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Earnings (Loss) Per Share (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Numerator:        
Net income (loss) attributable to common shareholders $ (1,953,668) $ (1,643,044) $ (2,577,053) $ (4,742,971)
Denominator:        
Weighted-average shares outstanding – basic (in shares) 15,368,027 15,573,108 15,454,159 15,645,230
Dilutive effect of other securities (in shares) 0 0    
Weighted-average shares outstanding – diluted (in shares) 15,368,027 15,573,108 15,454,159 15,645,230