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Warrants (Details Narrative) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Jun. 26, 2017 | May 16, 2017
Number of shares, Warrant rights | 190,114 | 9,231,628 | 506,627 |
Warrants outstanding | 1,600,000 |  |  | 2,400,000
Warrants, weighted average exercise price | $ 5.75 |  | $ 1.65 |
Warrants expiring | 44,037 | 13,927 |  |
Warrant [Member] |  |  |  |
Warrants outstanding | 1,200,000 |  |  | 33,500,000
Strike price per share | $ 6.20 |  |  |
Warrant expiration date | Apr. 04, 2019 |  |  |
Warrant Exchange Agreements [Member] |  |  |  |
Common stock shares issued | 820,714 |  |  |
Investor [Member] |  |  |  |
Number of shares, Warrant rights | 1,600,000 |  |  |
Warrants outstanding |  | 7,617,148 |  |
Proceeds from warrant |  | $ 22,000,000 |  |

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