Investment Property - profit or loss in relation to investment property (Details) - CAD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Investment Property
Rental income	$ 1,652	$ 1,611	$ 1,510
Direct operating expenses (including repairs and maintenance) arising from investment property during the year	$ 266	$ 193	$ 256

The amount of direct operating expenses (including repairs and maintenance) arising from investment property that generated rental income during the period recognised in profit or loss. [Refer: Investment property]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 40
-IssueDate 2019-01-01
-Paragraph 75
-Subparagraph f
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=40&code=ifrs-tx-2019-en-r&anchor=para_75_f_ii&doctype=Standard
-URIDate 2019-03-27

Name:	ifrs-full_DirectOperatingExpenseFromInvestmentPropertyGeneratingRentalIncome
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration