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Income (Loss) Per Share (Details Textual) - Restricted shares granted on June 30, 2015 [Member] - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Income (Loss) Per Share (Textual)
Vested restricted shares granted	307,000	13,338	307,000	13,338
Unvested restricted shares	1,580,000	141,333	1,580,000	141,333