Annual report pursuant to Section 13 and 15(d)

Earnings Per Share (Details)

v3.19.1
Earnings Per Share (Details) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Numerator:                      
Net (loss) income from continuing operations                 $ 13,097,429 $ 1,341,362 $ (6,993,967)
Net loss from discontinued operations, net of income taxes                 $ 0 $ 0 $ (99,334)
Denominator:                      
Denominator for basic earnings per share - weighted average shares (shares)                 8,806,079 8,704,730 8,649,745
Effect of dilutive securities:                      
Employee stock options and stock grants (shares)                 71,530 22,757 0
Denominator for diluted earnings per share - weighted average shares (shares)                 8,877,609 8,727,487 8,649,745
Net income (loss) per common share from continuing operations:                      
Basic (dollars per share) $ 0.06 $ 0.57 $ 0.42 $ 0.44 $ 0.11 $ (0.14) $ 0.10 $ 0.08 $ 1.49 $ 0.15 $ (0.81)
Diluted (dollars per share) $ 0.06 $ 0.56 $ 0.41 $ 0.44 $ 0.11 $ (0.14) $ 0.10 $ 0.08 1.48 0.15 (0.81)
Net loss per share from discontinued operations:                      
Basic (dollars per share)                 0.00 0.00 (0.01)
Diluted (dollars per share)                 $ 0.00 $ 0.00 $ (0.01)
Antidilutive securities excluded from earnings per share calculation (shares)                 600 86,524 295,287