Common Stock (Details Textual) - USD ($) |
6 Months Ended | ||
|---|---|---|---|
Mar. 03, 2017 |
Jun. 30, 2018 |
Jun. 30, 2017 |
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| Proceeds from Issuance of Common Stock | $ 0 | $ 13,657,331 | |
| Class of Warrant or Right, Number of Securities Called by Warrants or Rights | 5,929,256 | ||
| Private Placement [Member] | |||
| Proceeds from Issuance of Common Stock | $ 13,700,000 | ||
| Sale of Stock, Price Per Share | $ 2.535 | ||
| Proceeds from Issuance or Sale of Equity | $ 15,000,000 | ||
| Payments of Stock Issuance Costs | $ 1,100,000 | ||
| Common Stock [Member] | Private Placement [Member] | |||
| Sale of Stock, Number of Shares Issued in Transaction | 5,220,826 | ||
| Preferred Stock [Member] | Private Placement [Member] | |||
| Sale of Stock, Number of Shares Issued in Transaction | 708,430 | ||
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- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cash outflow for cost incurred directly with the issuance of an equity security. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cash inflow from the additional capital contribution to the entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The number of shares issued or sold by the subsidiary or equity method investee per stock transaction. No definition available.
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- Definition Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction. No definition available.
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