XML 99 R98.htm IDEA: XBRL DOCUMENT v3.20.1
Balance Sheet Classification of Provisions and Other (Detail) - CAD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Disclosure Of Other Provisions [Abstract]      
Current $ 1,907 $ 2,796  
Long-term 9,959 10,577  
Other provisions $ 11,866 $ 13,373 $ 13,232