Net loss per common share (Tables)

12 Months Ended

Dec. 31, 2017

Earnings Per Share [Abstract]

Net loss per common share (Tables)

For the year ended December 31, 2017 the computation of basic and diluted earnings per share is as follows:

	Amount			Number of shares		Per share amount
Basic earnings per share
Net loss per share from continuing operations	$	(8,190,376	)		107,352,184	$	(0.08	)
Net income per share from discontinued operations		6,821,889			107,352,184		0.06
Basic income per share		(1,368,487	)		107,352,184		(0.02	)
Effect of dilutive securities
Warrants		—			11,135,388
Convertible debt		—			30,314,208
Diluted earnings per share
Net loss per share from continuing operations		(8,190,376	)		148,801,780		(0.06	)
Net income per share from discontinued operations		6,821,889			148,801,780		0.05
	$	(1,368,487	)		148,801,780	$	(0.01	)

For the year ended December 31, 2016, the following options and warrants were excluded from the computation of diluted net loss per share as the results would have been anti-dilutive.

	Year ended December 31, 2016
Stock options	$	480,000
Warrants to purchase shares of common stock		19,637,409
	$	20,117,409