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Income (Loss) Per Share (Details Textual) - shares | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Income (Loss) Per Share (Textual) |  |  |  |
Unvested restricted shares | 855,504 | 1,580,000 | 855,504 | 1,580,000
Restricted Shares Granted Pursuant to 2015 Plan [Member] |  |  |  |
Income (Loss) Per Share (Textual) |  |  |  |
Vested restricted shares granted | 284,332 | 307,000 | 284,332 | 307,000

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