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)

v3.8.0.1
Income (loss) per common share - Schedule of Income (Loss) Per Common Share, Basic and Diluted (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Earnings Per Share [Abstract]        
Net income (loss) attributable to stockholders $ 27,211 $ 207,868 $ (221,544) $ (1,100,839)
Weighted average shares outstanding - Basic (shares) 24,720,613 19,640,812 22,643,406 19,071,497
Basic income (loss) per share (in USD per share) $ 0.00 $ 0.01 $ (0.01) $ (0.06)
Weighted average shares outstanding - Diluted (shares) 24,930,624 20,229,120 22,643,406 19,071,497
Diluted income (loss) per share (in USD per share) $ 0.00 $ 0.01 $ (0.01) $ (0.06)
Stock Options        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive securities (shares) 235,736 1,130,158
Convertible Debenture        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive securities (shares) 889,830 889,830
Warrant        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive securities (shares) 250,000 250,000