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BASIC AND DILUTED LOSS PER COMMON SHARE
 6 Months Ended
Jun. 30, 2021
Earnings Per Share [Abstract]  
Basic and Diluted Loss Per Common Share BASIC AND DILUTED LOSS PER COMMON SHAREThe calculation of basic and diluted earnings per share after adjustment for the effects of all potential dilutive Common Shares, is as follows:
 Three months ended
June 30,		Six months ended
June 30,
 2021202020212020
Loss attributable to shareholders$(10,784)$(8,187)$(21,692)$(13,844)
Basic and diluted weighted average number of common shares outstanding144,450,494 102,322,778 140,923,146 112,868,921 
Loss per common share$(0.07)$(0.08)$(0.15)$(0.12)
For the six months ended June 30, 2021, 3.68 million (June 30, 2020 - 6.10 million) options and warrants have been excluded from the calculation, as their effect would have been anti-dilutive.