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Weighted Average Shares Outstanding (Tables)
 12 Months Ended
Dec. 31, 2019
Investments accounted for using equity method [abstract]  
Schedule of Basic and Diluted Common Shares Outstanding, Calculated on Weighted Average Basis
The number of basic shares outstanding and diluted common shares, calculated on a weighted average basis, is as follows:
 
  
 
December 31
 
   December 31 
   
                        2019
                           2018 
   
 
#
 
   # 
Basic shares outstanding
  
 
111,550,424
 
   113,733,118 
Share options (dilutive effect in 2019 of 107,168 options; 2018 – 507,066 options)
  
 
-
 
   89,200 
Diluted shares
  
 
111,550,424
 
   113,822,318