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Capital Disclosures (Tables)
 12 Months Ended
Dec. 31, 2019
Corporate Information And Statement Of IFRS Compliance [Abstract]  
Disclosure of detailed information about capital
 
 
2019

 
2018

Long-term debt, net (1)
 
$
20,843

 
$
20,522

Total shareholders’ equity
 
$
34,991

 
$
31,974

Debt to book capitalization
 
37%

 
39%

(1)
Includes the current portion of long-term debt, net of cash and cash equivalents.