XML 40 R74.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
POST-EMPLOYMENT BENEFITS (Details) - CAD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
DisclosureOfPostEmploymentBenefitLiabilityLineItems [Line Items]      
Current post-employment benefits $ 150 $ 150 $ 250
Noncurrent post-employment benefits 2,108 2,145 2,115
Total post-employment benefits 2,258 2,295 2,365
Accrued benefit obligation      
DisclosureOfPostEmploymentBenefitLiabilityLineItems [Line Items]      
Total post-employment benefits $ 2,258 $ 2,295 $ 2,365