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Earnings (Loss) Per Share (Tables)
12 Months Ended
Dec. 31, 2018
Earnings Per Share [Abstract]  
Schedule of calculation of numerator and denominator in earnings per share
The following table shows the computation of the numerator and the denominator used to calculate diluted earnings (loss) per share for the years ended December 31:
201820172016
Numerator:
Net income (loss) attributable to common shareholders$(6,963,068)$(7,978,633)$(944,683)
Denominator:
Weighted-average shares outstanding – basic15,614,052 15,911,577 16,236,525 
Dilutive effect of restricted stock and stock options— — — 
Weighted-average shares outstanding – diluted15,614,052 15,911,577 16,236,525 
Schedule of anti-dilutive securities excluded from computation of earnings per share
The Company's anti-dilutive restricted shares and stock options outstanding were as follows for the years ended December 31:
201820172016
Anti-dilutive shares and options41,650 18,325 13,300