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Public Offering of Class A Common Stock (Details Narrative) - USD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
Dec. 21, 2016 | Dec. 16, 2016 | Jun. 30, 2017
Proceeds from issuance of common stock under public equity placement |  |  | $ 8,749,496
Underwriting Agreement [Member] | Roth Capital [Member] |  |  |
Offering amount, shares |  | 7,000,000 |
Share price |  | $ 1.21 |
Proceeds from issuance of common stock under public equity placement | $ 8,700,000 |  |
Public equity placement, net of costs, shares | 8,000,000 |  |
Underwriting Agreement [Member] | Roth Capital [Member] | Over-Allotment Option [Member] |  |  |
Grant of option for over allotment |  | 1,000,000 |
Number of days option exercisable |  | 45 days |
Public equity placement, net of costs, shares | 1,000,000 |  |

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