XML 185 R112.htm IDEA: XBRL DOCUMENT v3.20.4
Components of Accounts Payable and Accrued Liabilities (Detail) - CAD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Jan. 01, 2019
Accounts Payable And Accrued Liabilities1 [Abstract]      
Accounts payable $ 56,922 $ 91,468  
Accrued liabilities:      
Payroll 44,533 54,334  
Other 49,502 53,676  
Accounts payable and accrued liabilities $ 150,957 $ 199,478 $ 2,800