Quarterly report pursuant to Section 13 or 15(d)

Income (loss) Per Common Share - Schedule of Income (Loss) Per Common Share, Basic and Diluted (Details)

v3.19.2
Income (loss) Per Common Share - Schedule of Income (Loss) Per Common Share, Basic and Diluted (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Net loss attributable to stockholders $ (357,129) $ (754,350) $ (3,637,206) $ (733,592)
Weighted average shares outstanding (shares) - basic and diluted 24,826,311 24,818,459 24,822,555 24,811,034
Basic income (loss) per share (in USD per share) $ (0.01) $ (0.03)    
Net loss per share - basic and diluted (in USD per share) $ (0.01) $ (0.03) $ (0.15) $ (0.03)
Stock Options        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Anti-dilutive shares underlying stock options outstanding (shares) 205,036 176,812 228,537 135,517