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Convertible Preferred Stock (Details) - USD ($) $ / shares in Units, $ in Thousands |  | 12 Months Ended
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Nov. 05, 2018 | Dec. 31, 2019
Preferred stock dividend entitles |  | 12.00%
Preferred stock dividend, payable semi-annually, description |  | The three-year anniversary of the initial investment date occurred during the second half of 2017 for $5,200 and the first quarter of 2018 for the remaining $300 originally issued preferred stock and therefore dividends on those investments will be paid via issuance of common shares at all future dividend dates.
Series A Convertible Preferred Stock [Member] |  |
Preferred stock dividend entitles |  | 6.00%
Converted shares of stock conversion |  | 723,561
Common stock at the conversion rate |  | $ 7.65
Additional common stock and warrant, description |  | Those holders of preferred stock who executed a customary lock-up agreement for a period continuing for 90 days after the consummation of the public offering were issued, as a one-time incentive, additional common stock and warrants, in such number as defined in underlying agreements. The Company issued an additional 1,123,367 shares of common stock in exchange for execution of such lock-up agreements.
Common Stock [Member] |  |
Common stock at the conversion rate | $ 7.65 |
Public offering cost | $ 10,000 |

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