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BASIC AND DILUTED LOSS PER COMMON SHARE (Tables)
 12 Months Ended
Dec. 31, 2018
Earnings Per Share [Abstract]  
Schedule of Weighted Average Number of Shares
The following is a reconciliation of weighted average shares outstanding for the years ended December 31, 2018, 2017, 2016, respectively:
 
Years Ended December 31,
 
2018
 
2017
 
2016
Issued common shares at beginning of period
74,366,824

 
66,205,153

 
46,519,132

  Effect of share options exercised
115,330

 
—

 
3,471

Effect of shares issued for settlement of vesting of restricted share units
829,610

 
831,393

 
196,242

  Effect of shares issued for exercise of share purchase warrants
44,185

 
—

 
—

Shares issued for consulting services
122,854

 
—

 
—

  Effect of shares issued in asset acquisitions
419,986

 
—

 
3,184,175

Effect of shares issued for conversion of debentures
323

 
—

 
—

  Effect of shares issued in public offerings
7,576,288

 
3,822,561

 
6,538,038

Weighted average shares outstanding
83,475,400

 
70,859,107

 
56,441,058
Schedule of Earnings Per Share, Basic and Diluted
The calculation of diluted earnings per share after adjustment for the effects of all potential dilutive common shares, calculated as follows:
 
Years Ended December 31,
 
2018
 
2017
 
2016
Net loss to owners of the Company
$
(25,245
)
 
$
(27,766
)
 
$
(39,413
)
Basic and diluted weighted average number
 
 
 
 
 
of common shares outstanding
83,475,400

 
70,859,107

 
56,441,058

Loss per common share
$
(0.30
)
 
$
(0.39
)
 
$
(0.70
)