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Earnings (Loss) Per Share
12 Months Ended
Dec. 31, 2017
Earnings Per Share [Abstract]  
Earnings (loss) per Share
Earnings (Loss) 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:
 
 
2017
 
2016
 
2015
 
 
 
 
 
 
 
Numerator:
 
 
 
 
 
 
Net income (loss) attributable to common shareholders
 
$
(7,978,633
)
 
$
(944,683
)
 
$
731,351

 
 
 
 
 
 
 
Denominator:
 
 
 
 
 
 
Weighted-average shares outstanding – basic
 
15,911,577

 
16,236,525

 
16,715,970

Dilutive effect of restricted stock and stock options
 

 

 
378,784

Weighted-average shares outstanding – diluted
 
15,911,577

 
16,236,525

 
17,094,754


The Company's anti-dilutive restricted shares and stock options outstanding were as follows for the years ended December 31:
 
 
2017
 
2016
 
2015
 
 
 
 
 
 
 
Anti-dilutive shares
 
18,325

 
13,300

 
46,633