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BASIC AND DILUTED LOSS PER COMMON SHARE | 9 Months Ended
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Sep. 30, 2017
Earnings Per Share [Abstract] |
Basic and Diluted Loss Per Common Share | BASIC AND DILUTED LOSS PER COMMON SHARE Basic and diluted loss per share The calculation of basic and diluted earnings per share after adjustment for the effects of all potential dilutive common shares, calculated as follows:
| Three months ended September 30, |  | Nine months ended September 30,
| 2017 |  | 2016 |  | 2017 |  | 2016
Loss attributable to shareholders | $ | (4,766 | ) |  | $ | (8,076 | ) |  | $ | (19,744 | ) |  | $ | (27,292 | )
Basic and diluted weighted average number |  |  |  |  |  |  |
of common shares outstanding | 71,436,413 |  |  | 58,630,457 |  |  | 70,216,934 |  |  | 53,161,608 |
Loss per common share | $ | (0.07 | ) |  | $ | (0.14 | ) |  | $ | (0.28 | ) |  | $ | (0.51 | )
For the three and nine months ended September 30, 2017, 8.71 million (September 30, 2016 - 10.90 million) options and warrants and the potential conversion of the Debentures have been excluded from the calculation as their effect would have been anti-dilutive.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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