighted-average sale price per share was $5.11.

Stockholders' Equity

9 Months Ended

Mar. 31, 2019

(4) Stockholders’ Equity

On October 9, 2018, the Company entered into a Securities Purchase Agreement (“Agreement No. 1”) with Thomas B. Pickens III, the Chief Executive Officer and Chairman of the Board of Directors of the Company, and a long-term accredited investor in the Company (the “Investor”).

Pursuant to Agreement No. 1, the Company agreed to sell an aggregate of 866,950 shares of its series B convertible preferred stock, par value $0.001 per share (the “Preferred Shares”) to Mr. Pickens and 409,645 of its shares of common stock, par value $0.001 per share (the “Common Shares”) to the Investor, at a price per share of $2.35 and for aggregate gross proceeds of approximately $3.0 million. The purchase price of $2.35 per share was equal to the closing price on The NASDAQ Capital Market on October 8, 2018. The Preferred Shares converted into an aggregate of 866,950 shares of common stock on December 7, 2018 upon receipt of shareholder approval in accordance with NASDAQ Listing Rule 5635(b).

As of March 31, 2019, the Company has sold 205,540 shares of common stock pursuant to an At the Market Issuance Sales Agreement with B. Riley FBR, under which B. Riley FBR acts as sales agent. A prospectus relating to the ATM Offering was filed with the SEC on November 9, 2018. In connection with the sale of these shares of common stock, the Company has received net proceeds of $998,057. The weighted-average sale price per share was $5.11.