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v3.19.2

Subsequent Events (Details) - USD ($) | 1 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 31, 2019 | Jun. 30, 2019 | Jun. 30, 2018
Subsequent Event [Line Items] |  |  |
Proceeds from the sale of stock |  | $ 19,671,712 |
Purchase cost |  | $ 100,000 |
Restricted Stock [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Sale of common stock |  | 106,251 |
Stock granted |  | 24,500 |
Series B Preferred Stock [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Preferred stock converted into common shares |  | 8,001 |
H.C. Wainwright [Member] | Common Stock [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Proceeds from the sale of stock |  | $ 18,900,000 |
H.C. Wainwright [Member] | Series B Preferred Stock [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Proceeds from the sale of stock |  | $ 18,900,000 |
Subsequent Event [Member] | Restricted Stock [Member] | Consultant [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Stock granted | 36,500 |  |
Subsequent Event [Member] | Series B Preferred Stock [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Preferred stock converted into common shares | 800 |  |
Subsequent Event [Member] | H.C. Wainwright [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Proceeds from the sale of stock | $ 2,600,000 |  |
Subsequent Event [Member] | H.C. Wainwright [Member] | Common Stock [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Sale of common stock | 930,019 |  |

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