XML 161 R131.htm IDEA: XBRL DOCUMENT v3.22.0.1
Financial risks - Disclosure of detailed information about foreign currency risk (Details)
$ in Thousands, $ in Thousands
Dec. 31, 2021
CAD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
CAD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
CAD ($)
Disclosure of Financial Risks [Line Items]          
Cash and cash equivalents $ 115,698   $ 302,524   $ 108,223
Amounts receivable 14,691   12,894    
Accounts payable and accrued liabilities (30,049)   (46,889)    
Revolving credit facility $ (113,389)   $ (63,659)    
Equivalent in CDN [Member]          
Disclosure of Financial Risks [Line Items]          
Net exposure in foreign currencies   $ (28,453)   $ 55,466  
Amounts held in US dollars [Member]          
Disclosure of Financial Risks [Line Items]          
Cash and cash equivalents   23,755   90,638  
Amounts receivable   2,600   1,709  
Other assets   1,319   1,327  
Accounts payable and accrued liabilities   (117)   (110)  
Revolving credit facility   (50,000)   (50,000)  
Net exposure in foreign currencies   $ (22,443)   $ 43,564