Share capital and reserves (Tables)
12 Months Ended
Dec. 31, 2017
Text block1 [abstract]  
Summary of Changes in Warrants

The following is a summary of the changes in warrants for the period from January 1, 2016 to December 31, 2017:

 

                   Number of        
     Grant date      Exercise price      warrants     Amount  

Balance at January 1, 2016

           15,795,422     $ 1,329  

Issuance of warrants (i)

          

May

     May 13 and 27, 2016      $ 0.245        32,432,425       2,832  

Exercise of warrants

          

July

     January 18, 2013        0.08        (55,000     —    

August

     October 1, 2013        0.24        (100,000     (15

October

     October 1, 2013        0.24        (661,505     (96

November

     October 25, 2015        0.31        (460,877     (31

November

     January 18, 2013        0.08        (422,443     (28

December

     December 18, 2013        0.24        (53,347     (1

December

     January 18, 2013        0.08        (511,252     (7

Expiry of warrants

           (78,251     —    
        

 

 

   

 

 

 

Balance at December 31, 2016

           45,885,172     $ 3,983  

Exercise of warrants

          

January

     January 30, 2014        0.71        (375,565     (164

January

     January 18, 2013        0.08        (298,066     —    

March

     October 8, 2015        0.31        (1,140,351     (117

April

     October 28, 2015        0.31        (350,877     (66

April

     January 18, 2013        0.08        (744,198     —    

May

     January 18, 2013        0.08        (165,377     —    

May

     October 28, 2015        0.31        (192,982     (36

June

     January 18, 2013        0.08        (50,000     —    

July

     January 18, 2013        0.08        (248,066     —    

July

     October 28, 2015        0.31        (157,894     (30

August

     May 13, 2016        0.245        (2,300,000     (202

September

     May 27, 2016        0.245        (48,720     (4

September

     January 18, 2013        0.08        (951,064     —    

November

     January 18, 2013        0.08        (133,022     —    

December

     January 18, 2013        0.08        (55,126     —    

Expiry of warrants

           (19,210     —    
        

 

 

   

 

 

 

Balance at December 31, 2017

           38,654,654     $ 3,364  
        

 

 

   

 

 

 

 

(i)

32,432,425 units were issued in two private placements. Each unit consisted of one common share and one common share purchase warrant, for total consideration of $5,978.

Changes in the number of other equity instruments (ie other than share options)

As at December 31, 2017, the Company has outstanding warrants as follows:

 

Grant date

   Number of
warrants
     Exercise price      Expiry

January 18, 2013

     2,981,476      $ 0.08      January 18, 2018

October 8, 2015

     4,101,680        0.31      October 8, 2020

October 23, 2015

     1,478,245        0.31      October 23, 2020

October 28, 2015

     9,548        0.31      October 28, 2020

May 13, 2016

     8,510,812        0.245      May 13, 2021

May 27, 2016

     21,572,893        0.245      May 27, 2021
  

 

 

    

 

 

    
     38,654,654      $ 0.242