Stockholders' Equity (Details Textual 1) - USD ($)	1 Months Ended	6 Months Ended
	Sep. 22, 2017	Dec. 31, 2018	Jun. 30, 2018
Stockholders Equity Note [Line Items]
Common stock, par value		$ 0.001	$ 0.001
2018 Registered Offering [Member]
Stockholders Equity Note [Line Items]
Issuance of shares and warrants - net of issue costs, shares	8,000,000
Sale of stock, description		Under the Company's engagement agreement with the placement agent, the Company paid $800,000 in cash commission and other fees to the placement agent and issued warrants to purchase 400,000 shares of common stock to the placement agent (the "2018 Agent Warrants"). The 2018 Agent Warrants are exercisable at a per share price of $1.25 and have a term of exercise of five years.
Gross proceeds of cash	$ 10,000,000
Common stock, par value	$ 1.25
Additional warrants purchase	8,000,000
Issuance of cash		$ 254,664
Net proceeds of cash		$ 8,945,336
2018 Investor Warrants [Member]
Stockholders Equity Note [Line Items]
Exercise price		$ 1.25