Annual reports filed by certain Canadian issuers pursuant to Section 15(d) and Rule 15d-4

Income taxes - Disclosure of income taxes (Details)

v3.19.3.a.u2
Income taxes - Disclosure of income taxes (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward $ 230,872 $ 163,144
Federal investment tax credits 2,315 1,926
SRED amounts 5,537 $ 3,732
2029    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward 3,294  
Federal investment tax credits 30  
2030    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward 2,341  
Federal investment tax credits 50  
2031    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward 1,786  
Federal investment tax credits 280  
2032    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward 7,425  
Federal investment tax credits 184  
2033    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward 5,325  
Federal investment tax credits 75  
2034    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward 13,032  
Federal investment tax credits 131  
2035    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward 18,749  
Federal investment tax credits 203  
2036    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward 21,140  
Federal investment tax credits 206  
2037    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward 42,230  
Federal investment tax credits 353  
2038    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward 47,735  
Federal investment tax credits 414  
2039    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Non-capital losses carried forward 67,815  
Federal investment tax credits $ 389