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Earnings Per Share (Details) - USD ($)
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Numerator:    
Net income (loss) attributable to common shareholders $ (253,111) $ 46,281
Denominator:    
Weighted-average shares outstanding – basic (in shares) 16,341,481 17,012,852
Dilutive effect of other securities (in shares) 0 392,167
Weighted-average shares outstanding – diluted (in shares) 16,341,481 17,405,019